-/* $PostgreSQL: pgsql/contrib/citext/citext.sql.in,v 1.2 2008/07/30 17:08:52 tgl Exp $ */
+/* $PostgreSQL: pgsql/contrib/citext/citext.sql.in,v 1.3 2008/09/05 18:25:16 tgl Exp $ */
-- Adjust this setting to control where the objects get created.
SET search_path = public;
CREATE OR REPLACE FUNCTION citextin(cstring)
RETURNS citext
AS 'textin'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citextout(citext)
RETURNS cstring
AS 'textout'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citextrecv(internal)
RETURNS citext
AS 'textrecv'
-LANGUAGE 'internal' STABLE STRICT;
+LANGUAGE internal STABLE STRICT;
CREATE OR REPLACE FUNCTION citextsend(citext)
RETURNS bytea
AS 'textsend'
-LANGUAGE 'internal' STABLE STRICT;
+LANGUAGE internal STABLE STRICT;
--
-- The type itself.
);
--
--- A single cast function, since bpchar needs to have its whitespace trimmed
--- before it's cast to citext.
+-- Type casting functions for those situations where the I/O casts don't
+-- automatically kick in.
--
+
CREATE OR REPLACE FUNCTION citext(bpchar)
RETURNS citext
AS 'rtrim1'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION citext(boolean)
+RETURNS citext
+AS 'booltext'
+LANGUAGE internal IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION citext(inet)
+RETURNS citext
+AS 'network_show'
+LANGUAGE internal IMMUTABLE STRICT;
--
-- Implicit and assignment type casts.
CREATE CAST (citext AS bpchar) WITHOUT FUNCTION AS ASSIGNMENT;
CREATE CAST (text AS citext) WITHOUT FUNCTION AS ASSIGNMENT;
CREATE CAST (varchar AS citext) WITHOUT FUNCTION AS ASSIGNMENT;
-CREATE CAST (bpchar AS citext) WITH FUNCTION citext(bpchar) AS ASSIGNMENT;
+CREATE CAST (bpchar AS citext) WITH FUNCTION citext(bpchar) AS ASSIGNMENT;
+CREATE CAST (boolean AS citext) WITH FUNCTION citext(boolean) AS ASSIGNMENT;
+CREATE CAST (inet AS citext) WITH FUNCTION citext(inet) AS ASSIGNMENT;
--
-- Operator Functions.
CREATE OR REPLACE FUNCTION texticlike(citext, citext)
RETURNS bool AS 'texticlike'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticnlike(citext, citext)
RETURNS bool AS 'texticnlike'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexeq(citext, citext)
RETURNS bool AS 'texticregexeq'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexne(citext, citext)
RETURNS bool AS 'texticregexne'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OPERATOR ~ (
PROCEDURE = texticregexeq,
CREATE OR REPLACE FUNCTION texticlike(citext, text)
RETURNS bool AS 'texticlike'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticnlike(citext, text)
RETURNS bool AS 'texticnlike'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexeq(citext, text)
RETURNS bool AS 'texticregexeq'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexne(citext, text)
RETURNS bool AS 'texticregexne'
-LANGUAGE 'internal' IMMUTABLE STRICT;
+LANGUAGE internal IMMUTABLE STRICT;
CREATE OPERATOR ~ (
PROCEDURE = texticregexeq,
RESTRICT = icnlikesel,
JOIN = icnlikejoinsel
);
+
+--
+-- Matching citext in string comparison functions.
+-- XXX TODO Ideally these would be implemented in C.
+--
+
+CREATE OR REPLACE FUNCTION regexp_matches( citext, citext ) RETURNS TEXT[] AS $$
+ SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_matches( citext, citext, text ) RETURNS TEXT[] AS $$
+ SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_replace( citext, citext, text ) returns TEXT AS $$
+ SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, $2::pg_catalog.text, $3, 'i');
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_replace( citext, citext, text, text ) returns TEXT AS $$
+ SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, $2::pg_catalog.text, $3, CASE WHEN pg_catalog.strpos($4, 'c') = 0 THEN $4 || 'i' ELSE $4 END);
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_split_to_array( citext, citext ) RETURNS TEXT[] AS $$
+ SELECT pg_catalog.regexp_split_to_array( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_split_to_array( citext, citext, text ) RETURNS TEXT[] AS $$
+ SELECT pg_catalog.regexp_split_to_array( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_split_to_table( citext, citext ) RETURNS SETOF TEXT AS $$
+ SELECT pg_catalog.regexp_split_to_table( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION regexp_split_to_table( citext, citext, text ) RETURNS SETOF TEXT AS $$
+ SELECT pg_catalog.regexp_split_to_table( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION strpos( citext, citext ) RETURNS INT AS $$
+ SELECT pg_catalog.strpos( pg_catalog.lower( $1::pg_catalog.text ), pg_catalog.lower( $2::pg_catalog.text ) );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION replace( citext, citext, citext ) RETURNS TEXT AS $$
+ SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, pg_catalog.regexp_replace($2::pg_catalog.text, '([^a-zA-Z_0-9])', E'\\\\\\1', 'g'), $3::pg_catalog.text, 'gi' );
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION split_part( citext, citext, int ) RETURNS TEXT AS $$
+ SELECT (pg_catalog.regexp_split_to_array( $1::pg_catalog.text, pg_catalog.regexp_replace($2::pg_catalog.text, '([^a-zA-Z_0-9])', E'\\\\\\1', 'g'), 'i'))[$3];
+$$ LANGUAGE SQL IMMUTABLE STRICT;
+
+CREATE OR REPLACE FUNCTION translate( citext, citext, text ) RETURNS TEXT AS $$
+ SELECT pg_catalog.translate( pg_catalog.translate( $1::pg_catalog.text, pg_catalog.lower($2::pg_catalog.text), $3), pg_catalog.upper($2::pg_catalog.text), $3);
+$$ LANGUAGE SQL IMMUTABLE STRICT;
aaa
(1 row)
--- LIKE shoudl be case-insensitive
+-- LIKE should be case-insensitive
SELECT name FROM srt WHERE name LIKE '%a%' ORDER BY name;
name
----------
aba
(2 rows)
+-- Explicit casts.
+SELECT true::citext = 'true' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'true'::citext::boolean = true AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int4::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int4 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::integer::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::integer = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int8::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int8 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::bigint::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::bigint = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int2::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int2 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::smallint::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::smallint = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::numeric = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::numeric = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::decimal = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::decimal = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::real = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::real = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::float4 = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::float4 = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::double precision = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::double precision = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::float8 = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::float8 = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::name::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::name = 'foo'::name AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::bytea::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::bytea = 'foo'::bytea AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '100'::money::citext = '$100.00' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '100'::citext::money = '100'::money AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::char::citext = 'a' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext::char = 'a'::char AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::varchar::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::varchar = 'foo'::varchar AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::text::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::text = 'foo'::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128/25'::cidr::citext = '192.168.100.128/25' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128/25'::citext::cidr = '192.168.100.128/25'::cidr AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128'::inet::citext = '192.168.100.128/32' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128'::citext::inet = '192.168.100.128'::inet AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '08:00:2b:01:02:03'::macaddr::citext = '08:00:2b:01:02:03' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '08:00:2b:01:02:03'::citext::macaddr = '08:00:2b:01:02:03'::macaddr AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '<p>foo</p>'::xml::citext = '<p>foo</p>' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '<p>foo</p>'::citext::xml::text = '<p>foo</p>'::xml::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::timestamp::citext = '1999-01-08 04:05:06'::timestamp::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::citext::timestamp = '1999-01-08 04:05:06'::timestamp AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::timestamptz::citext = '1999-01-08 04:05:06'::timestamptz::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::citext::timestamptz = '1999-01-08 04:05:06'::timestamptz AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1 hour'::interval::citext = '1 hour'::interval::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1 hour'::citext::interval = '1 hour'::interval AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08'::date::citext = '1999-01-08'::date::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08'::citext::date = '1999-01-08'::date AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::time::citext = '04:05:06' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::citext::time = '04:05:06'::time AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::timetz::citext = '04:05:06'::timetz::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::citext::timetz = '04:05:06'::timetz AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1)'::point::citext = '(1,1)' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1)'::citext::point ~= '(1,1)'::point AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::lseg::citext = '[(1,1),(2,2)]' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::citext::lseg = '[(1,1),(2,2)]'::lseg AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::box::citext = '(0,0),(1,1)'::box::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::citext::box ~= '(0,0),(1,1)'::text::box AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1),(2,0))'::path::citext = '((0,0),(1,1),(2,0))' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1),(2,0))'::citext::path = '((0,0),(1,1),(2,0))'::path AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1))'::polygon::citext = '((0,0),(1,1))' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1))'::citext::polygon ~= '((0,0),(1,1))'::polygon AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),2)'::circle::citext = '((0,0),2)'::circle::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),2)'::citext::circle ~= '((0,0),2)'::text::circle AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::bit::citext = '101'::bit::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::citext::bit = '101'::text::bit AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::bit varying::citext = '101'::bit varying::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::citext::bit varying = '101'::text::bit varying AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a fat cat'::tsvector::citext = '''a'' ''cat'' ''fat''' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a fat cat'::citext::tsvector = 'a fat cat'::tsvector AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'fat & rat'::tsquery::citext = '''fat'' & ''rat''' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'fat & rat'::citext::tsquery = 'fat & rat'::tsquery AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid::citext = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext::uuid = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid AS t;
+ t
+---
+ t
+(1 row)
+
+CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
+SELECT 'sad'::mood::citext = 'sad' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'sad'::citext::mood = 'sad'::mood AS t;
+ t
+---
+ t
+(1 row)
+
+-- Assignment casts.
+CREATE TABLE caster (
+ citext citext,
+ text text,
+ varchar varchar,
+ bpchar bpchar,
+ name name,
+ bytea bytea,
+ boolean boolean,
+ float4 float4,
+ float8 float8,
+ numeric numeric,
+ int8 int8,
+ int4 int4,
+ int2 int2,
+ cidr cidr,
+ inet inet,
+ macaddr macaddr,
+ xml xml,
+ money money,
+ timestamp timestamp,
+ timestamptz timestamptz,
+ interval interval,
+ date date,
+ time time,
+ timetz timetz,
+ point point,
+ lseg lseg,
+ box box,
+ path path,
+ polygon polygon,
+ circle circle,
+ bit bit,
+ bitv bit varying,
+ tsvector tsvector,
+ tsquery tsquery,
+ uuid uuid
+);
+INSERT INTO caster (text) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::text);
+INSERT INTO caster (varchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::varchar);
+INSERT INTO caster (varchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::varchar);
+INSERT INTO caster (bpchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::bpchar);
+INSERT INTO caster (bpchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::bpchar);
+INSERT INTO caster (name) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::name);
+INSERT INTO caster (name) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::name);
+-- Cannot cast to bytea on assignment.
