Reuse ctype_common.inc instead of retyping

drop table if exists t1;

SET NAMES big5;

CREATE TABLE t1 (c CHAR(10) CHARACTER SET big5, KEY(c));

SET @test_character_set= 'big5';

SET @test_collation= 'big5_chinese_ci';

SET @safe_character_set_server= @@character_set_server;

SET @safe_collation_server= @@collation_server;

SET character_set_server= @test_character_set;

SET collation_server= @test_collation;

CREATE DATABASE d1;

USE d1;

CREATE TABLE t1 (c CHAR(10), KEY(c));

SHOW FULL COLUMNS FROM t1;

Field	Type	Collation	Null	Key	Default	Extra	Privileges	Comment

c	char(10)	big5_chinese_ci	YES	MUL	NULL		select,insert,update,references	

INSERT INTO t1 VALUES ('aaa'),('aaaa'),('aaaaa');

SELECT * FROM t1 WHERE c LIKE 'aaa%';

c

SELECT c as want3results FROM t1 WHERE c LIKE 'aaa%';

want3results

aaa

aaaa

aaaaa

DROP TABLE t1;

CREATE TABLE t1 (c1 varchar(15), KEY c1 (c1(2)));

SHOW FULL COLUMNS FROM t1;

Field	Type	Collation	Null	Key	Default	Extra	Privileges	Comment

c1	varchar(15)	big5_chinese_ci	YES	MUL	NULL		select,insert,update,references	

INSERT INTO t1 VALUES ('location'),('loberge'),('lotre'),('boabab');

SELECT c1 as want3results from t1 where c1 like 'l%';

want3results

location

loberge

lotre

SELECT c1 as want3results from t1 where c1 like 'lo%';

want3results

location

loberge

lotre

SELECT c1 as want1result  from t1 where c1 like 'loc%';

want1result

location

SELECT c1 as want1result  from t1 where c1 like 'loca%';

want1result

location

SELECT c1 as want1result  from t1 where c1 like 'locat%';

want1result

location

SELECT c1 as want1result  from t1 where c1 like 'locati%';

want1result

location

SELECT c1 as want1result  from t1 where c1 like 'locatio%';

want1result

location

SELECT c1 as want1result  from t1 where c1 like 'location%';

want1result

location

DROP TABLE t1;

DROP DATABASE d1;

USE test;

SET character_set_server= @safe_character_set_server;

SET collation_server= @safe_collation_server;

drop table if exists t1;

--enable_warnings

SET NAMES big5;

#

# Bug 1883: LIKE did not work in some cases with a key.

#

CREATE TABLE t1 (c CHAR(10) CHARACTER SET big5, KEY(c));

INSERT INTO t1 VALUES ('aaa'),('aaaa'),('aaaaa');

SELECT * FROM t1 WHERE c LIKE 'aaa%';

DROP TABLE t1;

SET @test_character_set= 'big5';

SET @test_collation= 'big5_chinese_ci';

-- source include/ctype_common.inc