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ctype_gbk.result
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ctype_gbk.result
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drop table if exists t1;
SET @test_character_set= 'gbk';
SET @test_collation= 'gbk_chinese_ci';
SET @safe_character_set_server= @@character_set_server;
SET @safe_collation_server= @@collation_server;
SET @safe_character_set_client= @@character_set_client;
SET @safe_character_set_results= @@character_set_results;
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) gbk_chinese_ci YES MUL NULL
INSERT INTO t1 VALUES ('aaa'),('aaaa'),('aaaaa');
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) gbk_chinese_ci YES MUL NULL
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;
create table t1 (a set('a') not null);
insert ignore into t1 values (),();
Warnings:
Warning 1364 Field 'a' doesn't have a default value
select cast(a as char(1)) from t1;
cast(a as char(1))
select a sounds like a from t1;
a sounds like a
1
1
select 1 from t1 order by cast(a as char(1));
1
1
1
drop table t1;
set names utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
create table t1 (
name varchar(10),
level smallint unsigned);
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`name` varchar(10) DEFAULT NULL,
`level` smallint unsigned DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=gbk
insert into t1 values ('string',1);
select concat(name,space(level)), concat(name, repeat(' ',level)) from t1;
concat(name,space(level)) concat(name, repeat(' ',level))
string string
drop table t1;
DROP DATABASE d1;
USE test;
SET character_set_server= @safe_character_set_server;
SET collation_server= @safe_collation_server;
SET character_set_client= @safe_character_set_client;
SET character_set_results= @safe_character_set_results;
SET NAMES gbk;
SET collation_connection='gbk_chinese_ci';
create table t1 select repeat('a',4000) a;
delete from t1;
insert into t1 values ('a'), ('a '), ('a\t');
select collation(a),hex(a) from t1 order by a;
collation(a) hex(a)
gbk_chinese_ci 6109
gbk_chinese_ci 61
gbk_chinese_ci 6120
drop table t1;
create table t1 engine=innodb select repeat('a',50) as c1;
alter table t1 add index(c1(5));
insert into t1 values ('abcdefg'),('abcde100'),('abcde110'),('abcde111');
select collation(c1) from t1 limit 1;
collation(c1)
gbk_chinese_ci
select c1 from t1 where c1 like 'abcdef%' order by c1;
c1
abcdefg
select c1 from t1 where c1 like 'abcde1%' order by c1;
c1
abcde100
abcde110
abcde111
select c1 from t1 where c1 like 'abcde11%' order by c1;
c1
abcde110
abcde111
select c1 from t1 where c1 like 'abcde111%' order by c1;
c1
abcde111
drop table t1;
select @@collation_connection;
@@collation_connection
gbk_chinese_ci
create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
insert into t1 values('abcdef');
insert into t1 values('_bcdef');
insert into t1 values('a_cdef');
insert into t1 values('ab_def');
insert into t1 values('abc_ef');
insert into t1 values('abcd_f');
insert into t1 values('abcde_');
select c1 as c1u from t1 where c1 like 'ab\_def';
c1u
ab_def
select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
c2h
ab_def
drop table t1;
CREATE TABLE t1 AS
SELECT 10 AS a, REPEAT('a',20) AS b, REPEAT('a',8) AS c, REPEAT('a',8) AS d;
ALTER TABLE t1 ADD PRIMARY KEY(a), ADD KEY(b);
INSERT INTO t1 (a, b) VALUES (1, repeat(0xF1F2,5));
INSERT INTO t1 (a, b) VALUES (2, repeat(0xF1F2,10));
INSERT INTO t1 (a, b) VALUES (3, repeat(0xF1F2,11));
INSERT INTO t1 (a, b) VALUES (4, repeat(0xF1F2,12));
SELECT hex(concat(repeat(0xF1F2, 10), '%'));
hex(concat(repeat(0xF1F2, 10), '%'))
F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F225
3 rows expected
SELECT a, hex(b), c FROM t1 WHERE b LIKE concat(repeat(0xF1F2,10), '%');
a hex(b) c
2 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
3 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
4 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
DROP TABLE t1;
drop table if exists t1;