+INSERT INTO caster (bytea) VALUES ('foo'::text);
+ERROR: column "bytea" is of type bytea but expression is of type text
+LINE 1: INSERT INTO caster (bytea) VALUES ('foo'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('foo'::bytea);
+INSERT INTO caster (bytea) VALUES ('foo'::citext);
+ERROR: column "bytea" is of type bytea but expression is of type citext
+LINE 1: INSERT INTO caster (bytea) VALUES ('foo'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('foo'::bytea);
+-- Cannot cast to boolean on assignment.
+INSERT INTO caster (boolean) VALUES ('t'::text);
+ERROR: column "boolean" is of type boolean but expression is of type text
+LINE 1: INSERT INTO caster (boolean) VALUES ('t'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('t'::boolean);
+INSERT INTO caster (boolean) VALUES ('t'::citext);
+ERROR: column "boolean" is of type boolean but expression is of type citext
+LINE 1: INSERT INTO caster (boolean) VALUES ('t'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('t'::boolean);
+-- Cannot cast to float8 on assignment.
+INSERT INTO caster (float8) VALUES ('12.42'::text);
+ERROR: column "float8" is of type double precision but expression is of type text
+LINE 1: INSERT INTO caster (float8) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::float8);
+INSERT INTO caster (float8) VALUES ('12.42'::citext);
+ERROR: column "float8" is of type double precision but expression is of type citext
+LINE 1: INSERT INTO caster (float8) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::float8);
+-- Cannot cast to float4 on assignment.
+INSERT INTO caster (float4) VALUES ('12.42'::text);
+ERROR: column "float4" is of type real but expression is of type text
+LINE 1: INSERT INTO caster (float4) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::float4);
+INSERT INTO caster (float4) VALUES ('12.42'::citext);
+ERROR: column "float4" is of type real but expression is of type citext
+LINE 1: INSERT INTO caster (float4) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::float4);
+-- Cannot cast to numeric on assignment.
+INSERT INTO caster (numeric) VALUES ('12.42'::text);
+ERROR: column "numeric" is of type numeric but expression is of type text
+LINE 1: INSERT INTO caster (numeric) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::numeric);
+INSERT INTO caster (numeric) VALUES ('12.42'::citext);
+ERROR: column "numeric" is of type numeric but expression is of type citext
+LINE 1: INSERT INTO caster (numeric) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::numeric);
+-- Cannot cast to int8 on assignment.
+INSERT INTO caster (int8) VALUES ('12'::text);
+ERROR: column "int8" is of type bigint but expression is of type text
+LINE 1: INSERT INTO caster (int8) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int8);
+INSERT INTO caster (int8) VALUES ('12'::citext);
+ERROR: column "int8" is of type bigint but expression is of type citext
+LINE 1: INSERT INTO caster (int8) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int8);
+-- Cannot cast to int4 on assignment.
+INSERT INTO caster (int4) VALUES ('12'::text);
+ERROR: column "int4" is of type integer but expression is of type text
+LINE 1: INSERT INTO caster (int4) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int4);
+INSERT INTO caster (int4) VALUES ('12'::citext);
+ERROR: column "int4" is of type integer but expression is of type citext
+LINE 1: INSERT INTO caster (int4) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int4);
+-- Cannot cast to int2 on assignment.
+INSERT INTO caster (int2) VALUES ('12'::text);
+ERROR: column "int2" is of type smallint but expression is of type text
+LINE 1: INSERT INTO caster (int2) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int2);
+INSERT INTO caster (int2) VALUES ('12'::citext);
+ERROR: column "int2" is of type smallint but expression is of type citext
+LINE 1: INSERT INTO caster (int2) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int2);
+-- Cannot cast to cidr on assignment.
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::text);
+ERROR: column "cidr" is of type cidr but expression is of type text
+LINE 1: INSERT INTO caster (cidr) VALUES ('192.168.100.128/...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('192.168.100.128/25'::cidr);
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::citext);
+ERROR: column "cidr" is of type cidr but expression is of type citext
+LINE 1: INSERT INTO caster (cidr) VALUES ('192.168.100.128/...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('192.168.100.128/25'::cidr);
+-- Cannot cast to inet on assignment.
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::text);
+ERROR: column "inet" is of type inet but expression is of type text
+LINE 1: INSERT INTO caster (inet) VALUES ('192.168.100.128'...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('192.168.100.128'::inet);
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::citext);
+ERROR: column "inet" is of type inet but expression is of type citext
+LINE 1: INSERT INTO caster (inet) VALUES ('192.168.100.128'...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('192.168.100.128'::inet);
+-- Cannot cast to macaddr on assignment.
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::text);
+ERROR: column "macaddr" is of type macaddr but expression is of type text
+LINE 1: INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:0...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('08:00:2b:01:02:03'::macaddr);
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::citext);
+ERROR: column "macaddr" is of type macaddr but expression is of type citext
+LINE 1: INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:0...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('08:00:2b:01:02:03'::macaddr);
+-- Cannot cast to xml on assignment.
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::text);
+ERROR: column "xml" is of type xml but expression is of type text
+LINE 1: INSERT INTO caster (xml) VALUES ('<p>foo</p>'::tex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('<p>foo</p>'::xml);
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::citext);
+ERROR: column "xml" is of type xml but expression is of type citext
+LINE 1: INSERT INTO caster (xml) VALUES ('<p>foo</p>'::cit...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('<p>foo</p>'::xml);
+-- Cannot cast to money on assignment.
+INSERT INTO caster (money) VALUES ('12'::text);
+ERROR: column "money" is of type money but expression is of type text
+LINE 1: INSERT INTO caster (money) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::money);
+INSERT INTO caster (money) VALUES ('12'::citext);
+ERROR: column "money" is of type money but expression is of type citext
+LINE 1: INSERT INTO caster (money) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::money);
+-- Cannot cast to timestamp on assignment.
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::text);
+ERROR: column "timestamp" is of type timestamp without time zone but expression is of type text
+LINE 1: INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamp);
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::citext);
+ERROR: column "timestamp" is of type timestamp without time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamp);
+-- Cannot cast to timestamptz on assignment.
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::text);
+ERROR: column "timestamptz" is of type timestamp with time zone but expression is of type text
+LINE 1: INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamptz);
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::citext);
+ERROR: column "timestamptz" is of type timestamp with time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamptz);
+-- Cannot cast to interval on assignment.
+INSERT INTO caster (interval) VALUES ('1 hour'::text);
+ERROR: column "interval" is of type interval but expression is of type text
+LINE 1: INSERT INTO caster (interval) VALUES ('1 hour'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1 hour'::interval);
+INSERT INTO caster (interval) VALUES ('1 hour'::citext);
+ERROR: column "interval" is of type interval but expression is of type citext
+LINE 1: INSERT INTO caster (interval) VALUES ('1 hour'::citext)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1 hour'::interval);
+-- Cannot cast to date on assignment.
+INSERT INTO caster (date) VALUES ('1999-01-08'::text);
+ERROR: column "date" is of type date but expression is of type text
+LINE 1: INSERT INTO caster (date) VALUES ('1999-01-08'::tex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08'::date);
+INSERT INTO caster (date) VALUES ('1999-01-08'::citext);
+ERROR: column "date" is of type date but expression is of type citext
+LINE 1: INSERT INTO caster (date) VALUES ('1999-01-08'::cit...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08'::date);
+-- Cannot cast to time on assignment.
+INSERT INTO caster (time) VALUES ('04:05:06'::text);
+ERROR: column "time" is of type time without time zone but expression is of type text
+LINE 1: INSERT INTO caster (time) VALUES ('04:05:06'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('04:05:06'::time);
+INSERT INTO caster (time) VALUES ('04:05:06'::citext);
+ERROR: column "time" is of type time without time zone but expression is of type citext
+LINE 1: INSERT INTO caster (time) VALUES ('04:05:06'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('04:05:06'::time);
+-- Cannot cast to timetz on assignment.
+INSERT INTO caster (timetz) VALUES ('04:05:06'::text);
+ERROR: column "timetz" is of type time with time zone but expression is of type text
+LINE 1: INSERT INTO caster (timetz) VALUES ('04:05:06'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('04:05:06'::timetz);
+INSERT INTO caster (timetz) VALUES ('04:05:06'::citext);
+ERROR: column "timetz" is of type time with time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timetz) VALUES ('04:05:06'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('04:05:06'::timetz);
+-- Cannot cast to point on assignment.
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::text);
+ERROR: column "point" is of type point but expression is of type text
+LINE 1: INSERT INTO caster (point) VALUES ('( 1 , 1)'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('( 1 , 1)'::point);
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::citext);
+ERROR: column "point" is of type point but expression is of type citext
+LINE 1: INSERT INTO caster (point) VALUES ('( 1 , 1)'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('( 1 , 1)'::point);
+-- Cannot cast to lseg on assignment.
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::text);
+ERROR: column "lseg" is of type lseg but expression is of type text
+LINE 1: INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 ...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::citext);
+ERROR: column "lseg" is of type lseg but expression is of type citext
+LINE 1: INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 ...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+-- Cannot cast to box on assignment.
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::text);
+ERROR: column "box" is of type box but expression is of type text
+LINE 1: INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::te...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('(0,0),(1,1)'::box);
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::citext);
+ERROR: column "box" is of type box but expression is of type citext
+LINE 1: INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::ci...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('(0,0),(1,1)'::box);
+-- Cannot cast to path on assignment.
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::text);
+ERROR: column "path" is of type path but expression is of type text
+LINE 1: INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),(1,1),(2,0))'::path);
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::citext);
+ERROR: column "path" is of type path but expression is of type citext
+LINE 1: INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1),(2,0))'::path);
+-- Cannot cast to polygon on assignment.
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::text);
+ERROR: column "polygon" is of type polygon but expression is of type text
+LINE 1: INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),(1,1))'::polygon);
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::citext);
+ERROR: column "polygon" is of type polygon but expression is of type citext
+LINE 1: INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1))'::polygon);
+-- Cannot cast to circle on assignment.
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::text);
+ERROR: column "circle" is of type circle but expression is of type text
+LINE 1: INSERT INTO caster (circle) VALUES ('((0,0),2)'::text...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),2)'::circle);
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::citext);
+ERROR: column "circle" is of type circle but expression is of type citext
+LINE 1: INSERT INTO caster (circle) VALUES ('((0,0),2)'::cite...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),2)'::circle);
+-- Cannot cast to bit on assignment.
+INSERT INTO caster (bit) VALUES ('101'::text);
+ERROR: column "bit" is of type bit but expression is of type text
+LINE 1: INSERT INTO caster (bit) VALUES ('101'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('101'::bit);
+INSERT INTO caster (bit) VALUES ('101'::citext);
+ERROR: column "bit" is of type bit but expression is of type citext
+LINE 1: INSERT INTO caster (bit) VALUES ('101'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('101'::bit);
+-- Cannot cast to bit varying on assignment.
+INSERT INTO caster (bitv) VALUES ('101'::text);
+ERROR: column "bitv" is of type bit varying but expression is of type text
+LINE 1: INSERT INTO caster (bitv) VALUES ('101'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('101'::bit varying);
+INSERT INTO caster (bitv) VALUES ('101'::citext);
+ERROR: column "bitv" is of type bit varying but expression is of type citext
+LINE 1: INSERT INTO caster (bitv) VALUES ('101'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('101'::bit varying);
+-- Cannot cast to tsvector on assignment.
