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Improve INSERT .. ON CONFLICT error message. 

Peter Geoghegan, reviewed by me.
This commit is contained in:
Robert Haas 2015-10-13 15:33:07 -04:00
parent 869f693a36
commit b8dd19af50
2 changed files with 3 additions and 3 deletions
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4
src/backend/executor/execIndexing.c
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@ -535,8 +535,8 @@ ExecCheckIndexConstraints(TupleTableSlot *slot,
if (!indexRelation->rd_index->indimmediate)
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("ON CONFLICT does not support deferred unique constraints/exclusion constraints as arbiters"),
(errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),
errmsg("ON CONFLICT does not support deferrable unique constraints/exclusion constraints as arbiters"),
errtableconstraint(heapRelation,
RelationGetRelationName(indexRelation))));

2
src/test/regress/output/constraints.source
View File

@ -643,7 +643,7 @@ INSERT INTO deferred_excl VALUES(1); -- fail
ERROR: conflicting key value violates exclusion constraint "deferred_excl_con"
DETAIL: Key (f1)=(1) conflicts with existing key (f1)=(1).
INSERT INTO deferred_excl VALUES(1) ON CONFLICT ON CONSTRAINT deferred_excl_con DO NOTHING; -- fail
ERROR: ON CONFLICT does not support deferred unique constraints/exclusion constraints as arbiters
ERROR: ON CONFLICT does not support deferrable unique constraints/exclusion constraints as arbiters
BEGIN;
INSERT INTO deferred_excl VALUES(2); -- no fail here
COMMIT; -- should fail here