Spracherkennung für: .test vermutete Sprache: SQL {SQL[84] ABAP[60] VDM[56]} [Methode: maximale Elemente, drei Dimensionen]
--source include/galera_cluster.inc
--source include/have_innodb.inc
#
# At this time, issing a FLUSH TABLES WITH READ LOCK causes SELECT and SHOW to
# hang if causality can not be ensured because another node issued a statement
# in the meantime which could not be applied because FTWRL blocks the applier
# as well
#
# See LP bug 1271177
#
CREATE TABLE t1 (id INT PRIMARY KEY) ENGINE=InnoDB;
--connection node_2
--let $wsrep_provider_options_orig = `SELECT @@wsrep_provider_options;`
SET GLOBAL wsrep_provider_options = "repl.causal_read_timeout=PT1S";
FLUSH TABLES WITH READ LOCK;
--connection node_1
INSERT INTO t1 VALUES (1);
--connection node_2
--error ER_LOCK_WAIT_TIMEOUT
SHOW TABLES;
--error ER_LOCK_WAIT_TIMEOUT
SELECT * FROM t1;
UNLOCK TABLES;
--disable_query_log
--eval SET GLOBAL wsrep_provider_options = "$wsrep_provider_options_orig";
--enable_query_log
SHOW TABLES;
SELECT COUNT(*) = 1 FROM t1;
DROP TABLE t1;
[Dauer der Verarbeitung: 0.3 Sekunden, vorverarbeitet 2026-10-11]