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Directory :  /www/server/mysql/mysql-test/suite/innodb/t/

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Current File : /www/server/mysql/mysql-test/suite/innodb/t/innodb_bug53046.test
#
# http://bugs.mysql.com/53046
# dict_update_statistics_low can still be run concurrently on same table
#
# This is a symbolic test, it would not fail if the bug is present.
# Rather those SQL commands have been used during manual testing under
# UNIV_DEBUG & UNIV_SYNC_DEBUG to test all changed codepaths for locking
# correctness.
#

-- source include/have_innodb.inc

CREATE TABLE bug53046_1 (c1 INT PRIMARY KEY) ENGINE=INNODB;
CREATE TABLE bug53046_2 (c2 INT PRIMARY KEY,
		 FOREIGN KEY (c2) REFERENCES bug53046_1(c1)
		 ON UPDATE CASCADE ON DELETE CASCADE) ENGINE=INNODB;

INSERT INTO bug53046_1 VALUES (1);
let $i = 5;
while ($i) {
	eval INSERT INTO bug53046_1 SELECT c1+(SELECT MAX(c1) FROM bug53046_1)
		FROM bug53046_1;
	dec $i;
}

INSERT INTO bug53046_2 VALUES (1), (2);

# CREATE TABLE innodb_table_monitor (a int) ENGINE=INNODB;
# wait more than 1 minute and observe the mysqld output
# DROP TABLE innodb_table_monitor;

ANALYZE TABLE bug53046_1;

# this prints create time and other nondeterministic data
-- disable_result_log
SHOW TABLE STATUS LIKE 'bug53046_1';
-- enable_result_log

UPDATE bug53046_1 SET c1 = c1 - 1;

DELETE FROM bug53046_1;

INSERT INTO bug53046_1 VALUES (1);
INSERT INTO bug53046_2 VALUES (1);
TRUNCATE TABLE bug53046_2;

DROP TABLE bug53046_2;
DROP TABLE bug53046_1;

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