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connection node_2;
connection node_1;
CREATE TABLE ten (f1 INTEGER) ENGINE=InnoDB;
INSERT INTO ten VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
CREATE TABLE t1 (f1 INTEGER AUTO_INCREMENT PRIMARY KEY, f2 INTEGER) ENGINE=InnoDB;
SET GLOBAL wsrep_max_ws_rows = 4;
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
INSERT INTO t1 (f2) VALUES (3);
INSERT INTO t1 (f2) VALUES (4);
INSERT INTO t1 (f2) VALUES (5);
ERROR HY000: wsrep_max_ws_rows exceeded
COMMIT;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
INSERT INTO t1 (f2) VALUES (3);
INSERT INTO t1 (f2) VALUES (4);
UPDATE t1 SET f2 = 10 WHERE f2 = 4;
ERROR HY000: wsrep_max_ws_rows exceeded
COMMIT;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
INSERT INTO t1 (f2) VALUES (3);
INSERT INTO t1 (f2) VALUES (4);
DELETE FROM t1 WHERE f2 = 1;
ERROR HY000: wsrep_max_ws_rows exceeded
COMMIT;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
SET GLOBAL wsrep_max_ws_rows = 5;
INSERT INTO t1 (f2) VALUES (1),(2),(3),(4),(5);
SET GLOBAL wsrep_max_ws_rows = 4;
UPDATE t1 SET f2 = f2 + 10;
ERROR HY000: wsrep_max_ws_rows exceeded
SELECT COUNT(*) = 5 FROM t1;
COUNT(*) = 5
1
DELETE FROM t1 WHERE f2 < 10;
ERROR HY000: wsrep_max_ws_rows exceeded
SELECT COUNT(*) = 5 FROM t1;
COUNT(*) = 5
1
INSERT INTO t1 (f2) SELECT * FROM ten;
ERROR HY000: wsrep_max_ws_rows exceeded
SELECT COUNT(*) = 5 FROM t1;
COUNT(*) = 5
1
INSERT INTO t1 (f2) VALUES (10),(20),(30),(40),(50);
ERROR HY000: wsrep_max_ws_rows exceeded
SELECT COUNT(*) = 5 FROM t1;
COUNT(*) = 5
1
SET GLOBAL wsrep_max_ws_rows = 10;
DELETE FROM t1 WHERE f2 < 10;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
SET GLOBAL wsrep_max_ws_rows = 100;
SELECT COUNT(*) = 100 FROM t1;
COUNT(*) = 100
1
DELETE FROM t1 WHERE f2 < 101;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
SET GLOBAL wsrep_max_ws_rows = 9999;
INSERT INTO t1 (f2) SELECT 1 FROM ten AS a1, ten AS a2, ten AS a3, ten AS a4;
ERROR HY000: wsrep_max_ws_rows exceeded
SET GLOBAL wsrep_max_ws_rows = 10000;
INSERT INTO t1 (f2) SELECT 1 FROM ten AS a1, ten AS a2, ten AS a3, ten AS a4;
SET GLOBAL wsrep_max_ws_rows = 9999;
UPDATE t1 SET f2 = 2 WHERE f2 = 1;
ERROR HY000: wsrep_max_ws_rows exceeded
SET GLOBAL wsrep_max_ws_rows = 10000;
UPDATE t1 SET f2 = 2 WHERE f2 = 1;
SET GLOBAL wsrep_max_ws_rows = 9999;
DELETE FROM t1 WHERE f2 = 2;
ERROR HY000: wsrep_max_ws_rows exceeded
SET GLOBAL wsrep_max_ws_rows = 10000;
DELETE FROM t1 WHERE f2 = 2;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
SET AUTOCOMMIT = ON;
SET GLOBAL wsrep_max_ws_rows = 1;
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
ERROR HY000: wsrep_max_ws_rows exceeded
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
SET AUTOCOMMIT = OFF;
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
ERROR HY000: wsrep_max_ws_rows exceeded
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
ERROR HY000: wsrep_max_ws_rows exceeded
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
START TRANSACTION;
INSERT INTO t1 (f2) VALUES (1);
INSERT INTO t1 (f2) VALUES (2);
ERROR HY000: wsrep_max_ws_rows exceeded
DROP TABLE t1;
DROP TABLE ten;
#
# MDEV-11817: Altering a table with more rows than
# wsrep_max_ws_rows causes cluster to break when running
# Galera cluster in TOI mode
#
connection node_1;
CREATE TABLE t1(c1 INT)ENGINE = INNODB;
SET GLOBAL wsrep_max_ws_rows= DEFAULT;
INSERT INTO t1 VALUES(1);
INSERT INTO t1 SELECT * FROM t1;
SET GLOBAL wsrep_max_ws_rows= 1;
ALTER TABLE t1 CHANGE COLUMN c1 c1 BIGINT;
connection node_2;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` bigint(20) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
SELECT COUNT(*) FROM t1;
COUNT(*)
2
DROP TABLE t1;
connection node_1;
disconnect node_2;
disconnect node_1;
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