76 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
--disable_query_log
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set @@session.explicit_defaults_for_timestamp=off;
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--enable_query_log
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# owner: dachuan.sdc
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# owner group: SQL2
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# tags: ddl
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# description:
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#
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####ddl要自动提交(之前未提交的数据也会一并提交)
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--disable_warnings
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drop database if exists jx_db;
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--enable_warnings
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create database jx_db;
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use jx_db;
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--disable_warnings
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drop table if exists t1, t2,t3;
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--enable_warnings
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create table t1 (c1 int primary key, c2 int);
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set  autocommit=0;
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insert into t1 values(1,1);
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create table t2 (c1 int primary key, c2 int);
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rollback;
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select * from t1;
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desc t2;
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set  autocommit=1;
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begin;
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insert into t1 values(2,2);
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create table t3 (c1 int primary key, c2 int);
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rollback;
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select * from t1;
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desc t3;
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create table ddl_t(c int);
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set autocommit = off;
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insert into ddl_t values(3);
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alter table ddl_t add column c2 int;
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select * from ddl_t;
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rollback;
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select * from ddl_t;
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# ddl执行失败
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create table jx_t1(c int);
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set autocommit = off;
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insert into jx_t1 values(4);
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--error 1050
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create table jx_t1(c int);
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select * from jx_t1;
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rollback;
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select * from jx_t1;
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create table jx_t2(c int);
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set autocommit = off;
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insert into jx_t2 values(5);
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--disable_warnings
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create user if not exists jx_user;
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--enable_warnings
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select * from jx_t2;
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rollback;
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select * from jx_t2;
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# dcl执行失败
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create table jx_t3(c int);
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set autocommit = off;
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insert into jx_t3 values(6);
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--error 1396
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create user jx_user;
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select * from jx_t3;
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rollback;
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select * from jx_t3;
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set autocommit = on;
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drop user jx_user;
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drop database jx_db;
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