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Port r132 from branches/5.0: Port r15 from innodb-4.1:

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Do not mistake TABLENAME_ibfk_0 for auto-generated id (Bug #16387).

dict_table_get_highest_foreign_id(): Ignore foreign constraint identifiers
starting with the pattern TABLENAME_ibfk_0.

innodb.test, innodb.result: Add test case.
This commit is contained in:
marko
2006-01-12 16:48:34 +00:00
parent 86e48ce5f9
commit 0695353e23
3 changed files with 27 additions and 1 deletions
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mysql-test/innodb.test
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@@ -2048,6 +2048,18 @@ select a,hex(b) from t1 order by b;
update t1 set b = 'three' where a = 6;
drop table t1;
# Ensure that <tablename>_ibfk_0 is not mistreated as a
# generated foreign key identifier. (Bug #16387)
CREATE TABLE t1(a INT, PRIMARY KEY(a)) ENGINE=InnoDB;
CREATE TABLE t2(a INT) ENGINE=InnoDB;
ALTER TABLE t2 ADD FOREIGN KEY (a) REFERENCES t1(a);
ALTER TABLE t2 DROP FOREIGN KEY t2_ibfk_1;
ALTER TABLE t2 ADD CONSTRAINT t2_ibfk_0 FOREIGN KEY (a) REFERENCES t1(a);
ALTER TABLE t2 DROP FOREIGN KEY t2_ibfk_0;
SHOW CREATE TABLE t2;
DROP TABLE t2,t1;
#
# Test case for bug #16229: MySQL/InnoDB uses full explicit table locks in trigger processing
#