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authorÁlvaro Herrera <alvherre@alvh.no-ip.org>2024-11-27 13:50:27 +0100
committerÁlvaro Herrera <alvherre@alvh.no-ip.org>2024-11-27 13:50:27 +0100
commit09d09d4297b9acbc2848ec35e8bf030d6c1fae18 (patch)
tree7ec92e99a2ceaa9c46a4c2ddc50a53ca14f72d09 /src
parent0d884f570b72c5b030f7908032946078537ea121 (diff)
downloadpostgresql-09d09d4297b9acbc2848ec35e8bf030d6c1fae18.tar.gz
postgresql-09d09d4297b9acbc2848ec35e8bf030d6c1fae18.zip
Fix pg_get_constraintdef for NOT NULL constraints on domains
We added pg_constraint rows for all not-null constraints, first for tables and later for domains; but while the ones for tables were reverted, the ones for domains were not. However, we did accidentally revert ruleutils.c support for the ones on domains in 6f8bb7c1e961, which breaks running pg_get_constraintdef() on them. Put that back. This is only needed in branch 17, because we've reinstated this code in branch master with commit 14e87ffa5c54. Add some new tests in both branches. I couldn't find anything else that needs de-reverting. Reported-by: Erki Eessaar <erki.eessaar@taltech.ee> Reviewed-by: Magnus Hagander <magnus@hagander.net> Discussion: https://postgr.es/m/AS8PR01MB75110350415AAB8BBABBA1ECFE222@AS8PR01MB7511.eurprd01.prod.exchangelabs.com
Diffstat (limited to 'src')
-rw-r--r--src/test/regress/expected/domain.out14
-rw-r--r--src/test/regress/sql/domain.sql11
2 files changed, 25 insertions, 0 deletions
diff --git a/src/test/regress/expected/domain.out b/src/test/regress/expected/domain.out
index f65b66345ab..42b6559f9c8 100644
--- a/src/test/regress/expected/domain.out
+++ b/src/test/regress/expected/domain.out
@@ -743,6 +743,20 @@ update domnotnull set col1 = null; -- fails
ERROR: domain dnotnulltest does not allow null values
alter domain dnotnulltest drop not null;
update domnotnull set col1 = null;
+update domnotnull set col1 = 5;
+-- these constraints can also be added and removed by name
+alter domain dnotnulltest add constraint dnotnulltest_notnull not null;
+update domnotnull set col1 = null; -- fails
+ERROR: domain dnotnulltest does not allow null values
+select conname, pg_get_constraintdef(oid) from pg_constraint
+ where contypid = 'dnotnulltest'::regtype;
+ conname | pg_get_constraintdef
+----------------------+----------------------
+ dnotnulltest_notnull | NOT NULL
+(1 row)
+
+alter domain dnotnulltest drop constraint dnotnulltest_notnull;
+update domnotnull set col1 = null;
drop domain dnotnulltest cascade;
NOTICE: drop cascades to 2 other objects
DETAIL: drop cascades to column col2 of table domnotnull
diff --git a/src/test/regress/sql/domain.sql b/src/test/regress/sql/domain.sql
index b5a70ee8be7..ee07b03174e 100644
--- a/src/test/regress/sql/domain.sql
+++ b/src/test/regress/sql/domain.sql
@@ -429,6 +429,17 @@ alter domain dnotnulltest drop not null;
update domnotnull set col1 = null;
+update domnotnull set col1 = 5;
+
+-- these constraints can also be added and removed by name
+alter domain dnotnulltest add constraint dnotnulltest_notnull not null;
+update domnotnull set col1 = null; -- fails
+select conname, pg_get_constraintdef(oid) from pg_constraint
+ where contypid = 'dnotnulltest'::regtype;
+
+alter domain dnotnulltest drop constraint dnotnulltest_notnull;
+update domnotnull set col1 = null;
+
drop domain dnotnulltest cascade;
-- Test ALTER DOMAIN .. DEFAULT ..