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include/master-slave.inc
[connection master]
connection slave
SET @start_max_connections= @@global.max_connections;
SET @start_init_slave= @@global.init_slave;
SET NAMES utf8;
SET @@global.init_slave = 'SET @@global.max_connections = @@global.max_connections + 1 -- комментарий';
DROP TABLE IF EXISTS t1;
CREATE TEMPORARY TABLE t1 AS SELECT @@global.init_slave AS my_column;
DESCRIBE t1;
Field Type Null Key Default Extra
my_column varchar(74) YES NULL
select length(my_column) from t1;
length(my_column)
85
DROP TABLE t1;
SELECT @@global.init_slave = 'SET @@global.max_connections = @@global.max_connections + 1 -- комментарий';
@@global.init_slave = 'SET @@global.max_connections = @@global.max_connections + 1 -- комментарий'
1
Expect 1
include/assert.inc [@@global.max_connections = @start_max_connections]
STOP SLAVE;
RESET MASTER;
RESET SLAVE;
START SLAVE;
include/wait_for_slave_to_start.inc
include/assert.inc [@@global.max_connections = @start_max_connections + 1]
SET @@global.init_slave = "SET @a=5";
STOP SLAVE;
RESET MASTER;
RESET SLAVE;
START SLAVE;
include/wait_for_slave_to_start.inc
SHOW VARIABLES LIKE 'init_slave';
Variable_name Value
init_slave SET @a=5
SELECT @a;
@a
NULL
Expect NULL
SET @@global.max_connections= @start_max_connections;
SET @@global.init_slave= @start_init_slave;
include/rpl_end.inc
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