mirror of
https://github.com/MariaDB/server.git
synced 2025-02-02 12:01:42 +01:00
b79170b7fd
Cleanup of multi-table-delete in sql_yacc.yy Changed syntax of MAXIMUM QUERIES PER HOUR to MAX_QUERIES_PER_HOUR to not get too many reserved words. Docs/manual.texi: Updated information about CAST mysql-test/r/bigint.result: New CAST syntax mysql-test/r/create.result: New CAST syntax mysql-test/r/variables.result: Fix after merge with 3.23 mysql-test/t/bigint.test: New CAST syntax mysql-test/t/create.test: New CAST syntax sql/item_create.cc: New CAST syntax sql/item_func.h: New CAST syntax sql/item_timefunc.cc: New CAST syntax sql/item_timefunc.h: New CAST syntax sql/lex.h: Changed syntax to MAX_QUERIES_PER_HOUR to not get too many reserved words. sql/mysql_priv.h: Cleanup multi-delete sql/sql_parse.cc: Cleanup multi-delete sql/sql_yacc.yy: Cleanup multi-delete. New CAST syntax. Removed some restricted words.
46 lines
1.8 KiB
Text
46 lines
1.8 KiB
Text
drop table if exists t1;
|
|
set @`test`=1,@TEST=3,@select=2,@t5=1.23456;
|
|
select @test,@`select`,@TEST,@not_used;
|
|
@test @`select` @TEST @not_used
|
|
1 2 3 NULL
|
|
set @test_int=10,@test_double=1e-10,@test_string="abcdeghi",@test_string2="abcdefghij",@select=NULL;
|
|
select @test_int,@test_double,@test_string,@test_string2,@select;
|
|
@test_int @test_double @test_string @test_string2 @select
|
|
10 1e-10 abcdeghi abcdefghij NULL
|
|
set @test_int="hello",@test_double="hello",@test_string="hello",@test_string2="hello";
|
|
select @test_int,@test_double,@test_string,@test_string2;
|
|
@test_int @test_double @test_string @test_string2
|
|
hello hello hello hello
|
|
set @test_int="hellohello",@test_double="hellohello",@test_string="hellohello",@test_string2="hellohello";
|
|
select @test_int,@test_double,@test_string,@test_string2;
|
|
@test_int @test_double @test_string @test_string2
|
|
hellohello hellohello hellohello hellohello
|
|
set @test_int=null,@test_double=null,@test_string=null,@test_string2=null;
|
|
select @test_int,@test_double,@test_string,@test_string2;
|
|
@test_int @test_double @test_string @test_string2
|
|
NULL NULL NULL NULL
|
|
select @t1:=(@t2:=1)+@t3:=4,@t1,@t2,@t3;
|
|
@t1:=(@t2:=1)+@t3:=4 @t1 @t2 @t3
|
|
5 5 1 4
|
|
select @t5;
|
|
@t5
|
|
1.23456
|
|
CREATE TABLE t1 (c_id INT(4) NOT NULL, c_name CHAR(20), c_country CHAR(3), PRIMARY KEY(c_id));
|
|
INSERT INTO t1 VALUES (1,'Bozo','USA'),(2,'Ronald','USA'),(3,'Kinko','IRE'),(4,'Mr. Floppy','GB');
|
|
SELECT @min_cid:=min(c_id), @max_cid:=max(c_id) from t1;
|
|
@min_cid:=min(c_id) @max_cid:=max(c_id)
|
|
1 4
|
|
SELECT * FROM t1 WHERE c_id=@min_cid OR c_id=@max_cid;
|
|
c_id c_name c_country
|
|
1 Bozo USA
|
|
4 Mr. Floppy GB
|
|
SELECT * FROM t1 WHERE c_id=@min_cid OR c_id=@max_cid OR c_id=666;
|
|
c_id c_name c_country
|
|
1 Bozo USA
|
|
4 Mr. Floppy GB
|
|
ALTER TABLE t1 DROP PRIMARY KEY;
|
|
select * from t1 where c_id=@min_cid OR c_id=@max_cid;
|
|
c_id c_name c_country
|
|
1 Bozo USA
|
|
4 Mr. Floppy GB
|
|
drop table t1;
|