psql: have \d show FKs on partitioned tables

Commit 3de241dba86f missed to update psql to display foreign keys on
partitioned tables.  Add that.

Reported-by: Amit Langote
Author: Amit Langote
Reviewed-by: Álvaro Herrera
Discussion: https://postgr.es/m/a66879e5-636f-d4dd-b4a4-92bdca5a828f@lab.ntt.co.jp

diff --git a/src/bin/psql/describe.c b/src/bin/psql/describe.c
index 410131e5c726fdde229fe39c1941d4353a64dc9c..e5b3c1ebf9a6962c0a807adb1021636938665dac 100644 (file)
--- a/src/bin/psql/describe.c
+++ b/src/bin/psql/describe.c
@@ -2311,8 +2311,13 @@ describeOneTableDetails(const char *schemaname,
            PQclear(result);
        }
 
-       /* print foreign-key constraints (there are none if no triggers) */
-       if (tableinfo.hastriggers)
+       /*
+        * Print foreign-key constraints (there are none if no triggers,
+        * except if the table is partitioned, in which case the triggers
+        * appear in the partitions)
+        */
+       if (tableinfo.hastriggers ||
+           tableinfo.relkind == RELKIND_PARTITIONED_TABLE)
        {
            printfPQExpBuffer(&buf,
                              "SELECT conname,\n"