include/reset_master.inc
SET GLOBAL slave_connections_needed_for_purge= 0;
SET GLOBAL max_binlog_total_size= 128*1024;
Warnings:
Note 1375 Binary log 'binlog-000000.ibb' is not purged because the binlog file is in active use
CREATE TABLE t1(a INT NOT NULL, b INT NOT NULL, c LONGBLOB, PRIMARY KEY(a, b)) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, 0, REPEAT('x', 262144-8000));
BEGIN;
INSERT INTO t1 VALUES (2, 0, REPEAT('y', 40000));
INSERT INTO t1 VALUES (2, 1, 'end');
COMMIT;
show binary logs;
Log_name File_size
binlog-000000.ibb #
binlog-000001.ibb #
binlog-000002.ibb #
# restart
SET @old_min_slaves= @@GLOBAL.slave_connections_needed_for_purge;
SET GLOBAL slave_connections_needed_for_purge= 0;
show binary logs;
Log_name File_size
binlog-000000.ibb #
binlog-000001.ibb #
binlog-000002.ibb #
PURGE BINARY LOGS TO 'binlog-000001.ibb';
show binary logs;
Log_name File_size
binlog-000001.ibb #
binlog-000002.ibb #
SET GLOBAL slave_connections_needed_for_purge= @old_min_slaves;
DROP TABLE t1;