drop table if exists t1, t2, t3, t4, t5, t6;
create table t1 (id int(8), name varchar(32));
create table t2 (id int(8), name varchar(32)) ENGINE="MyISAM";
create table t3 (id int(8), name varchar(32)) ENGINE="MEMORY";
create table t4 (id int(8), name varchar(32)) ENGINE="HEAP";
create table t5 (id int(8), name varchar(32)) ENGINE="ARCHIVE";
create table t6 (id int(8), name varchar(32)) ENGINE="InnoDB";
insert into t1 values (1, 'first value');
insert into t1 values (2, 'first value');
insert into t1 values (3, 'first value');
insert into t1 values (4, 'first value');
insert into t1 values (5, 'first value');
insert into t2 values (1, 'first value');
insert into t2 values (2, 'first value');
insert into t2 values (3, 'first value');
insert into t2 values (4, 'first value');
insert into t2 values (5, 'first value');
insert into t3 values (1, 'first value');
insert into t3 values (2, 'first value');
insert into t3 values (3, 'first value');
insert into t3 values (4, 'first value');
insert into t3 values (5, 'first value');
insert into t4 values (1, 'first value');
insert into t4 values (2, 'first value');
insert into t4 values (3, 'first value');
insert into t4 values (4, 'first value');
insert into t4 values (5, 'first value');
insert into t5 values (1, 'first value');
insert into t5 values (2, 'first value');
insert into t5 values (3, 'first value');
insert into t5 values (4, 'first value');
insert into t5 values (5, 'first value');
insert into t6 values (1, 'first value');
insert into t6 values (2, 'first value');
insert into t6 values (3, 'first value');
insert into t6 values (4, 'first value');
insert into t6 values (5, 'first value');
select * from t1;
id name 1 first value 2 first value 3 first value 4 first value 5 first value
select * from t2;
id name 1 first value 2 first value 3 first value 4 first value 5 first value
select * from t3;
id name 1 first value 2 first value 3 first value 4 first value 5 first value
select * from t4;
id name 1 first value 2 first value 3 first value 4 first value 5 first value
select * from t5;
id name 1 first value 2 first value 3 first value 4 first value 5 first value
select * from t6;
id name 1 first value 2 first value 3 first value 4 first value 5 first value /*M!999999\- enable the sandbox mode */
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; /*!40101 SET NAMES utf8mb4 */; /*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */; /*!40103 SET TIME_ZONE='+00:00' */; /*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */; /*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; /*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; /*M!100616 SET @OLD_NOTE_VERBOSITY=@@NOTE_VERBOSITY, NOTE_VERBOSITY=0 */;
CREATE DATABASE /*!32312 IF NOT EXISTS*/ `test` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */;
USE `test`;
DROP TABLE IF EXISTS `t1`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t1` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t1` DISABLE KEYS */;
INSERT DELAYED IGNORE INTO `t1` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t1` ENABLE KEYS */;
DROP TABLE IF EXISTS `t2`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t2` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t2` DISABLE KEYS */;
INSERT DELAYED IGNORE INTO `t2` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t2` ENABLE KEYS */;
DROP TABLE IF EXISTS `t3`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t3` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t3` DISABLE KEYS */;
INSERT DELAYED IGNORE INTO `t3` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t3` ENABLE KEYS */;
DROP TABLE IF EXISTS `t4`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t4` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t4` DISABLE KEYS */;
INSERT DELAYED IGNORE INTO `t4` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t4` ENABLE KEYS */;
DROP TABLE IF EXISTS `t5`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t5` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=ARCHIVE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t5` DISABLE KEYS */;
INSERT DELAYED IGNORE INTO `t5` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t5` ENABLE KEYS */;
DROP TABLE IF EXISTS `t6`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t6` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t6` DISABLE KEYS */;
INSERT IGNORE INTO `t6` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t6` ENABLE KEYS */; /*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
/*!40101 SET SQL_MODE=@OLD_SQL_MODE */; /*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */; /*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */; /*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; /*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; /*M!100616 SET NOTE_VERBOSITY=@OLD_NOTE_VERBOSITY */;
/*M!999999\- enable the sandbox mode */
