Spracherkennung für: .test vermutete Sprache: SQL {SQL[114] ABAP[62] Lisp[41]} [Methode: maximale Elemente, drei Dimensionen]
#
# This checks that even tables with a single BLOB column and no FK are replicated properly
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
CREATE TABLE t1 (f1 BLOB) ENGINE=InnoDB;
INSERT INTO t1 VALUES (NULL),('abc');
--connection node_2
SELECT f1 FROM t1;
DELETE FROM t1 WHERE f1 IS NULL;
UPDATE t1 SET f1 = 'xyz' WHERE f1 = 'abc';
--connection node_1
SELECT COUNT(*) = 1 FROM t1;
SELECT f1 = 'abc' FROM t1;
#
# Provoke a conflict
#
--connection node_1
CREATE TABLE t2 (f1 BLOB) ENGINE=InnoDB;
INSERT INTO t2 VALUES (NULL);
SET AUTOCOMMIT=OFF;
START TRANSACTION;
UPDATE t2 SET f1 = 'abc' WHERE f1 IS NULL;
--connection node_2
SET AUTOCOMMIT=OFF;
START TRANSACTION;
UPDATE t2 SET f1 = 'xyz' WHERE f1 IS NULL;
--connection node_1
COMMIT;
--connection node_2
--error ER_LOCK_DEADLOCK
COMMIT;
DROP TABLE t1;
DROP TABLE t2;
[Dauer der Verarbeitung: 0.12 Sekunden, vorverarbeitet 2026-10-11]