From a69833c5833cb62beff77248574c1beaadea0734 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Wed, 7 Nov 2001 17:27:36 +0000 Subject: [PATCH] Mention new =NULL change in Migration section. --- HISTORY | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/HISTORY b/HISTORY index c8e57d7597..ced54708eb 100644 --- a/HISTORY +++ b/HISTORY @@ -37,9 +37,14 @@ several languages. Migration to 7.2 A dump/restore using pg_dump is required for those wishing to migrate - data from any previous release. The SELECT ... LIMIT 10,20 syntax will - be removed in 7.3. You should change your queries to use LIMIT 10 - OFFSET 20. Also, pg_hba.conf only loads on SIGHUP now. + data from any previous release. In this release, comparisons using "= + NULL" will always return false. Previous releases automatically + transformed this syntax to "IS NULL", which is the standards- + compliant way to do NULL comparisons. The old behavior can be + re-enabled using a postgresql.conf parameter. The SELECT ... LIMIT + #,# syntax will be removed in 7.3. You should change your queries to + use separate LIMIT and OFFSET clauses, e.g. LIMIT 10 OFFSET 20. Also, + pg_hba.conf now only loads on SIGHUP. -- 2.40.0