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--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/not_embedded.inc
# Two parallel connection with autoinc column after restart.
CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT
SET AUTO_INCREMENT_INCREMENT = 1;
--echo # MDEV-24348 InnoDB shutdown hang with innodb_flush_sync=0
SET GLOBAL innodb_flush_sync=OFF;
--echo # For the server to hang, we must have pages for temporary tables
--echo # (and the bug depended on MDEV-12227 not being fixed).
CREATE TEMPORARY TABLE t (id SERIAL) ENGINE=InnoDB;
SET debug_dbug= '+d,ib_log_flush_ahead';
INSERT INTO t1 VALUES(NULL);
SELECT * FROM t1;
SHOW CREATE TABLE t1;
--source include/restart_mysqld.inc
--echo # SETTING auto_increment_increment IN CONNECTION1
SET AUTO_INCREMENT_INCREMENT = 2;
SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
SEND INSERT INTO t1 VALUES(NULL);
connect(con1, localhost, root,,);
SET AUTO_INCREMENT_INCREMENT = 2;
SET DEBUG_SYNC= 'now WAIT_FOR opened';
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
send insert into t1 values(NULL);
connection default;
reap;
SELECT * FROM t1;
SHOW CREATE TABLE t1;
SET DEBUG_SYNC= 'now SIGNAL opened1';
connection con1;
reap;
SELECT * FROM t1;
SHOW CREATE TABLE t1;
connection default;
disconnect con1;
DROP TABLE t1;
# Two parallel connection with autoinc column without restart.
CREATE TABLE t1(id INT AUTO_INCREMENT PRIMARY KEY)ENGINE=INNODB;
--echo # SETTING auto_increment_increment IN CONNECTION DEFAULT
SET AUTO_INCREMENT_INCREMENT = 1;
INSERT INTO t1 VALUES(NULL);
SELECT * FROM t1;
SHOW CREATE TABLE t1;
SET DEBUG_SYNC = 'now SIGNAL flushed';
connect(con1, localhost, root,,);
--echo # SETTING auto_increment_increment in connection1
SET AUTO_INCREMENT_INCREMENT = 2;
SET DEBUG_SYNC= 'now WAIT_FOR flushed';
SET DEBUG_SYNC= 'ib_after_row_insert SIGNAL opened WAIT_FOR flushed1';
send INSERT INTO t1 values(NULL);
connection default;
SET DEBUG_SYNC= 'now WAIT_FOR opened';
SET DEBUG_SYNC= 'ib_after_row_insert_step SIGNAL flushed1 WAIT_FOR opened1';
send INSERT INTO t1 VALUES(NULL);
connection con1;
reap;
SELECT * FROM t1;
SHOW CREATE TABLE t1;
SET DEBUG_SYNC= 'now SIGNAL opened1';
disconnect con1;
connection default;
reap;
SELECT * FROM t1;
SHOW CREATE TABLE t1;
DROP TABLE t1;
SET DEBUG_SYNC='RESET';
--echo #
--echo # MDEV-33593: Auto increment deadlock error causes ASSERT in subsequent save point
--echo #
CREATE TABLE t1(col1 INT PRIMARY KEY AUTO_INCREMENT, col2 INT) ENGINE=InnoDB;
CREATE TABLE t2(col1 INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1(col2) values(100);
--connect(con1, localhost, root,,)
START TRANSACTION;
--echo # T1: Acquiring Row X lock on table t2
INSERT INTO t2 values(100);
--connect(con2, localhost, root,,)
START TRANSACTION;
--echo # T2: Wait for (T1) row lock on t2 after acquiring GAP Lock on t1
UPDATE t1 SET col2 = 20 where col1 = 10;
SET DEBUG_SYNC='lock_wait_before_suspend SIGNAL t2_waiting';
--send INSERT INTO t2 values(100)
--connection default
SET DEBUG_SYNC='now WAIT_FOR t2_waiting';
--echo # T3: Wait for (T2) II row Lock on t1 after acquiring Auto Increment Lock on t1
SET DEBUG_SYNC='lock_wait_before_suspend SIGNAL t3_waiting';
--send INSERT INTO t1(col2) SELECT col2 from t1
--connection con1
SAVEPOINT s1;
SET DEBUG_SYNC='now WAIT_FOR t3_waiting';
--echo # T1: Wait for (T3) auto increment lock on t1 causing T1 -> T3 -> T2 -> T1 deadlock
SET debug_dbug = '+d,innodb_deadlock_victim_self';
--error ER_AUTOINC_READ_FAILED
INSERT INTO t1(col2) VALUES(200);
--echo # The transaction should have been rolled back
SELECT * FROM t1;
SELECT * FROM t2;
--echo # Release the previous savepoint using the same name
SAVEPOINT s1;
COMMIT;
--connection con2
--reap
COMMIT;
--connection default
--reap
COMMIT;
--disconnect con1
--disconnect con2
--echo # Cleanup
SELECT * FROM t1;
DROP TABLE t1;
SELECT * FROM t2;
DROP TABLE t2;
SET DEBUG_SYNC='RESET';
--echo #
--echo # End of 10.5 tests
--echo #
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