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::text);
+ERROR: column "tsvector" is of type tsvector but expression is of type text
+LINE 1: INSERT INTO caster (tsvector) VALUES ('the fat cat'::te...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('the fat cat'::tsvector);
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::citext);
+ERROR: column "tsvector" is of type tsvector but expression is of type citext
+LINE 1: INSERT INTO caster (tsvector) VALUES ('the fat cat'::ci...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('the fat cat'::tsvector);
+-- Cannot cast to tsquery on assignment.
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::text);
+ERROR: column "tsquery" is of type tsquery but expression is of type text
+LINE 1: INSERT INTO caster (tsquery) VALUES ('fat & rat'::text...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('fat & rat'::tsquery);
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::citext);
+ERROR: column "tsquery" is of type tsquery but expression is of type citext
+LINE 1: INSERT INTO caster (tsquery) VALUES ('fat & rat'::cite...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('fat & rat'::tsquery);
+-- Cannot cast to uuid on assignment.
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::text);
+ERROR: column "uuid" is of type uuid but expression is of type text
+LINE 1: INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4e...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext);
+ERROR: column "uuid" is of type uuid but expression is of type citext
+LINE 1: INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4e...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
-- Table 9-5. SQL String Functions and Operators
SELECT 'D'::citext || 'avid'::citext = 'David'::citext AS citext_concat;
citext_concat
t
(1 row)
-SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)', '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz', '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, ''::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, 'c'::citext) = ARRAY[ 'bar', 'beque' ] AS "null";
+ null
+------
+
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas', '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M', 'c') = 'Thomas' AS t;
t
---
t
t
(1 row)
+SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld', 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't', 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld', 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 'c') = ARRAY[ 'helloTworld' ] AS t;
+ t
+---
+ t
+(1 row)
+
SELECT regexp_split_to_table('hello world'::citext, E'\\s+') AS words;
words
-------
world
(2 rows)
+SELECT regexp_split_to_table('helloTworld'::citext, 't') AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+SELECT regexp_split_to_table('helloTworld', 't'::citext) AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext) AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+-- c forces case-sensitive
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext, 'c') AS word;
+ word
+-------------
+ helloTworld
+(1 row)
+
SELECT repeat('Pg'::citext, 4) = 'PgPgPgPg' AS t;
t
---
t
(1 row)
+SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef'::citext, '^is$', 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef', 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef', '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef'::citext, '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
SELECT rpad('hi'::citext, 5 ) = 'hi ' AS t;
t
---
t
(1 row)
-SELECT strpos('high'::citext, 'ig' ) = 2 AS t;
+SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS t;
t
---
t
(1 row)
-SELECT strpos('high'::citext, 'ig'::citext) = 2 AS t;
+SELECT split_part('abcTdefTghi'::citext, 't'::citext, 2) = 'def' AS t;
t
---
t
(1 row)
--- to_ascii() does not support UTF-8.
--- to_hex() takes a numeric argument.
-SELECT substr('alphabet', 3, 2) = 'ph' AS t;
+SELECT split_part('abcTdefTghi', 't'::citext, 2) = 'def' AS t;
t
---
t
(1 row)
-SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+SELECT strpos('high'::citext, 'ig' ) = 2 AS t;
t
---
t
(1 row)
--- TODO These functions should work case-insensitively, but don't.
-SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS "t TODO";
- t TODO
---------
-(0 rows)
+SELECT strpos('high', 'ig'::citext) = 2 AS t;
+ t
+---
+ t
+(1 row)
-SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'THM' AS "t TODO";
- t TODO
---------
- f
+SELECT strpos('high'::citext, 'ig'::citext) = 2 AS t;
+ t
+---
+ t
(1 row)
-SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS "t TODO";
- t TODO
---------
- f
+SELECT strpos('high'::citext, 'IG' ) = 2 AS t;
+ t
+---
+ t
(1 row)
-SELECT regexp_split_to_table('helloTworld'::citext, 't') AS "words TODO";
- words TODO
--------------
- helloTworld
+SELECT strpos('high', 'IG'::citext) = 2 AS t;
+ t
+---
+ t
(1 row)
-SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
- t TODO
---------
- f
+SELECT strpos('high'::citext, 'IG'::citext) = 2 AS t;
+ t
+---
+ t
(1 row)
-SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS "t TODO";
- t TODO
---------
- f
+-- to_ascii() does not support UTF-8.
+-- to_hex() takes a numeric argument.
+SELECT substr('alphabet', 3, 2) = 'ph' AS t;
+ t
+---
+ t
(1 row)
-SELECT strpos('high'::citext, 'IG'::citext) = 2 AS "t TODO";
- t TODO
---------
- f
+SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
(1 row)
-SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
- t TODO
---------
- f
+SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
(1 row)
-- Table 9-20. Formatting Functions
t
(5 rows)
-SELECT like_escape( name::text, ''::citext ) =like_escape( name::text, '' ) AS t FROM srt;
+SELECT like_escape( name::text, ''::citext ) = like_escape( name::text, '' ) AS t FROM srt;
t
---
t
t
(5 rows)
---- citext should work as source or destination of I/O conversion casts
-SELECT cidr( '192.168.1.2'::citext ) = cidr( '192.168.1.2'::text ) AS "t";
- t
----
- t
-(1 row)
-
-SELECT '192.168.1.2'::cidr::citext = '192.168.1.2'::cidr::text AS "t";
- t
----
- t
-(1 row)
-
--- /dev/null
+--
+-- Test citext datatype
+--
+--
+-- first, define the datatype. Turn off echoing so that expected file
+-- does not depend on contents of citext.sql.
+--
+SET client_min_messages = warning;
+\set ECHO none
+-- Test the operators and indexing functions
+-- Test = and <>.
+SELECT 'a'::citext = 'a'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext = 'A'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext = 'A'::text AS f; -- text wins the discussion
+ f
+---
+ f
+(1 row)
+
+SELECT 'a'::citext = 'b'::citext AS f;
+ f
+---
+ f
+(1 row)
+
+SELECT 'a'::citext = 'ab'::citext AS f;
+ f
+---
+ f
+(1 row)
+
+SELECT 'a'::citext <> 'ab'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+-- Multibyte sanity tests. Uncomment to run.
+-- SELECT 'À'::citext = 'À'::citext AS t;
+-- SELECT 'À'::citext = 'à'::citext AS t;
+-- SELECT 'À'::text = 'à'::text AS f; -- text wins.
+-- SELECT 'À'::citext <> 'B'::citext AS t;
+-- Test combining characters making up canonically equivalent strings.
+-- SELECT 'Ä'::text <> 'Ä'::text AS t;
+-- SELECT 'Ä'::citext <> 'Ä'::citext AS t;
+-- Test the Turkish dotted I. The lowercase is a single byte while the
+-- uppercase is multibyte. This is why the comparison code can't be optimized
+-- to compare string lengths.
+-- SELECT 'i'::citext = 'İ'::citext AS t;
+-- Regression.
+-- SELECT 'láska'::citext <> 'laská'::citext AS t;
+-- SELECT 'Ask Bjørn Hansen'::citext = 'Ask Bjørn Hansen'::citext AS t;
+-- SELECT 'Ask Bjørn Hansen'::citext = 'ASK BJØRN HANSEN'::citext AS t;
+-- SELECT 'Ask Bjørn Hansen'::citext <> 'Ask Bjorn Hansen'::citext AS t;
+-- SELECT 'Ask Bjørn Hansen'::citext <> 'ASK BJORN HANSEN'::citext AS t;
+-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjørn Hansen'::citext) AS zero;
+-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ask bjørn hansen'::citext) AS zero;
+-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ASK BJØRN HANSEN'::citext) AS zero;
+-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjorn Hansen'::citext) AS positive;
+-- SELECT citext_cmp('Ask Bjorn Hansen'::citext, 'Ask Bjørn Hansen'::citext) AS negative;
+-- Test > and >=
+SELECT 'B'::citext > 'a'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'b'::citext > 'A'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'B'::citext > 'b'::citext AS f;
+ f
+---
+ f
+(1 row)
+
+SELECT 'B'::citext >= 'b'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+-- Test < and <=
+SELECT 'a'::citext < 'B'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext <= 'B'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+-- Test implicit casting. citext casts to text, but not vice-versa.
+SELECT 'a'::citext = 'a'::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'A'::text <> 'a'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'B'::citext < 'a'::text AS t; -- text wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'B'::citext <= 'a'::text AS t; -- text wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext > 'B'::text AS t; -- text wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext >= 'B'::text AS t; -- text wins.
+ t
+---
+ t
+(1 row)
+
+-- Test implicit casting. citext casts to varchar, but not vice-versa.
+SELECT 'a'::citext = 'a'::varchar AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'A'::varchar <> 'a'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'B'::citext < 'a'::varchar AS t; -- varchar wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'B'::citext <= 'a'::varchar AS t; -- varchar wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext > 'B'::varchar AS t; -- varchar wins.
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext >= 'B'::varchar AS t; -- varchar wins.
+ t
+---
+ t
+(1 row)
+
+-- A couple of longer examlpes to ensure that we don't get any issues with bad
+-- conversions to char[] in the c code. Yes, I did do this.
+SELECT 'aardvark'::citext = 'aardvark'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'aardvark'::citext = 'aardVark'::citext AS t;
+ t
+---
+ t
+(1 row)
+
+-- Check the citext_cmp() function explicitly.
+SELECT citext_cmp('aardvark'::citext, 'aardvark'::citext) AS zero;
+ zero
+------
+ 0
+(1 row)
+
+SELECT citext_cmp('aardvark'::citext, 'aardVark'::citext) AS zero;
+ zero
+------
+ 0
+(1 row)
+
+SELECT citext_cmp('AARDVARK'::citext, 'AARDVARK'::citext) AS zero;
+ zero
+------
+ 0
+(1 row)
+
+SELECT citext_cmp('B'::citext, 'a'::citext) AS one;
+ one
+-----
+ 1
+(1 row)
+
+-- Do some tests using a table and index.