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; /*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; /*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; /*!40101 SET NAMES utf8mb4 */; /*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */; /*!40103 SET TIME_ZONE='+00:00' */; /*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */; /*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; /*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; /*M!100616 SET @OLD_NOTE_VERBOSITY=@@NOTE_VERBOSITY, NOTE_VERBOSITY=0 */;
CREATE DATABASE /*!32312 IF NOT EXISTS*/ `test` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */;
USE `test`;
DROP TABLE IF EXISTS `t1`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t1` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t1` DISABLE KEYS */;
INSERT DELAYED INTO `t1` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t1` ENABLE KEYS */;
DROP TABLE IF EXISTS `t2`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t2` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t2` DISABLE KEYS */;
INSERT DELAYED INTO `t2` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t2` ENABLE KEYS */;
DROP TABLE IF EXISTS `t3`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t3` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t3` DISABLE KEYS */;
INSERT DELAYED INTO `t3` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t3` ENABLE KEYS */;
DROP TABLE IF EXISTS `t4`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t4` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t4` DISABLE KEYS */;
INSERT DELAYED INTO `t4` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t4` ENABLE KEYS */;
DROP TABLE IF EXISTS `t5`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t5` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=ARCHIVE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t5` DISABLE KEYS */;
INSERT DELAYED INTO `t5` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t5` ENABLE KEYS */;
DROP TABLE IF EXISTS `t6`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8mb4 */;
CREATE TABLE `t6` (
`id` int(8) DEFAULT NULL,
`name` varchar(32) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci; /*!40101 SET character_set_client = @saved_cs_client */;
/*!40000 ALTER TABLE `t6` DISABLE KEYS */;
INSERT INTO `t6` VALUES
(1,'first value'),
(2,'first value'),
(3,'first value'),
(4,'first value'),
(5,'first value'); /*!40000 ALTER TABLE `t6` ENABLE KEYS */; /*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
/*!40101 SET SQL_MODE=@OLD_SQL_MODE */; /*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */; /*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */; /*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; /*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; /*M!100616 SET NOTE_VERBOSITY=@OLD_NOTE_VERBOSITY */;
drop table t1;
drop table t2;
drop table t3;
drop table t4;
drop table t5;
drop table t6;
SELECT @@global.default_storage_engine INTO @old_engine; SET GLOBAL default_storage_engine=InnoDB;
CREATE VIEW v1 AS SELECT * FROM t1;
INSERT INTO t1 VALUES();
SELECT COUNT(*) FROM v1;
COUNT(*) 1
SELECT COUNT(*) FROM v1;
COUNT(*) 1
DROP VIEW v1;
DROP TABLE t1; SET GLOBAL default_storage_engine=@old_engine;
connect c1,127.0.0.1,root,,test,$MASTER_MYPORT,;
connect c2,127.0.0.1,root,,test,$MASTER_MYPORT,;
connect c3,127.0.0.1,root,,test,$MASTER_MYPORT,;
connection default; SET binlog_format= mixed;
RESET MASTER;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,0), (2,0);
SELECT GET_LOCK("block_queries_1", 120);
GET_LOCK("block_queries_1", 120) 1
connection c3;
SELECT GET_LOCK("block_queries_2", 120);
GET_LOCK("block_queries_2", 120) 1
connection c1; SET @c= 0;
SELECT IF(@c<1, @c:=@c+1, GET_LOCK("block_queries_1", 120)) FROM t1 ORDER BY a;
connection c2; SET binlog_format="row"; SET @d= 10;
UPDATE t2 SET b=IF(@d<=10, @d:=@d+1, GET_LOCK("block_queries_2", 120)) ORDER BY a;
connection default;
# Make sure other queries are running (and waiting).
SELECT RELEASE_LOCK("block_queries_1");
RELEASE_LOCK("block_queries_1") 1
connection c3;
SELECT RELEASE_LOCK("block_queries_2");
RELEASE_LOCK("block_queries_2") 1
connection c1; IF(@c<1, @c:=@c+1, GET_LOCK("block_queries_1", 120)) 1 1
connection c2;
connection default;
SELECT * FROM t2 ORDER BY a;
a b 111 21
DROP TABLE t1;
DROP TABLE t2;
include/show_binlog_events.inc
Log_name Pos Event_type Server_id End_log_pos Info
master-bin.000001 # Gtid # # BEGIN GTID #-#-#
master-bin.000001 # Query # # use `test`; INSERT INTO t2 VALUES (1,0), (2,0)
master-bin.000001 # Xid # # COMMIT /* XID */
-- CHANGE MASTER TO MASTER_LOG_FILE='master-bin.000001', MASTER_LOG_POS=<pos>;
SELECT * FROM t1 ORDER BY a;
a 1 2
SELECT * FROM t2 ORDER BY a;
a b 10 20
DROP TABLE t1,t2;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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