mariadb/mysql-test/suite/innodb/r/alter_primary_key.result
2024-12-06 20:28:45 +01:00

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ALTER DATABASE test CHARACTER SET latin1 COLLATE latin1_swedish_ci;
#
# MDEV-23244 ALTER TABLE…ADD PRIMARY KEY fails to flag
# duplicate key error from concurrent DML
#
CREATE TABLE t0 (pk INT PRIMARY KEY) ENGINE=InnoDB;
CREATE TABLE t1 (c CHAR(2) NOT NULL) ENGINE=InnoDB;
INSERT INTO t1 VALUES('cd');
connect con1,localhost,root,,;
BEGIN;
INSERT INTO t0 VALUES(1);
connection default;
SET DEBUG_SYNC='row_log_table_apply1_before SIGNAL dml WAIT_FOR dml_done';
ALTER TABLE t1 ADD PRIMARY KEY(c(1));
connection con1;
SET DEBUG_SYNC='now WAIT_FOR dml';
INSERT INTO t1 VALUES ('ab'),('ac');
COMMIT;
SET DEBUG_SYNC='now SIGNAL dml_done';
disconnect con1;
connection default;
ERROR 23000: Duplicate entry 'a' for key 'PRIMARY'
SET DEBUG_SYNC='RESET';
SELECT * FROM t1;
c
cd
ab
ac
DROP TABLE t0,t1;
ALTER DATABASE test CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci;
#
# MDEV-35419 Server crashes when a adding column to the table which has a primary key using hash
#
create table t1 (a int,primary key using hash (a)) engine=innodb;
alter table t1 add b int;
drop table t1;
# End of 11.7 tests