+CREATE TEMP TABLE try (
+ name citext PRIMARY KEY
+);
+NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "try_pkey" for table "try"
+INSERT INTO try (name)
+VALUES ('a'), ('ab'), ('â'), ('aba'), ('b'), ('ba'), ('bab'), ('AZ');
+SELECT name, 'a' = name AS eq_a FROM try WHERE name <> 'â';
+ name | eq_a
+------+------
+ a | t
+ ab | f
+ aba | f
+ b | f
+ ba | f
+ bab | f
+ AZ | f
+(7 rows)
+
+SELECT name, 'a' = name AS t FROM try where name = 'a';
+ name | t
+------+---
+ a | t
+(1 row)
+
+SELECT name, 'A' = name AS "eq_A" FROM try WHERE name <> 'â';
+ name | eq_A
+------+------
+ a | t
+ ab | f
+ aba | f
+ b | f
+ ba | f
+ bab | f
+ AZ | f
+(7 rows)
+
+SELECT name, 'A' = name AS t FROM try where name = 'A';
+ name | t
+------+---
+ a | t
+(1 row)
+
+SELECT name, 'A' = name AS t FROM try where name = 'A';
+ name | t
+------+---
+ a | t
+(1 row)
+
+-- expected failures on duplicate key
+INSERT INTO try (name) VALUES ('a');
+ERROR: duplicate key value violates unique constraint "try_pkey"
+INSERT INTO try (name) VALUES ('A');
+ERROR: duplicate key value violates unique constraint "try_pkey"
+INSERT INTO try (name) VALUES ('aB');
+ERROR: duplicate key value violates unique constraint "try_pkey"
+-- Make sure that citext_smaller() and citext_lager() work properly.
+SELECT citext_smaller( 'aa'::citext, 'ab'::citext ) = 'aa' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_smaller( 'AAAA'::citext, 'bbbb'::citext ) = 'AAAA' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_smaller( 'aardvark'::citext, 'Aaba'::citext ) = 'Aaba' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_smaller( 'aardvark'::citext, 'AARDVARK'::citext ) = 'AARDVARK' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_larger( 'aa'::citext, 'ab'::citext ) = 'ab' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_larger( 'AAAA'::citext, 'bbbb'::citext ) = 'bbbb' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT citext_larger( 'aardvark'::citext, 'Aaba'::citext ) = 'aardvark' AS t;
+ t
+---
+ t
+(1 row)
+
+-- Test aggregate functions and sort ordering
+CREATE TEMP TABLE srt (
+ name CITEXT
+);
+INSERT INTO srt (name)
+VALUES ('aardvark'),
+ ('AAA'),
+ ('aba'),
+ ('ABC'),
+ ('abd');
+-- Check the min() and max() aggregates, with and without index.
+set enable_seqscan = off;
+SELECT MIN(name) AS "AAA" FROM srt;
+ AAA
+-----
+ AAA
+(1 row)
+
+SELECT MAX(name) AS abd FROM srt;
+ abd
+-----
+ abd
+(1 row)
+
+reset enable_seqscan;
+set enable_indexscan = off;
+SELECT MIN(name) AS "AAA" FROM srt;
+ AAA
+-----
+ AAA
+(1 row)
+
+SELECT MAX(name) AS abd FROM srt;
+ abd
+-----
+ abd
+(1 row)
+
+reset enable_indexscan;
+-- Check sorting likewise
+set enable_seqscan = off;
+SELECT name FROM srt ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+reset enable_seqscan;
+set enable_indexscan = off;
+SELECT name FROM srt ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+reset enable_indexscan;
+-- Test assignment casts.
+SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::text;
+ aaa
+-----
+ aaa
+(1 row)
+
+SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::varchar;
+ aaa
+-----
+ aaa
+(1 row)
+
+SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::bpchar;
+ aaa
+-----
+ aaa
+(1 row)
+
+SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA';
+ aaa
+-----
+ aaa
+(1 row)
+
+SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::citext;
+ aaa
+-----
+ aaa
+(1 row)
+
+-- LIKE should be case-insensitive
+SELECT name FROM srt WHERE name LIKE '%a%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name NOT LIKE '%b%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+(2 rows)
+
+SELECT name FROM srt WHERE name LIKE '%A%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name NOT LIKE '%B%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+(2 rows)
+
+-- ~~ should be case-insensitive
+SELECT name FROM srt WHERE name ~~ '%a%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name !~~ '%b%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+(2 rows)
+
+SELECT name FROM srt WHERE name ~~ '%A%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name !~~ '%B%' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+(2 rows)
+
+-- ~ should be case-insensitive
+SELECT name FROM srt WHERE name ~ '^a' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name !~ 'a$' ORDER BY name;
+ name
+----------
+ aardvark
+ ABC
+ abd
+(3 rows)
+
+SELECT name FROM srt WHERE name ~ '^A' ORDER BY name;
+ name
+----------
+ AAA
+ aardvark
+ aba
+ ABC
+ abd
+(5 rows)
+
+SELECT name FROM srt WHERE name !~ 'A$' ORDER BY name;
+ name
+----------
+ aardvark
+ ABC
+ abd
+(3 rows)
+
+-- SIMILAR TO should be case-insensitive.
+SELECT name FROM srt WHERE name SIMILAR TO '%a.*';
+ name
+------
+ AAA
+ aba
+(2 rows)
+
+SELECT name FROM srt WHERE name SIMILAR TO '%A.*';
+ name
+------
+ AAA
+ aba
+(2 rows)
+
+-- Explicit casts.
+SELECT true::citext = 'true' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'true'::citext::boolean = true AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int4::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int4 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::integer::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::integer = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int8::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int8 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::bigint::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::bigint = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::int2::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::int2 = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4::smallint::citext = '4' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4'::citext::smallint = 4 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::numeric = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::numeric = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::decimal = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::decimal = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::real = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::real = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::float4 = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::float4 = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::double precision = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::double precision = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 4.0::float8 = '4.0' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '4.0'::citext::float8 = 4.0 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::name::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::name = 'foo'::name AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::bytea::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::bytea = 'foo'::bytea AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '100'::money::citext = '$100.00' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '100'::citext::money = '100'::money AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::char::citext = 'a' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a'::citext::char = 'a'::char AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::varchar::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::varchar = 'foo'::varchar AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::text::citext = 'foo' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'foo'::citext::text = 'foo'::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128/25'::cidr::citext = '192.168.100.128/25' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128/25'::citext::cidr = '192.168.100.128/25'::cidr AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128'::inet::citext = '192.168.100.128/32' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '192.168.100.128'::citext::inet = '192.168.100.128'::inet AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '08:00:2b:01:02:03'::macaddr::citext = '08:00:2b:01:02:03' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '08:00:2b:01:02:03'::citext::macaddr = '08:00:2b:01:02:03'::macaddr AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '<p>foo</p>'::xml::citext = '<p>foo</p>' AS t;
+ERROR: unsupported XML feature
+LINE 1: SELECT '<p>foo</p>'::xml::citext = '<p>foo</p>' AS t;
+ ^
+DETAIL: This functionality requires the server to be built with libxml support.
+HINT: You need to rebuild PostgreSQL using --with-libxml.
+SELECT '<p>foo</p>'::citext::xml::text = '<p>foo</p>'::xml::text AS t;
+ERROR: unsupported XML feature
+LINE 1: SELECT '<p>foo</p>'::citext::xml::text = '<p>foo</p>'::xml::...
+ ^
+DETAIL: This functionality requires the server to be built with libxml support.
+HINT: You need to rebuild PostgreSQL using --with-libxml.
+SELECT '1999-01-08 04:05:06'::timestamp::citext = '1999-01-08 04:05:06'::timestamp::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::citext::timestamp = '1999-01-08 04:05:06'::timestamp AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::timestamptz::citext = '1999-01-08 04:05:06'::timestamptz::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08 04:05:06'::citext::timestamptz = '1999-01-08 04:05:06'::timestamptz AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1 hour'::interval::citext = '1 hour'::interval::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1 hour'::citext::interval = '1 hour'::interval AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08'::date::citext = '1999-01-08'::date::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '1999-01-08'::citext::date = '1999-01-08'::date AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::time::citext = '04:05:06' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::citext::time = '04:05:06'::time AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::timetz::citext = '04:05:06'::timetz::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '04:05:06'::citext::timetz = '04:05:06'::timetz AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1)'::point::citext = '(1,1)' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1)'::citext::point ~= '(1,1)'::point AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::lseg::citext = '[(1,1),(2,2)]' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::citext::lseg = '[(1,1),(2,2)]'::lseg AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::box::citext = '(0,0),(1,1)'::box::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::citext::box ~= '(0,0),(1,1)'::text::box AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1),(2,0))'::path::citext = '((0,0),(1,1),(2,0))' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1),(2,0))'::citext::path = '((0,0),(1,1),(2,0))'::path AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1))'::polygon::citext = '((0,0),(1,1))' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),(1,1))'::citext::polygon ~= '((0,0),(1,1))'::polygon AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),2)'::circle::citext = '((0,0),2)'::circle::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '((0,0),2)'::citext::circle ~= '((0,0),2)'::text::circle AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::bit::citext = '101'::bit::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::citext::bit = '101'::text::bit AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::bit varying::citext = '101'::bit varying::text AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT '101'::citext::bit varying = '101'::text::bit varying AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a fat cat'::tsvector::citext = '''a'' ''cat'' ''fat''' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a fat cat'::citext::tsvector = 'a fat cat'::tsvector AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'fat & rat'::tsquery::citext = '''fat'' & ''rat''' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'fat & rat'::citext::tsquery = 'fat & rat'::tsquery AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid::citext = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext::uuid = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid AS t;
+ t
+---
+ t
+(1 row)
+
+CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
+SELECT 'sad'::mood::citext = 'sad' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT 'sad'::citext::mood = 'sad'::mood AS t;
+ t
+---
+ t
+(1 row)
+
+-- Assignment casts.
+CREATE TABLE caster (
+ citext citext,
+ text text,
+ varchar varchar,
+ bpchar bpchar,
+ name name,
+ bytea bytea,
+ boolean boolean,
+ float4 float4,
+ float8 float8,
+ numeric numeric,
+ int8 int8,
+ int4 int4,
+ int2 int2,
+ cidr cidr,
+ inet inet,
+ macaddr macaddr,
+ xml xml,
+ money money,
+ timestamp timestamp,
+ timestamptz timestamptz,
+ interval interval,
+ date date,
+ time time,
+ timetz timetz,
+ point point,
+ lseg lseg,
+ box box,
+ path path,
+ polygon polygon,
+ circle circle,
+ bit bit,
+ bitv bit varying,
+ tsvector tsvector,
+ tsquery tsquery,
+ uuid uuid
+);
+INSERT INTO caster (text) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::text);
+INSERT INTO caster (varchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::varchar);
+INSERT INTO caster (varchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::varchar);
+INSERT INTO caster (bpchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::bpchar);
+INSERT INTO caster (bpchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::bpchar);
+INSERT INTO caster (name) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::name);
+INSERT INTO caster (name) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::name);
+-- Cannot cast to bytea on assignment.
+INSERT INTO caster (bytea) VALUES ('foo'::text);
+ERROR: column "bytea" is of type bytea but expression is of type text
+LINE 1: INSERT INTO caster (bytea) VALUES ('foo'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('foo'::bytea);
+INSERT INTO caster (bytea) VALUES ('foo'::citext);
+ERROR: column "bytea" is of type bytea but expression is of type citext
+LINE 1: INSERT INTO caster (bytea) VALUES ('foo'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('foo'::bytea);
+-- Cannot cast to boolean on assignment.
