rpl_user_variables.result

这是linux下运行的mysql软件包,可用于linux 下安装 php + mysql + apach 的网络配置

stop slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
reset master;
reset slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
start slave;
reset master;
create table t1(n char(30));
set @i1:=12345678901234, @i2:=-12345678901234, @i3:=0, @i4:=-1;
set @s1:='This is a test', @r1:=12.5, @r2:=-12.5;
set @n1:=null;
set @s2:='', @s3:='abc\'def', @s4:= 'abc\\def', @s5:= 'abc''def';
insert into t1 values (@i1), (@i2), (@i3), (@i4);
insert into t1 values (@r1), (@r2);
insert into t1 values (@s1), (@s2), (@s3), (@s4), (@s5);
insert into t1 values (@n1);
insert into t1 values (@n2);
insert into t1 values (@a:=0), (@a:=@a+1), (@a:=@a+1);
insert into t1 values (@a+(@b:=@a+1));
set @q:='abc';
insert t1 values (@q), (@q:=concat(@q, 'n1')), (@q:=concat(@q, 'n2'));
set @a:=5;
insert into t1 values (@a),(@a);
insert into t1 values (@a),(@a),(@a*5);
select * from t1;
n
12345678901234
-12345678901234
0
-1
12.5
-12.5
This is a test

abc'def
abc\def
abc'def
NULL
NULL
0
1
2
5
abc
abcn1
abcn1n2
5
5
NULL
NULL
NULL
select * from t1;
n
12345678901234
-12345678901234
0
-1
12.5
-12.5
This is a test

abc'def
abc\def
abc'def
NULL
NULL
0
1
2
5
abc
abcn1
abcn1n2
5
5
NULL
NULL
NULL
show binlog events from 98;
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
slave-bin.000001	#	Query	1	#	use `test`; create table t1(n char(30))
slave-bin.000001	#	User var	2	#	@`i1`=12345678901234
slave-bin.000001	#	User var	2	#	@`i2`=-12345678901234
slave-bin.000001	#	User var	2	#	@`i3`=0
slave-bin.000001	#	User var	2	#	@`i4`=-1
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@i1), (@i2), (@i3), (@i4)
slave-bin.000001	#	User var	2	#	@`r1`=12.5
slave-bin.000001	#	User var	2	#	@`r2`=-12.5
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@r1), (@r2)
slave-bin.000001	#	User var	2	#	@`s1`=_latin1 0x5468697320697320612074657374 COLLATE latin1_swedish_ci
slave-bin.000001	#	User var	2	#	@`s2`=_latin1 "" COLLATE latin1_swedish_ci
slave-bin.000001	#	User var	2	#	@`s3`=_latin1 0x61626327646566 COLLATE latin1_swedish_ci
slave-bin.000001	#	User var	2	#	@`s4`=_latin1 0x6162635C646566 COLLATE latin1_swedish_ci
slave-bin.000001	#	User var	2	#	@`s5`=_latin1 0x61626327646566 COLLATE latin1_swedish_ci
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@s1), (@s2), (@s3), (@s4), (@s5)
slave-bin.000001	#	User var	2	#	@`n1`=NULL
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@n1)
slave-bin.000001	#	User var	2	#	@`n2`=NULL
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@n2)
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@a:=0), (@a:=@a+1), (@a:=@a+1)
slave-bin.000001	#	User var	2	#	@`a`=2
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@a+(@b:=@a+1))
slave-bin.000001	#	User var	2	#	@`q`=_latin1 0x616263 COLLATE latin1_swedish_ci
slave-bin.000001	#	Query	1	#	use `test`; insert t1 values (@q), (@q:=concat(@q, 'n1')), (@q:=concat(@q, 'n2'))
slave-bin.000001	#	User var	2	#	@`a`=5
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@a),(@a)
slave-bin.000001	#	User var	2	#	@`a`=NULL
slave-bin.000001	#	Query	1	#	use `test`; insert into t1 values (@a),(@a),(@a*5)
drop table t1;
stop slave;