connection node_1;
connection node_2;
connection node_3;
connection node_1;
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY) ENGINE=InnoDB;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES (1);
SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
VARIABLE_VALUE = 3
1
connection node_3;
SET GLOBAL wsrep_cluster_address = '';
connection node_1;
INSERT INTO t1 VALUES (2);
SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
VARIABLE_VALUE = 2
1
COMMIT;
connection node_2;
SELECT COUNT(*) = 2 FROM t1;
COUNT(*) = 2
1
connection node_3;
connection node_1;
DROP TABLE t1;
disconnect node_2;
disconnect node_1;