+INSERT INTO caster (boolean) VALUES ('t'::text);
+ERROR: column "boolean" is of type boolean but expression is of type text
+LINE 1: INSERT INTO caster (boolean) VALUES ('t'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('t'::boolean);
+INSERT INTO caster (boolean) VALUES ('t'::citext);
+ERROR: column "boolean" is of type boolean but expression is of type citext
+LINE 1: INSERT INTO caster (boolean) VALUES ('t'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('t'::boolean);
+-- Cannot cast to float8 on assignment.
+INSERT INTO caster (float8) VALUES ('12.42'::text);
+ERROR: column "float8" is of type double precision but expression is of type text
+LINE 1: INSERT INTO caster (float8) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::float8);
+INSERT INTO caster (float8) VALUES ('12.42'::citext);
+ERROR: column "float8" is of type double precision but expression is of type citext
+LINE 1: INSERT INTO caster (float8) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::float8);
+-- Cannot cast to float4 on assignment.
+INSERT INTO caster (float4) VALUES ('12.42'::text);
+ERROR: column "float4" is of type real but expression is of type text
+LINE 1: INSERT INTO caster (float4) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::float4);
+INSERT INTO caster (float4) VALUES ('12.42'::citext);
+ERROR: column "float4" is of type real but expression is of type citext
+LINE 1: INSERT INTO caster (float4) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::float4);
+-- Cannot cast to numeric on assignment.
+INSERT INTO caster (numeric) VALUES ('12.42'::text);
+ERROR: column "numeric" is of type numeric but expression is of type text
+LINE 1: INSERT INTO caster (numeric) VALUES ('12.42'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12.42'::numeric);
+INSERT INTO caster (numeric) VALUES ('12.42'::citext);
+ERROR: column "numeric" is of type numeric but expression is of type citext
+LINE 1: INSERT INTO caster (numeric) VALUES ('12.42'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12.42'::numeric);
+-- Cannot cast to int8 on assignment.
+INSERT INTO caster (int8) VALUES ('12'::text);
+ERROR: column "int8" is of type bigint but expression is of type text
+LINE 1: INSERT INTO caster (int8) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int8);
+INSERT INTO caster (int8) VALUES ('12'::citext);
+ERROR: column "int8" is of type bigint but expression is of type citext
+LINE 1: INSERT INTO caster (int8) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int8);
+-- Cannot cast to int4 on assignment.
+INSERT INTO caster (int4) VALUES ('12'::text);
+ERROR: column "int4" is of type integer but expression is of type text
+LINE 1: INSERT INTO caster (int4) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int4);
+INSERT INTO caster (int4) VALUES ('12'::citext);
+ERROR: column "int4" is of type integer but expression is of type citext
+LINE 1: INSERT INTO caster (int4) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int4);
+-- Cannot cast to int2 on assignment.
+INSERT INTO caster (int2) VALUES ('12'::text);
+ERROR: column "int2" is of type smallint but expression is of type text
+LINE 1: INSERT INTO caster (int2) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::int2);
+INSERT INTO caster (int2) VALUES ('12'::citext);
+ERROR: column "int2" is of type smallint but expression is of type citext
+LINE 1: INSERT INTO caster (int2) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::int2);
+-- Cannot cast to cidr on assignment.
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::text);
+ERROR: column "cidr" is of type cidr but expression is of type text
+LINE 1: INSERT INTO caster (cidr) VALUES ('192.168.100.128/...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('192.168.100.128/25'::cidr);
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::citext);
+ERROR: column "cidr" is of type cidr but expression is of type citext
+LINE 1: INSERT INTO caster (cidr) VALUES ('192.168.100.128/...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('192.168.100.128/25'::cidr);
+-- Cannot cast to inet on assignment.
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::text);
+ERROR: column "inet" is of type inet but expression is of type text
+LINE 1: INSERT INTO caster (inet) VALUES ('192.168.100.128'...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('192.168.100.128'::inet);
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::citext);
+ERROR: column "inet" is of type inet but expression is of type citext
+LINE 1: INSERT INTO caster (inet) VALUES ('192.168.100.128'...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('192.168.100.128'::inet);
+-- Cannot cast to macaddr on assignment.
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::text);
+ERROR: column "macaddr" is of type macaddr but expression is of type text
+LINE 1: INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:0...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('08:00:2b:01:02:03'::macaddr);
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::citext);
+ERROR: column "macaddr" is of type macaddr but expression is of type citext
+LINE 1: INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:0...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('08:00:2b:01:02:03'::macaddr);
+-- Cannot cast to xml on assignment.
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::text);
+ERROR: column "xml" is of type xml but expression is of type text
+LINE 1: INSERT INTO caster (xml) VALUES ('<p>foo</p>'::tex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('<p>foo</p>'::xml);
+ERROR: unsupported XML feature
+LINE 1: INSERT INTO caster (text) VALUES ('<p>foo</p>'::xml...
+ ^
+DETAIL: This functionality requires the server to be built with libxml support.
+HINT: You need to rebuild PostgreSQL using --with-libxml.
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::citext);
+ERROR: column "xml" is of type xml but expression is of type citext
+LINE 1: INSERT INTO caster (xml) VALUES ('<p>foo</p>'::cit...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('<p>foo</p>'::xml);
+ERROR: unsupported XML feature
+LINE 1: INSERT INTO caster (citext) VALUES ('<p>foo</p>'::xml...
+ ^
+DETAIL: This functionality requires the server to be built with libxml support.
+HINT: You need to rebuild PostgreSQL using --with-libxml.
+-- Cannot cast to money on assignment.
+INSERT INTO caster (money) VALUES ('12'::text);
+ERROR: column "money" is of type money but expression is of type text
+LINE 1: INSERT INTO caster (money) VALUES ('12'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('12'::money);
+INSERT INTO caster (money) VALUES ('12'::citext);
+ERROR: column "money" is of type money but expression is of type citext
+LINE 1: INSERT INTO caster (money) VALUES ('12'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('12'::money);
+-- Cannot cast to timestamp on assignment.
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::text);
+ERROR: column "timestamp" is of type timestamp without time zone but expression is of type text
+LINE 1: INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamp);
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::citext);
+ERROR: column "timestamp" is of type timestamp without time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamp);
+-- Cannot cast to timestamptz on assignment.
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::text);
+ERROR: column "timestamptz" is of type timestamp with time zone but expression is of type text
+LINE 1: INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamptz);
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::citext);
+ERROR: column "timestamptz" is of type timestamp with time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamptz);
+-- Cannot cast to interval on assignment.
+INSERT INTO caster (interval) VALUES ('1 hour'::text);
+ERROR: column "interval" is of type interval but expression is of type text
+LINE 1: INSERT INTO caster (interval) VALUES ('1 hour'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1 hour'::interval);
+INSERT INTO caster (interval) VALUES ('1 hour'::citext);
+ERROR: column "interval" is of type interval but expression is of type citext
+LINE 1: INSERT INTO caster (interval) VALUES ('1 hour'::citext)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1 hour'::interval);
+-- Cannot cast to date on assignment.
+INSERT INTO caster (date) VALUES ('1999-01-08'::text);
+ERROR: column "date" is of type date but expression is of type text
+LINE 1: INSERT INTO caster (date) VALUES ('1999-01-08'::tex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('1999-01-08'::date);
+INSERT INTO caster (date) VALUES ('1999-01-08'::citext);
+ERROR: column "date" is of type date but expression is of type citext
+LINE 1: INSERT INTO caster (date) VALUES ('1999-01-08'::cit...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('1999-01-08'::date);
+-- Cannot cast to time on assignment.
+INSERT INTO caster (time) VALUES ('04:05:06'::text);
+ERROR: column "time" is of type time without time zone but expression is of type text
+LINE 1: INSERT INTO caster (time) VALUES ('04:05:06'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('04:05:06'::time);
+INSERT INTO caster (time) VALUES ('04:05:06'::citext);
+ERROR: column "time" is of type time without time zone but expression is of type citext
+LINE 1: INSERT INTO caster (time) VALUES ('04:05:06'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('04:05:06'::time);
+-- Cannot cast to timetz on assignment.
+INSERT INTO caster (timetz) VALUES ('04:05:06'::text);
+ERROR: column "timetz" is of type time with time zone but expression is of type text
+LINE 1: INSERT INTO caster (timetz) VALUES ('04:05:06'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('04:05:06'::timetz);
+INSERT INTO caster (timetz) VALUES ('04:05:06'::citext);
+ERROR: column "timetz" is of type time with time zone but expression is of type citext
+LINE 1: INSERT INTO caster (timetz) VALUES ('04:05:06'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('04:05:06'::timetz);
+-- Cannot cast to point on assignment.
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::text);
+ERROR: column "point" is of type point but expression is of type text
+LINE 1: INSERT INTO caster (point) VALUES ('( 1 , 1)'::text)...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('( 1 , 1)'::point);
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::citext);
+ERROR: column "point" is of type point but expression is of type citext
+LINE 1: INSERT INTO caster (point) VALUES ('( 1 , 1)'::citex...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('( 1 , 1)'::point);
+-- Cannot cast to lseg on assignment.
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::text);
+ERROR: column "lseg" is of type lseg but expression is of type text
+LINE 1: INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 ...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::citext);
+ERROR: column "lseg" is of type lseg but expression is of type citext
+LINE 1: INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 ...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+-- Cannot cast to box on assignment.
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::text);
+ERROR: column "box" is of type box but expression is of type text
+LINE 1: INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::te...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('(0,0),(1,1)'::box);
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::citext);
+ERROR: column "box" is of type box but expression is of type citext
+LINE 1: INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::ci...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('(0,0),(1,1)'::box);
+-- Cannot cast to path on assignment.
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::text);
+ERROR: column "path" is of type path but expression is of type text
+LINE 1: INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),(1,1),(2,0))'::path);
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::citext);
+ERROR: column "path" is of type path but expression is of type citext
+LINE 1: INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1),(2,0))'::path);
+-- Cannot cast to polygon on assignment.
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::text);
+ERROR: column "polygon" is of type polygon but expression is of type text
+LINE 1: INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),(1,1))'::polygon);
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::citext);
+ERROR: column "polygon" is of type polygon but expression is of type citext
+LINE 1: INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1))'::polygon);
+-- Cannot cast to circle on assignment.
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::text);
+ERROR: column "circle" is of type circle but expression is of type text
+LINE 1: INSERT INTO caster (circle) VALUES ('((0,0),2)'::text...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('((0,0),2)'::circle);
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::citext);
+ERROR: column "circle" is of type circle but expression is of type citext
+LINE 1: INSERT INTO caster (circle) VALUES ('((0,0),2)'::cite...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('((0,0),2)'::circle);
+-- Cannot cast to bit on assignment.
+INSERT INTO caster (bit) VALUES ('101'::text);
+ERROR: column "bit" is of type bit but expression is of type text
+LINE 1: INSERT INTO caster (bit) VALUES ('101'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('101'::bit);
+INSERT INTO caster (bit) VALUES ('101'::citext);
+ERROR: column "bit" is of type bit but expression is of type citext
+LINE 1: INSERT INTO caster (bit) VALUES ('101'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('101'::bit);
+-- Cannot cast to bit varying on assignment.
