pgsql: doc: Expand recursive query documentation

From: Peter Eisentraut <peter(at)eisentraut(dot)org>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: doc: Expand recursive query documentation
Date: 2020-10-13 05:02:26
Message-ID: E1kSCSA-0006fJ-VI@gemulon.postgresql.org
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doc: Expand recursive query documentation

Break the section up with subsection headings. Add examples for depth-
and breadth-first search ordering. For consistency with the SQL
search clause, start the depth counting at 0 instead of 1 in the
examples.

Discussion: https://www.postgresql.org/message-id/c5603982-0088-7f14-0caa-fdcd0c837b57@2ndquadrant.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/323ae003e464cac35f86790f3708b383c18df9e2

Modified Files
--------------
doc/src/sgml/queries.sgml | 163 ++++++++++++++++++++++++++++++++++++++++------
1 file changed, 142 insertions(+), 21 deletions(-)

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