(bug 39635) PostgreSQL has no LOCK IN SHARE MODE
authorsaper <saper@saper.info>
Mon, 27 Aug 2012 16:58:54 +0000 (18:58 +0200)
committersaper <saper@saper.info>
Mon, 27 Aug 2012 16:58:54 +0000 (18:58 +0200)
commit5fe67c61a777c9a97aacdf835cd067c754054454
tree0c32f0c3b60cdbe0bf69f7a7b99468cd3e19688d
parentd3f1d418dec7e3bc3e42dc28c321c308b4d28cdb
(bug 39635) PostgreSQL has no LOCK IN SHARE MODE

includes/Category.php tells us to use "SELECT ...
LOCK IN SHARE MODE" before "UPDATE".

This is MySQL-only construct:

http://dev.mysql.com/doc/refman/5.0/en/innodb-locking-reads.html

Change-Id: I80709da9e15c891f1605900e7c527d5042a88f73
RELEASE-NOTES-1.20
includes/db/DatabasePostgres.php