+INSERT INTO caster (bitv) VALUES ('101'::text);
+ERROR: column "bitv" is of type bit varying but expression is of type text
+LINE 1: INSERT INTO caster (bitv) VALUES ('101'::text);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('101'::bit varying);
+INSERT INTO caster (bitv) VALUES ('101'::citext);
+ERROR: column "bitv" is of type bit varying but expression is of type citext
+LINE 1: INSERT INTO caster (bitv) VALUES ('101'::citext);
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('101'::bit varying);
+-- Cannot cast to tsvector on assignment.
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::text);
+ERROR: column "tsvector" is of type tsvector but expression is of type text
+LINE 1: INSERT INTO caster (tsvector) VALUES ('the fat cat'::te...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('the fat cat'::tsvector);
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::citext);
+ERROR: column "tsvector" is of type tsvector but expression is of type citext
+LINE 1: INSERT INTO caster (tsvector) VALUES ('the fat cat'::ci...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('the fat cat'::tsvector);
+-- Cannot cast to tsquery on assignment.
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::text);
+ERROR: column "tsquery" is of type tsquery but expression is of type text
+LINE 1: INSERT INTO caster (tsquery) VALUES ('fat & rat'::text...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('fat & rat'::tsquery);
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::citext);
+ERROR: column "tsquery" is of type tsquery but expression is of type citext
+LINE 1: INSERT INTO caster (tsquery) VALUES ('fat & rat'::cite...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('fat & rat'::tsquery);
+-- Cannot cast to uuid on assignment.
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::text);
+ERROR: column "uuid" is of type uuid but expression is of type text
+LINE 1: INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4e...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (text) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext);
+ERROR: column "uuid" is of type uuid but expression is of type citext
+LINE 1: INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4e...
+ ^
+HINT: You will need to rewrite or cast the expression.
+INSERT INTO caster (citext) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
+-- Table 9-5. SQL String Functions and Operators
+SELECT 'D'::citext || 'avid'::citext = 'David'::citext AS citext_concat;
+ citext_concat
+---------------
+ t
+(1 row)
+
+SELECT 'Value: '::citext || 42 = 'Value: 42' AS text_concat;
+ text_concat
+-------------
+ t
+(1 row)
+
+SELECT 42 || ': value'::citext ='42: value' AS int_concat;
+ int_concat
+------------
+ t
+(1 row)
+
+SELECT bit_length('jose'::citext) = 32 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT bit_length( name ) = bit_length( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT textlen( name ) = textlen( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT char_length( name ) = char_length( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT lower( name ) = lower( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT octet_length( name ) = octet_length( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT overlay( name placing 'hom' from 2 for 4) = overlay( name::text placing 'hom' from 2 for 4) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT position( 'a' IN name ) = position( 'a' IN name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT substr('alphabet'::citext, 3) = 'phabet' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substr('alphabet'::citext, 3, 2) = 'ph' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('alphabet'::citext, 3) = 'phabet' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('alphabet'::citext, 3, 2) = 'ph' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('Thomas'::citext from 2 for 3) = 'hom' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('Thomas'::citext from 2) = 'homas' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('Thomas'::citext from '...$') = 'mas' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT substring('Thomas'::citext from '%#"o_a#"_' for '#') = 'oma' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT trim(' trim '::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT trim('xxxxxtrimxxxx'::citext, 'x'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT trim('xxxxxxtrimxxxx'::text, 'x'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT trim('xxxxxtrimxxxx'::text, 'x'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT upper( name ) = upper( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+-- Table 9-6. Other String Functions.
+SELECT ascii( name ) = ascii( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT btrim(' trim'::citext ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT btrim('xxxxxtrimxxxx'::citext, 'x'::citext ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT btrim('xyxtrimyyx'::citext, 'xy'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT btrim('xyxtrimyyx'::text, 'xy'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT btrim('xyxtrimyyx'::citext, 'xy'::text ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+-- chr() takes an int and returns text.
+-- convert() and convert_from take bytea and return text.
+SELECT convert_to( name, 'ISO-8859-1' ) = convert_to( name::text, 'ISO-8859-1' ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT decode('MTIzAAE='::citext, 'base64') = decode('MTIzAAE='::text, 'base64') AS t;
+ t
+---
+ t
+(1 row)
+
+-- encode() takes bytea and returns text.
+SELECT initcap('hi THOMAS'::citext) = initcap('hi THOMAS'::text) AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT length( name ) = length( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT lpad('hi'::citext, 5 ) = ' hi' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT lpad('hi'::citext, 5, 'xy'::citext) = 'xyxhi' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT lpad('hi'::text, 5, 'xy'::citext) = 'xyxhi' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT lpad('hi'::citext, 5, 'xy'::text ) = 'xyxhi' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT ltrim(' trim'::citext ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT ltrim('zzzytrim'::citext, 'xyz'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT ltrim('zzzytrim'::text, 'xyz'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT ltrim('zzzytrim'::citext, 'xyz'::text ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT md5( name ) = md5( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+-- pg_client_encoding() takes no args and returns name.
+SELECT quote_ident( name ) = quote_ident( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT quote_literal( name ) = quote_literal( name::text ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(bar)(beque)') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)', '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz', '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, ''::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, 'c'::citext) = ARRAY[ 'bar', 'beque' ] AS "null";
+ null
+------
+
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas', '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M', 'c') = 'Thomas' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('hello world'::citext, E'\\s+') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld', 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't', 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld', 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+ t
+---
+ t
+(1 row)
+
+-- c forces case-sensitive
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 'c') = ARRAY[ 'helloTworld' ] AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT regexp_split_to_table('hello world'::citext, E'\\s+') AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+SELECT regexp_split_to_table('helloTworld'::citext, 't') AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+SELECT regexp_split_to_table('helloTworld', 't'::citext) AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext) AS words;
+ words
+-------
+ hello
+ world
+(2 rows)
+
+-- c forces case-sensitive
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext, 'c') AS word;
+ word
+-------------
+ helloTworld
+(1 row)
+
+SELECT repeat('Pg'::citext, 4) = 'PgPgPgPg' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef'::citext, '^is$', 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef', 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef', '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT replace('ab^is$abcdef'::citext, '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rpad('hi'::citext, 5 ) = 'hi ' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rpad('hi'::citext, 5, 'xy'::citext) = 'hixyx' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rpad('hi'::text, 5, 'xy'::citext) = 'hixyx' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rpad('hi'::citext, 5, 'xy'::text ) = 'hixyx' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rtrim('trim '::citext ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rtrim('trimxxxx'::citext, 'x'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rtrim('trimxxxx'::text, 'x'::citext) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT rtrim('trimxxxx'::text, 'x'::text ) = 'trim' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT split_part('abc~@~def~@~ghi'::citext, '~@~', 2) = 'def' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT split_part('abcTdefTghi'::citext, 't'::citext, 2) = 'def' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT split_part('abcTdefTghi', 't'::citext, 2) = 'def' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high'::citext, 'ig' ) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high', 'ig'::citext) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high'::citext, 'ig'::citext) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high'::citext, 'IG' ) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high', 'IG'::citext) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT strpos('high'::citext, 'IG'::citext) = 2 AS t;
+ t
+---
+ t
+(1 row)
+
+-- to_ascii() does not support UTF-8.
+-- to_hex() takes a numeric argument.
+SELECT substr('alphabet', 3, 2) = 'ph' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT translate('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+ t
+---
+ t
+(1 row)
+
+-- Table 9-20. Formatting Functions
+SELECT to_date('05 Dec 2000'::citext, 'DD Mon YYYY'::citext)
+ = to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_date('05 Dec 2000'::citext, 'DD Mon YYYY')
+ = to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_date('05 Dec 2000', 'DD Mon YYYY'::citext)
+ = to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_number('12,454.8-'::citext, '99G999D9S'::citext)
+ = to_number('12,454.8-', '99G999D9S') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_number('12,454.8-'::citext, '99G999D9S')
+ = to_number('12,454.8-', '99G999D9S') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_number('12,454.8-', '99G999D9S'::citext)
+ = to_number('12,454.8-', '99G999D9S') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_timestamp('05 Dec 2000'::citext, 'DD Mon YYYY'::citext)
+ = to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_timestamp('05 Dec 2000'::citext, 'DD Mon YYYY')
+ = to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+SELECT to_timestamp('05 Dec 2000', 'DD Mon YYYY'::citext)
+ = to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
+ t
+---
+ t
+(1 row)
+
+-- Try assigning function results to a column.
+SELECT COUNT(*) = 8::bigint AS t FROM try;
+ t
+---
+ t
+(1 row)
+
+INSERT INTO try
+VALUES ( to_char( now()::timestamp, 'HH12:MI:SS') ),
+ ( to_char( now() + '1 sec'::interval, 'HH12:MI:SS') ), -- timetamptz
+ ( to_char( '15h 2m 12s'::interval, 'HH24:MI:SS') ),
+ ( to_char( current_date, '999') ),
+ ( to_char( 125::int, '999') ),
+ ( to_char( 127::int4, '999') ),
+ ( to_char( 126::int8, '999') ),
+ ( to_char( 128.8::real, '999D9') ),
+ ( to_char( 125.7::float4, '999D9') ),
+ ( to_char( 125.9::float8, '999D9') ),
+ ( to_char( -125.8::numeric, '999D99S') );
+SELECT COUNT(*) = 19::bigint AS t FROM try;
+ t
+---
+ t
+(1 row)
+
+SELECT like_escape( name, '' ) = like_escape( name::text, '' ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
+SELECT like_escape( name::text, ''::citext ) = like_escape( name::text, '' ) AS t FROM srt;
+ t
+---
+ t
+ t
+ t
+ t
+ t
+(5 rows)
+
SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA';
SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::citext;
--- LIKE shoudl be case-insensitive
+-- LIKE should be case-insensitive
SELECT name FROM srt WHERE name LIKE '%a%' ORDER BY name;
SELECT name FROM srt WHERE name NOT LIKE '%b%' ORDER BY name;
SELECT name FROM srt WHERE name LIKE '%A%' ORDER BY name;
SELECT name FROM srt WHERE name SIMILAR TO '%a.*';
SELECT name FROM srt WHERE name SIMILAR TO '%A.*';
+-- Explicit casts.
