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Preliminary code review for domain CHECK constraints patch: add documentation,

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make VALUE a non-reserved word again, use less invasive method of passing
ConstraintTestValue into transformExpr, fix problems with nested constraint
testing, do correct thing with NULL result from a constraint expression,
remove memory leak.  Domain checks still need much more work if we are going
to allow ALTER DOMAIN, however.
This commit is contained in:
Tom Lane
2002-12-12 20:35:16 +00:00
parent ff7349694f
commit b0422b215c
28 changed files with 222 additions and 292 deletions
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4
src/test/regress/expected/domain.out
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@@ -115,7 +115,7 @@ INSERT INTO nulltest DEFAULT VALUES;
ERROR: Domain dnotnull does not allow NULL values
INSERT INTO nulltest values ('a', 'b', 'c', 'd', 'c'); -- Good
insert into nulltest values ('a', 'b', 'c', 'd', NULL);
ERROR: ExecEvalConstraintTest: Domain dcheck constraint $1 failed
ERROR: Domain dcheck does not allow NULL values
insert into nulltest values ('a', 'b', 'c', 'd', 'a');
ERROR: ExecInsert: rejected due to CHECK constraint "nulltest_col5" on "nulltest"
INSERT INTO nulltest values (NULL, 'b', 'c', 'd', 'd');
@@ -127,7 +127,7 @@ ERROR: ExecInsert: Fail to add null value in not null attribute col3
INSERT INTO nulltest values ('a', 'b', 'c', NULL, 'd'); -- Good
-- Test copy
COPY nulltest FROM stdin; --fail
ERROR: copy: line 1, ExecEvalConstraintTest: Domain dcheck constraint $1 failed
ERROR: copy: line 1, Domain dcheck does not allow NULL values
lost synchronization with server, resetting connection
SET autocommit TO 'on';
-- Last row is bad