File: MDEV-22021.test

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#
# SAVEPOINT ROLLBACK can introduce inconsistency in cluster.
#

--source include/galera_cluster.inc

CREATE TABLE t1 (f1 INTEGER PRIMARY KEY);

START TRANSACTION;
INSERT INTO t1 VALUES (1);
SAVEPOINT sp1;
INSERT INTO t1 VALUES (2);
ROLLBACK TO SAVEPOINT sp1;
COMMIT;

SELECT COUNT(*) = 1 FROM t1;

--connection node_2
SELECT COUNT(*) = 1 FROM t1;

--connection node_1
DELETE FROM t1;

START TRANSACTION;
SAVEPOINT sp1;
INSERT INTO t1 VALUES (1);
SAVEPOINT sp2;
INSERT INTO t1 VALUES (2);
ROLLBACK TO SAVEPOINT sp2;
ROLLBACK TO SAVEPOINT sp1;
COMMIT;

SELECT COUNT(*) = 0 FROM t1;
--connection node_2
SELECT COUNT(*) = 0 FROM t1;

--connection node_1
DELETE FROM t1;

START TRANSACTION;
SAVEPOINT sp1;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
SAVEPOINT sp2;
INSERT INTO t1 VALUES (5);
ROLLBACK TO SAVEPOINT sp2;
INSERT INTO t1 VALUES (6);
INSERT INTO t1 VALUES (7);
ROLLBACK TO SAVEPOINT sp1;
INSERT INTO t1 VALUES (8);
COMMIT;

SELECT COUNT(*) = 1 FROM t1;

--connection node_2
SELECT COUNT(*) = 1 FROM t1;

DROP TABLE t1;