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--source include/have_innodb.inc
#
# Test that transaction data is correctly "visualized" in
# INFORMATION_SCHEMA.INNODB_TRX
#
SET @save_timeout=@@GLOBAL.innodb_lock_wait_timeout;
SET GLOBAL innodb_lock_wait_timeout=100000000;
DESCRIBE INFORMATION_SCHEMA.INNODB_TRX;
CREATE TABLE t1 (
c01 INT,
c02 INT,
PRIMARY KEY (c01)
) ENGINE=INNODB STATS_AUTO_RECALC=0;
INSERT INTO t1 VALUES
(1,2),(2,4),(3,6),(4,8);
CREATE TABLE t2 (
c01 INT,
c02 INT,
PRIMARY KEY (c01),
FOREIGN KEY fk1 (c02) REFERENCES t1 (c01)
) ENGINE=INNODB STATS_AUTO_RECALC=0;
INSERT INTO t2 VALUES
(1,1),(2,2),(3,3);
-- source include/count_sessions.inc
-- connect (con_trx,localhost,root,,)
-- connect (con_verify_innodb_trx,localhost,root,,)
-- connection con_trx
SET autocommit=0;
INSERT INTO t1 VALUES (5,10);
SELECT * FROM t1 FOR UPDATE;
let $wait_timeout= 300;
let $wait_condition=
SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.INNODB_TRX;
-- source include/wait_condition.inc
-- connection con_verify_innodb_trx
SELECT trx_state, trx_weight, trx_tables_in_use, trx_tables_locked,
trx_rows_locked, trx_rows_modified, trx_concurrency_tickets,
trx_isolation_level, trx_unique_checks, trx_foreign_key_checks
FROM INFORMATION_SCHEMA.INNODB_TRX;
-- connection con_trx
ROLLBACK;
SET FOREIGN_KEY_CHECKS = 0;
SET UNIQUE_CHECKS = 0;
SET TRANSACTION ISOLATION LEVEL SERIALIZABLE;
BEGIN;
INSERT INTO t1 VALUES (6,12);
let $wait_timeout= 300;
let $wait_condition=
SELECT trx_unique_checks = 0 FROM INFORMATION_SCHEMA.INNODB_TRX;
-- source include/wait_condition.inc
-- connection con_verify_innodb_trx
SELECT trx_isolation_level, trx_unique_checks, trx_foreign_key_checks
FROM INFORMATION_SCHEMA.INNODB_TRX;
-- connection con_trx
ROLLBACK;
SET FOREIGN_KEY_CHECKS = 1;
SET UNIQUE_CHECKS = 1;
BEGIN;
--error ER_NO_REFERENCED_ROW_2
INSERT INTO t2 VALUES (4,10);
let $wait_timeout= 300;
let $wait_condition=
SELECT trx_unique_checks = 1 FROM INFORMATION_SCHEMA.INNODB_TRX;
-- source include/wait_condition.inc
-- disconnect con_trx
-- connection con_verify_innodb_trx
SELECT trx_state, trx_isolation_level, trx_last_foreign_key_error
FROM INFORMATION_SCHEMA.INNODB_TRX;
-- disconnect con_verify_innodb_trx
-- connection default
DROP TABLE t2;
DROP TABLE t1;
-- source include/wait_until_count_sessions.inc
SET GLOBAL innodb_lock_wait_timeout=@save_timeout;
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