Spracherkennung für: .test vermutete Sprache: SQL {SQL[126] ABAP[76] Haskell[36]} [Methode: maximale Elemente, drei Dimensionen]
--source include/galera_cluster.inc
#
# InnoDB FULLTEXT indexes
#
CREATE TABLE ten (f1 INTEGER) ENGINE=InnoDB;
INSERT INTO ten VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
#
# Fulltext index creation causes the creation of multiple system tables
#
--connection node_1
CREATE TABLE t1 (f1 INT PRIMARY KEY AUTO_INCREMENT, f2 VARCHAR(100), FULLTEXT (f2)) ENGINE=InnoDB;
--connection node_2
SELECT COUNT(*) = 13 FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE name LIKE 'test/%';
#
# Fulltext insertion causes a flurry of updates on those system tables
#
--connection node_1
# Insert 1K rows
INSERT INTO t1 (f2) SELECT 'foobarbaz' FROM ten AS a1, ten AS a2, ten AS a3;
--connection node_2
SELECT COUNT(f2) = 1000 FROM t1 WHERE MATCH(f2) AGAINST ('foobarbaz');
UPDATE t1 SET f2 = 'abcdefjhk';
--connection node_1
SELECT COUNT(f2) = 1000 FROM t1 WHERE MATCH(f2) AGAINST ('abcdefjhk');
--connection node_2
DROP TABLE t1;
#
# Same on a table with no PK
#
--connection node_1
CREATE TABLE t1 (f1 VARCHAR(100), FULLTEXT (f1)) ENGINE=InnoDB;
--connection node_2
# We insert only 1K rows here, because updates without a PK are very slow
INSERT INTO t1 (f1) SELECT 'foobarbaz' FROM ten AS a1, ten AS a2, ten AS a3;
--connection node_1
SELECT COUNT(f1) = 1000 FROM t1 WHERE MATCH(f1) AGAINST ('foobarbaz');
UPDATE t1 SET f1 = 'abcdefjhk';
--connection node_2
SELECT COUNT(f1) = 1000 FROM t1 WHERE MATCH(f1) AGAINST ('abcdefjhk');
DROP TABLE t1;
DROP TABLE ten;
#
# MDEV-24978 : SIGABRT in __libc_message
#
--connection node_1
SET @value=REPEAT (1,5001);
CREATE TABLE t (a VARCHAR(5000),FULLTEXT (a)) engine=innodb;
INSERT IGNORE INTO t VALUES(@value);
SELECT COUNT(*) FROM t;
--connection node_2
SELECT COUNT(*) FROM t;
--connection node_1
DROP TABLE t;
CREATE TABLE t (a VARCHAR(5000)) engine=innodb;
INSERT IGNORE INTO t VALUES(@value);
SELECT COUNT(*) FROM t;
--connection node_2
SELECT COUNT(*) FROM t;
--connection node_1
DROP TABLE t;
#
# Case 2: UTF-8
#
--connection node_1
SET @value=REPEAT (1,5001);
CREATE TABLE t (a VARCHAR(5000),FULLTEXT (a)) engine=innodb DEFAULT CHARSET=utf8;
INSERT IGNORE INTO t VALUES(@value);
SELECT COUNT(*) FROM t;
--connection node_2
SELECT COUNT(*) FROM t;
--connection node_1
DROP TABLE t;
CREATE TABLE t (a VARCHAR(5000)) engine=innodb DEFAULT CHARSET=utf8;
INSERT IGNORE INTO t VALUES(@value);
SELECT COUNT(*) FROM t;
--connection node_2
SELECT COUNT(*) FROM t;
--connection node_1
DROP TABLE t;
[Dauer der Verarbeitung: 0.10 Sekunden, vorverarbeitet 2026-10-11]