doc: expand description of how non-SELECT queries are processed
authorBruce Momjian <bruce@momjian.us>
Sat, 9 Jan 2021 17:11:16 +0000 (12:11 -0500)
committerBruce Momjian <bruce@momjian.us>
Sat, 9 Jan 2021 17:11:16 +0000 (12:11 -0500)
commit01334c92fa09dc496a444a4f206854ef37247258
treefce2a7b2d5dadda0d184dc382f6a9baf16338fd4
parente33d004900f76c35759293fdedd4861b198fbf5b
doc:  expand description of how non-SELECT queries are processed

The previous description of how the executor processes non-SELECT
queries was very dense, causing lack of clarity.  This expanded text
spells it out more simply.

Reported-by: fotis.koutoupas@gmail.com
Discussion: https://postgr.es/m/160912275508.676.17469511338925622905@wrigleys.postgresql.org

Backpatch-through: 9.5
doc/src/sgml/arch-dev.sgml