+SELECT true::citext = 'true' AS t;
+SELECT 'true'::citext::boolean = true AS t;
+
+SELECT 4::citext = '4' AS t;
+SELECT 4::int4::citext = '4' AS t;
+SELECT '4'::citext::int4 = 4 AS t;
+SELECT 4::integer::citext = '4' AS t;
+SELECT '4'::citext::integer = 4 AS t;
+
+SELECT 4::int8::citext = '4' AS t;
+SELECT '4'::citext::int8 = 4 AS t;
+SELECT 4::bigint::citext = '4' AS t;
+SELECT '4'::citext::bigint = 4 AS t;
+
+SELECT 4::int2::citext = '4' AS t;
+SELECT '4'::citext::int2 = 4 AS t;
+SELECT 4::smallint::citext = '4' AS t;
+SELECT '4'::citext::smallint = 4 AS t;
+
+SELECT 4.0::numeric = '4.0' AS t;
+SELECT '4.0'::citext::numeric = 4.0 AS t;
+SELECT 4.0::decimal = '4.0' AS t;
+SELECT '4.0'::citext::decimal = 4.0 AS t;
+
+SELECT 4.0::real = '4.0' AS t;
+SELECT '4.0'::citext::real = 4.0 AS t;
+SELECT 4.0::float4 = '4.0' AS t;
+SELECT '4.0'::citext::float4 = 4.0 AS t;
+
+SELECT 4.0::double precision = '4.0' AS t;
+SELECT '4.0'::citext::double precision = 4.0 AS t;
+SELECT 4.0::float8 = '4.0' AS t;
+SELECT '4.0'::citext::float8 = 4.0 AS t;
+
+SELECT 'foo'::name::citext = 'foo' AS t;
+SELECT 'foo'::citext::name = 'foo'::name AS t;
+
+SELECT 'foo'::bytea::citext = 'foo' AS t;
+SELECT 'foo'::citext::bytea = 'foo'::bytea AS t;
+
+SELECT '100'::money::citext = '$100.00' AS t;
+SELECT '100'::citext::money = '100'::money AS t;
+
+SELECT 'a'::char::citext = 'a' AS t;
+SELECT 'a'::citext::char = 'a'::char AS t;
+
+SELECT 'foo'::varchar::citext = 'foo' AS t;
+SELECT 'foo'::citext::varchar = 'foo'::varchar AS t;
+
+SELECT 'foo'::text::citext = 'foo' AS t;
+SELECT 'foo'::citext::text = 'foo'::text AS t;
+
+SELECT '192.168.100.128/25'::cidr::citext = '192.168.100.128/25' AS t;
+SELECT '192.168.100.128/25'::citext::cidr = '192.168.100.128/25'::cidr AS t;
+
+SELECT '192.168.100.128'::inet::citext = '192.168.100.128/32' AS t;
+SELECT '192.168.100.128'::citext::inet = '192.168.100.128'::inet AS t;
+
+SELECT '08:00:2b:01:02:03'::macaddr::citext = '08:00:2b:01:02:03' AS t;
+SELECT '08:00:2b:01:02:03'::citext::macaddr = '08:00:2b:01:02:03'::macaddr AS t;
+
+SELECT '<p>foo</p>'::xml::citext = '<p>foo</p>' AS t;
+SELECT '<p>foo</p>'::citext::xml::text = '<p>foo</p>'::xml::text AS t;
+
+SELECT '1999-01-08 04:05:06'::timestamp::citext = '1999-01-08 04:05:06'::timestamp::text AS t;
+SELECT '1999-01-08 04:05:06'::citext::timestamp = '1999-01-08 04:05:06'::timestamp AS t;
+SELECT '1999-01-08 04:05:06'::timestamptz::citext = '1999-01-08 04:05:06'::timestamptz::text AS t;
+SELECT '1999-01-08 04:05:06'::citext::timestamptz = '1999-01-08 04:05:06'::timestamptz AS t;
+
+SELECT '1 hour'::interval::citext = '1 hour'::interval::text AS t;
+SELECT '1 hour'::citext::interval = '1 hour'::interval AS t;
+
+SELECT '1999-01-08'::date::citext = '1999-01-08'::date::text AS t;
+SELECT '1999-01-08'::citext::date = '1999-01-08'::date AS t;
+
+SELECT '04:05:06'::time::citext = '04:05:06' AS t;
+SELECT '04:05:06'::citext::time = '04:05:06'::time AS t;
+SELECT '04:05:06'::timetz::citext = '04:05:06'::timetz::text AS t;
+SELECT '04:05:06'::citext::timetz = '04:05:06'::timetz AS t;
+
+SELECT '( 1 , 1)'::point::citext = '(1,1)' AS t;
+SELECT '( 1 , 1)'::citext::point ~= '(1,1)'::point AS t;
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::lseg::citext = '[(1,1),(2,2)]' AS t;
+SELECT '( 1 , 1 ) , ( 2 , 2 )'::citext::lseg = '[(1,1),(2,2)]'::lseg AS t;
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::box::citext = '(0,0),(1,1)'::box::text AS t;
+SELECT '( 0 , 0 ) , ( 1 , 1 )'::citext::box ~= '(0,0),(1,1)'::text::box AS t;
+
+SELECT '((0,0),(1,1),(2,0))'::path::citext = '((0,0),(1,1),(2,0))' AS t;
+SELECT '((0,0),(1,1),(2,0))'::citext::path = '((0,0),(1,1),(2,0))'::path AS t;
+
+SELECT '((0,0),(1,1))'::polygon::citext = '((0,0),(1,1))' AS t;
+SELECT '((0,0),(1,1))'::citext::polygon ~= '((0,0),(1,1))'::polygon AS t;
+
+SELECT '((0,0),2)'::circle::citext = '((0,0),2)'::circle::text AS t;
+SELECT '((0,0),2)'::citext::circle ~= '((0,0),2)'::text::circle AS t;
+
+SELECT '101'::bit::citext = '101'::bit::text AS t;
+SELECT '101'::citext::bit = '101'::text::bit AS t;
+SELECT '101'::bit varying::citext = '101'::bit varying::text AS t;
+SELECT '101'::citext::bit varying = '101'::text::bit varying AS t;
+SELECT 'a fat cat'::tsvector::citext = '''a'' ''cat'' ''fat''' AS t;
+SELECT 'a fat cat'::citext::tsvector = 'a fat cat'::tsvector AS t;
+SELECT 'fat & rat'::tsquery::citext = '''fat'' & ''rat''' AS t;
+SELECT 'fat & rat'::citext::tsquery = 'fat & rat'::tsquery AS t;
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid::citext = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11' AS t;
+SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext::uuid = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid AS t;
+
+CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
+SELECT 'sad'::mood::citext = 'sad' AS t;
+SELECT 'sad'::citext::mood = 'sad'::mood AS t;
+
+-- Assignment casts.
+CREATE TABLE caster (
+ citext citext,
+ text text,
+ varchar varchar,
+ bpchar bpchar,
+ name name,
+ bytea bytea,
+ boolean boolean,
+ float4 float4,
+ float8 float8,
+ numeric numeric,
+ int8 int8,
+ int4 int4,
+ int2 int2,
+ cidr cidr,
+ inet inet,
+ macaddr macaddr,
+ xml xml,
+ money money,
+ timestamp timestamp,
+ timestamptz timestamptz,
+ interval interval,
+ date date,
+ time time,
+ timetz timetz,
+ point point,
+ lseg lseg,
+ box box,
+ path path,
+ polygon polygon,
+ circle circle,
+ bit bit,
+ bitv bit varying,
+ tsvector tsvector,
+ tsquery tsquery,
+ uuid uuid
+);
+
+INSERT INTO caster (text) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::text);
+
+INSERT INTO caster (varchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::varchar);
+INSERT INTO caster (varchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::varchar);
+
+INSERT INTO caster (bpchar) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::bpchar);
+INSERT INTO caster (bpchar) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::bpchar);
+
+INSERT INTO caster (name) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::name);
+INSERT INTO caster (name) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::name);
+
+-- Cannot cast to bytea on assignment.
+INSERT INTO caster (bytea) VALUES ('foo'::text);
+INSERT INTO caster (text) VALUES ('foo'::bytea);
+INSERT INTO caster (bytea) VALUES ('foo'::citext);
+INSERT INTO caster (citext) VALUES ('foo'::bytea);
+
+-- Cannot cast to boolean on assignment.
+INSERT INTO caster (boolean) VALUES ('t'::text);
+INSERT INTO caster (text) VALUES ('t'::boolean);
+INSERT INTO caster (boolean) VALUES ('t'::citext);
+INSERT INTO caster (citext) VALUES ('t'::boolean);
+
+-- Cannot cast to float8 on assignment.
+INSERT INTO caster (float8) VALUES ('12.42'::text);
+INSERT INTO caster (text) VALUES ('12.42'::float8);
+INSERT INTO caster (float8) VALUES ('12.42'::citext);
+INSERT INTO caster (citext) VALUES ('12.42'::float8);
+
+-- Cannot cast to float4 on assignment.
+INSERT INTO caster (float4) VALUES ('12.42'::text);
+INSERT INTO caster (text) VALUES ('12.42'::float4);
+INSERT INTO caster (float4) VALUES ('12.42'::citext);
+INSERT INTO caster (citext) VALUES ('12.42'::float4);
+
+-- Cannot cast to numeric on assignment.
+INSERT INTO caster (numeric) VALUES ('12.42'::text);
+INSERT INTO caster (text) VALUES ('12.42'::numeric);
+INSERT INTO caster (numeric) VALUES ('12.42'::citext);
+INSERT INTO caster (citext) VALUES ('12.42'::numeric);
+
+-- Cannot cast to int8 on assignment.
+INSERT INTO caster (int8) VALUES ('12'::text);
+INSERT INTO caster (text) VALUES ('12'::int8);
+INSERT INTO caster (int8) VALUES ('12'::citext);
+INSERT INTO caster (citext) VALUES ('12'::int8);
+
+-- Cannot cast to int4 on assignment.
+INSERT INTO caster (int4) VALUES ('12'::text);
+INSERT INTO caster (text) VALUES ('12'::int4);
+INSERT INTO caster (int4) VALUES ('12'::citext);
+INSERT INTO caster (citext) VALUES ('12'::int4);
+
+-- Cannot cast to int2 on assignment.
+INSERT INTO caster (int2) VALUES ('12'::text);
+INSERT INTO caster (text) VALUES ('12'::int2);
+INSERT INTO caster (int2) VALUES ('12'::citext);
+INSERT INTO caster (citext) VALUES ('12'::int2);
+
+-- Cannot cast to cidr on assignment.
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::text);
+INSERT INTO caster (text) VALUES ('192.168.100.128/25'::cidr);
+INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::citext);
+INSERT INTO caster (citext) VALUES ('192.168.100.128/25'::cidr);
+
+-- Cannot cast to inet on assignment.
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::text);
+INSERT INTO caster (text) VALUES ('192.168.100.128'::inet);
+INSERT INTO caster (inet) VALUES ('192.168.100.128'::citext);
+INSERT INTO caster (citext) VALUES ('192.168.100.128'::inet);
+
+-- Cannot cast to macaddr on assignment.
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::text);
+INSERT INTO caster (text) VALUES ('08:00:2b:01:02:03'::macaddr);
+INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::citext);
+INSERT INTO caster (citext) VALUES ('08:00:2b:01:02:03'::macaddr);
+
+-- Cannot cast to xml on assignment.
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::text);
+INSERT INTO caster (text) VALUES ('<p>foo</p>'::xml);
+INSERT INTO caster (xml) VALUES ('<p>foo</p>'::citext);
+INSERT INTO caster (citext) VALUES ('<p>foo</p>'::xml);
+
+-- Cannot cast to money on assignment.
