connection node_2;
connection node_1;
CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
SET GLOBAL wsrep_max_ws_rows = 2;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
SELECT * FROM t1 GROUP BY f1;
f1
1
SELECT * FROM t1 GROUP BY f1;
f1
1
SELECT * FROM t1 GROUP BY f1;
f1
1
SHOW STATUS LIKE '%wsrep%';
SET GLOBAL wsrep_max_ws_rows = 0;
DROP TABLE t1;