polardbxengine/mysql-test/suite/innodb/t/blob_redo.test

64 lines
1.5 KiB
Plaintext

--source include/have_innodb_max_16k.inc
--echo #
--echo # Bug #19498877 LIMITATION ON BLOB SIZE IS TOO STRICT, BLOB CAN
--echo # BE 10% OF TOTAL REDO LOG SIZE
--echo #
SET GLOBAL max_allowed_packet = 100*1024*1024;
--echo # Connection big_packets:
connect(big_packets,localhost,root,,);
connection big_packets;
CREATE TABLE t1 (a BIGINT PRIMARY KEY, b LONGBLOB) ENGINE=InnoDB;
# Insert a few rows (it doesn't really matter how many). These transactions
# are committed once they are acked, so they should not be lost.
INSERT INTO t1 (a, b) VALUES (1, '1');
INSERT INTO t1 (a, b) VALUES (2, '2');
INSERT INTO t1 (a, b) VALUES (3, '3');
INSERT INTO t1 (a, b) VALUES (4, '4');
INSERT INTO t1 (a, b) VALUES (5, '5');
start transaction;
INSERT INTO t1 (a, b) VALUES (6, REPEAT('a', 6*1024*1024));
--echo # Connection default:
connection default;
# Wait for 300 seconds instead of the default 100
--let $wait_counter= 3000
--source include/kill_and_restart_mysqld.inc
--disconnect big_packets
# We should see (1,2,3,4,5) here.
SELECT a, b FROM t1;
SET GLOBAL max_allowed_packet = 100*1024*1024;
--echo # Connection big_packets:
connect(big_packets,localhost,root,,);
start transaction;
UPDATE t1 SET b = REPEAT('a', 6*1024*1024) WHERE a = 1;
--echo # Connection default:
connection default;
# Wait for 300 seconds instead of the default 100
--let $wait_counter= 3000
--source include/kill_and_restart_mysqld.inc
--echo # Connection default:
connection default;
--disconnect big_packets
# We should see (1,2,3,4,5) here.
SELECT a, b FROM t1;
# Clean up.
DROP TABLE t1;