set global innodb_table_locks=1; select @@innodb_table_locks; @@innodb_table_locks 1 drop table if exists t1; set @@innodb_table_l…
InnoDB 源代码
InnoDB是MySQL数据库中广泛使用的事务型存储引擎,以其高可靠性和强大的数据处理能力著称。它支持行级锁定、外键约束及崩溃恢复等高级特性,非常适合需要高度一致性和并发性能的企业级应用开发。无论是构建电子商务平台还是管理复杂的数据密集型系统,掌握InnoDB都是每位电子工程师不…
drop table if exists t1,t2; create table t1 (id integer, x integer) engine=INNODB; insert into t1 values(0, 0); set autocommit=0; …
drop table if exists t1; create table t1 (c1 char(5) unique not null, c2 int, stamp timestamp) engine=innodb; select * from t1; c1…
DROP TABLE IF EXISTS t1, t2, t3, t4; CREATE TABLE t1 (id INTEGER) ENGINE=MYISAM; CREATE TABLE t2 (id INTEGER primary key) ENGINE=I…
-- source include/have_innodb.inc # Can't test this with embedded server -- source include/not_embedded.inc # # Check and select …
--binlog_cache_size=32768
# # Test some things that takes a long time -- source include/big_test.inc -- source include/have_innodb.inc --disable_warnings …
-- source include/have_innodb.inc # embedded server ignores 'delayed', so skip this -- source include/not_embedded.inc --disable_…
-- source include/have_innodb.inc # Can't test this with embedded server -- source include/not_embedded.inc connect (con1,localho…
set global innodb_table_locks=1; select @@innodb_table_locks; @@innodb_table_locks 1 drop table if exists t1; set @@innodb_table_l…