+INSERT INTO caster (money) VALUES ('12'::text);
+INSERT INTO caster (text) VALUES ('12'::money);
+INSERT INTO caster (money) VALUES ('12'::citext);
+INSERT INTO caster (citext) VALUES ('12'::money);
+
+-- Cannot cast to timestamp on assignment.
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::text);
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamp);
+INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::citext);
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamp);
+
+-- Cannot cast to timestamptz on assignment.
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::text);
+INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamptz);
+INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::citext);
+INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamptz);
+
+-- Cannot cast to interval on assignment.
+INSERT INTO caster (interval) VALUES ('1 hour'::text);
+INSERT INTO caster (text) VALUES ('1 hour'::interval);
+INSERT INTO caster (interval) VALUES ('1 hour'::citext);
+INSERT INTO caster (citext) VALUES ('1 hour'::interval);
+
+-- Cannot cast to date on assignment.
+INSERT INTO caster (date) VALUES ('1999-01-08'::text);
+INSERT INTO caster (text) VALUES ('1999-01-08'::date);
+INSERT INTO caster (date) VALUES ('1999-01-08'::citext);
+INSERT INTO caster (citext) VALUES ('1999-01-08'::date);
+
+-- Cannot cast to time on assignment.
+INSERT INTO caster (time) VALUES ('04:05:06'::text);
+INSERT INTO caster (text) VALUES ('04:05:06'::time);
+INSERT INTO caster (time) VALUES ('04:05:06'::citext);
+INSERT INTO caster (citext) VALUES ('04:05:06'::time);
+
+-- Cannot cast to timetz on assignment.
+INSERT INTO caster (timetz) VALUES ('04:05:06'::text);
+INSERT INTO caster (text) VALUES ('04:05:06'::timetz);
+INSERT INTO caster (timetz) VALUES ('04:05:06'::citext);
+INSERT INTO caster (citext) VALUES ('04:05:06'::timetz);
+
+-- Cannot cast to point on assignment.
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::text);
+INSERT INTO caster (text) VALUES ('( 1 , 1)'::point);
+INSERT INTO caster (point) VALUES ('( 1 , 1)'::citext);
+INSERT INTO caster (citext) VALUES ('( 1 , 1)'::point);
+
+-- Cannot cast to lseg on assignment.
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::text);
+INSERT INTO caster (text) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::citext);
+INSERT INTO caster (citext) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
+
+-- Cannot cast to box on assignment.
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::text);
+INSERT INTO caster (text) VALUES ('(0,0),(1,1)'::box);
+INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::citext);
+INSERT INTO caster (citext) VALUES ('(0,0),(1,1)'::box);
+
+-- Cannot cast to path on assignment.
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::text);
+INSERT INTO caster (text) VALUES ('((0,0),(1,1),(2,0))'::path);
+INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::citext);
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1),(2,0))'::path);
+
+-- Cannot cast to polygon on assignment.
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::text);
+INSERT INTO caster (text) VALUES ('((0,0),(1,1))'::polygon);
+INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::citext);
+INSERT INTO caster (citext) VALUES ('((0,0),(1,1))'::polygon);
+
+-- Cannot cast to circle on assignment.
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::text);
+INSERT INTO caster (text) VALUES ('((0,0),2)'::circle);
+INSERT INTO caster (circle) VALUES ('((0,0),2)'::citext);
+INSERT INTO caster (citext) VALUES ('((0,0),2)'::circle);
+
+-- Cannot cast to bit on assignment.
+INSERT INTO caster (bit) VALUES ('101'::text);
+INSERT INTO caster (text) VALUES ('101'::bit);
+INSERT INTO caster (bit) VALUES ('101'::citext);
+INSERT INTO caster (citext) VALUES ('101'::bit);
+
+-- Cannot cast to bit varying on assignment.
+INSERT INTO caster (bitv) VALUES ('101'::text);
+INSERT INTO caster (text) VALUES ('101'::bit varying);
+INSERT INTO caster (bitv) VALUES ('101'::citext);
+INSERT INTO caster (citext) VALUES ('101'::bit varying);
+
+-- Cannot cast to tsvector on assignment.
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::text);
+INSERT INTO caster (text) VALUES ('the fat cat'::tsvector);
+INSERT INTO caster (tsvector) VALUES ('the fat cat'::citext);
+INSERT INTO caster (citext) VALUES ('the fat cat'::tsvector);
+
+-- Cannot cast to tsquery on assignment.
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::text);
+INSERT INTO caster (text) VALUES ('fat & rat'::tsquery);
+INSERT INTO caster (tsquery) VALUES ('fat & rat'::citext);
+INSERT INTO caster (citext) VALUES ('fat & rat'::tsquery);
+
+-- Cannot cast to uuid on assignment.
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::text);
+INSERT INTO caster (text) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
+INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext);
+INSERT INTO caster (citext) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
+
-- Table 9-5. SQL String Functions and Operators
SELECT 'D'::citext || 'avid'::citext = 'David'::citext AS citext_concat;
SELECT 'Value: '::citext || 42 = 'Value: 42' AS text_concat;
SELECT quote_literal( name ) = quote_literal( name::text ) AS t FROM srt;
SELECT regexp_matches('foobarbequebaz'::citext, '(bar)(beque)') = ARRAY[ 'bar', 'beque' ] AS t;
-SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)', '') = ARRAY[ 'bar', 'beque' ] AS t;
+SELECT regexp_matches('foobarbequebaz', '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, ''::citext) = ARRAY[ 'bar', 'beque' ] AS t;
+-- c forces case-sensitive
+SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, 'c'::citext) = ARRAY[ 'bar', 'beque' ] AS "null";
+
+SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'ThM' AS t;
+SELECT regexp_replace('Thomas', '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M') = 'ThM' AS t;
+-- c forces case-sensitive
+SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M', 'c') = 'Thomas' AS t;
+
SELECT regexp_split_to_array('hello world'::citext, E'\\s+') = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld', 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld'::citext, 't', 's') = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld', 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
+
+-- c forces case-sensitive
+SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 'c') = ARRAY[ 'helloTworld' ] AS t;
+
SELECT regexp_split_to_table('hello world'::citext, E'\\s+') AS words;
+SELECT regexp_split_to_table('helloTworld'::citext, 't') AS words;
+SELECT regexp_split_to_table('helloTworld', 't'::citext) AS words;
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext) AS words;
+-- c forces case-sensitive
+SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext, 'c') AS word;
SELECT repeat('Pg'::citext, 4) = 'PgPgPgPg' AS t;
+
SELECT replace('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('ab^is$abcdef'::citext, '^is$', 'XX') = 'abXXabcdef' AS t;
+SELECT replace('abcdefabcdef', 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('ab^is$abcdef', '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
+SELECT replace('abcdefabcdef'::citext, 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+SELECT replace('ab^is$abcdef'::citext, '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
SELECT rpad('hi'::citext, 5 ) = 'hi ' AS t;
SELECT rpad('hi'::citext, 5, 'xy'::citext) = 'hixyx' AS t;
SELECT rtrim('trimxxxx'::text, 'x'::text ) = 'trim' AS t;
SELECT split_part('abc~@~def~@~ghi'::citext, '~@~', 2) = 'def' AS t;
+SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS t;
+SELECT split_part('abcTdefTghi'::citext, 't'::citext, 2) = 'def' AS t;
+SELECT split_part('abcTdefTghi', 't'::citext, 2) = 'def' AS t;
+
SELECT strpos('high'::citext, 'ig' ) = 2 AS t;
+SELECT strpos('high', 'ig'::citext) = 2 AS t;
SELECT strpos('high'::citext, 'ig'::citext) = 2 AS t;
+SELECT strpos('high'::citext, 'IG' ) = 2 AS t;
+SELECT strpos('high', 'IG'::citext) = 2 AS t;
+SELECT strpos('high'::citext, 'IG'::citext) = 2 AS t;
+
-- to_ascii() does not support UTF-8.
-- to_hex() takes a numeric argument.
SELECT substr('alphabet', 3, 2) = 'ph' AS t;
-SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
-
--- TODO These functions should work case-insensitively, but don't.
-SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS "t TODO";
-SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'THM' AS "t TODO";
-SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS "t TODO";
-SELECT regexp_split_to_table('helloTworld'::citext, 't') AS "words TODO";
-SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
-SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS "t TODO";
-SELECT strpos('high'::citext, 'IG'::citext) = 2 AS "t TODO";
-SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
+SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
+SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
+SELECT translate('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
+SELECT translate('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
-- Table 9-20. Formatting Functions
SELECT to_date('05 Dec 2000'::citext, 'DD Mon YYYY'::citext)
SELECT COUNT(*) = 19::bigint AS t FROM try;
SELECT like_escape( name, '' ) = like_escape( name::text, '' ) AS t FROM srt;
-SELECT like_escape( name::text, ''::citext ) =like_escape( name::text, '' ) AS t FROM srt;
-
---- citext should work as source or destination of I/O conversion casts
-SELECT cidr( '192.168.1.2'::citext ) = cidr( '192.168.1.2'::text ) AS "t";
-SELECT '192.168.1.2'::cidr::citext = '192.168.1.2'::cidr::text AS "t";
+SELECT like_escape( name::text, ''::citext ) = like_escape( name::text, '' ) AS t FROM srt;
-/* $PostgreSQL: pgsql/contrib/citext/uninstall_citext.sql,v 1.2 2008/07/30 17:08:52 tgl Exp $ */
+/* $PostgreSQL: pgsql/contrib/citext/uninstall_citext.sql,v 1.3 2008/09/05 18:25:16 tgl Exp $ */
-- Adjust this setting to control where the objects get dropped.
SET search_path = public;
DROP CAST (text AS citext);
DROP CAST (varchar AS citext);
DROP CAST (bpchar AS citext);
+DROP CAST (boolean AS citext);
+DROP CAST (inet AS citext);
DROP FUNCTION citext(bpchar);
+DROP FUNCTION citext(boolean);
+DROP FUNCTION citext(inet);
DROP FUNCTION citext_eq(citext, citext);
DROP FUNCTION citext_ne(citext, citext);
DROP FUNCTION citext_lt(citext, citext);
DROP FUNCTION texticnlike(citext, text);
DROP FUNCTION texticregexeq(citext, text);
DROP FUNCTION texticregexne(citext, text);
+DROP FUNCTION regexp_matches( citext, citext );
+DROP FUNCTION regexp_matches( citext, citext, text );
+DROP FUNCTION regexp_replace( citext, citext, text );
+DROP FUNCTION regexp_replace( citext, citext, text, text );
+DROP FUNCTION regexp_split_to_array( citext, citext );
+DROP FUNCTION regexp_split_to_array( citext, citext, text );
+DROP FUNCTION regexp_split_to_table( citext, citext );
+DROP FUNCTION regexp_split_to_table( citext, citext, text );
+DROP FUNCTION strpos( citext, citext );
+DROP FUNCTION replace( citext, citext, citext );
+DROP FUNCTION split_part( citext, citext, int );
+DROP FUNCTION translate( citext, citext, text );
DROP TYPE citext CASCADE;
projects / users / gsingh / postgres.git / commitdiff