create table t1 select repeat('a',10) as c1;
delete from t1;
insert into t1 values (0x20),(0x21),(0x22),(0x23),(0x24),(0x25),(0x26),(0x27),(0x28),(0x29),(0x2A),(0x2B),(0x2C),(0x2D),(0x2E),(0x2F);
insert into t1 values (0x30),(0x31),(0x32),(0x33),(0x34),(0x35),(0x36),(0x37),(0x38),(0x39),(0x3A),(0x3B),(0x3C),(0x3D),(0x3E),(0x3F);
insert into t1 values (0x40),(0x41),(0x42),(0x43),(0x44),(0x45),(0x46),(0x47),(0x48),(0x49),(0x4A),(0x4B),(0x4C),(0x4D),(0x4E),(0x4F);
insert into t1 values (0x50),(0x51),(0x52),(0x53),(0x54),(0x55),(0x56),(0x57),(0x58),(0x59),(0x5A),(0x5B),(0x5C),(0x5D),(0x5E),(0x5F);
insert into t1 values (0x60),(0x61),(0x62),(0x63),(0x64),(0x65),(0x66),(0x67),(0x68),(0x69),(0x6A),(0x6B),(0x6C),(0x6D),(0x6E),(0x6F);
insert into t1 values (0x70),(0x71),(0x72),(0x73),(0x74),(0x75),(0x76),(0x77),(0x78),(0x79),(0x7A),(0x7B),(0x7C),(0x7D),(0x7E),(0x7F);
SELECT HEX(cx), cy
FROM (SELECT GROUP_CONCAT(c1 ORDER BY binary c1 SEPARATOR '') AS cx,
GROUP_CONCAT(HEX(c1) ORDER BY BINARY c1) AS cy
FROM t1
GROUP BY c1
) AS dt;
HEX(cx) cy
20 20
21 21
22 22
23 23
24 24
25 25
26 26
27 27
28 28
29 29
2A 2A
2B 2B
2C 2C
2D 2D
2E 2E
2F 2F
30 30
31 31
32 32
33 33
34 34
35 35
36 36
37 37
38 38
39 39
3A 3A
3B 3B
3C 3C
3D 3D
3E 3E
3F 3F
40 40
4161 41,61
4262 42,62
4363 43,63
4464 44,64
4565 45,65
4666 46,66
4767 47,67
4868 48,68
4969 49,69
4A6A 4A,6A
4B6B 4B,6B
4C6C 4C,6C
4D6D 4D,6D
4E6E 4E,6E
4F6F 4F,6F
5070 50,70
5171 51,71
5272 52,72
5373 53,73
5474 54,74
5575 55,75
5676 56,76
5777 57,77
5878 58,78
59797E 59,79,7E
5A7A 5A,7A
5D 5D
5B 5B
5C 5C
5E 5E
5F 5F
60 60
7B 7B
7C 7C
7D 7D
7F 7F
Warnings:
Warning 1287 'BINARY expr' is deprecated and will be removed in a future release. Please use CAST instead
Warning 1287 'BINARY expr' is deprecated and will be removed in a future release. Please use CAST instead
drop table t1;
SET collation_connection='gbk_bin';
create table t1 select repeat('a',4000) a;
delete from t1;
insert into t1 values ('a'), ('a '), ('a\t');
select collation(a),hex(a) from t1 order by a;
collation(a) hex(a)
gbk_bin 6109
gbk_bin 61
gbk_bin 6120
drop table t1;
create table t1 engine=innodb select repeat('a',50) as c1;
alter table t1 add index(c1(5));
insert into t1 values ('abcdefg'),('abcde100'),('abcde110'),('abcde111');
select collation(c1) from t1 limit 1;
collation(c1)
gbk_bin
select c1 from t1 where c1 like 'abcdef%' order by c1;
c1
abcdefg
select c1 from t1 where c1 like 'abcde1%' order by c1;
c1
abcde100
abcde110
abcde111
select c1 from t1 where c1 like 'abcde11%' order by c1;
c1
abcde110
abcde111
select c1 from t1 where c1 like 'abcde111%' order by c1;
c1
abcde111
drop table t1;
select @@collation_connection;
@@collation_connection
gbk_bin
create table t1 ROW_FORMAT=DYNAMIC select repeat('a',50) as c1 ;
insert into t1 values('abcdef');
insert into t1 values('_bcdef');
insert into t1 values('a_cdef');
insert into t1 values('ab_def');
insert into t1 values('abc_ef');
insert into t1 values('abcd_f');
insert into t1 values('abcde_');
select c1 as c1u from t1 where c1 like 'ab\_def';
c1u
ab_def
select c1 as c2h from t1 where c1 like 'ab#_def' escape '#';
c2h
ab_def
drop table t1;
CREATE TABLE t1 AS
SELECT 10 AS a, REPEAT('a',20) AS b, REPEAT('a',8) AS c, REPEAT('a',8) AS d;
ALTER TABLE t1 ADD PRIMARY KEY(a), ADD KEY(b);
INSERT INTO t1 (a, b) VALUES (1, repeat(0xF1F2,5));
INSERT INTO t1 (a, b) VALUES (2, repeat(0xF1F2,10));
INSERT INTO t1 (a, b) VALUES (3, repeat(0xF1F2,11));
INSERT INTO t1 (a, b) VALUES (4, repeat(0xF1F2,12));
SELECT hex(concat(repeat(0xF1F2, 10), '%'));
hex(concat(repeat(0xF1F2, 10), '%'))
F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F225
3 rows expected
SELECT a, hex(b), c FROM t1 WHERE b LIKE concat(repeat(0xF1F2,10), '%');
a hex(b) c
2 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
3 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
4 F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2F1F2 NULL
DROP TABLE t1;
SET NAMES gbk;
CREATE TABLE t1 (a text) character set gbk;
INSERT INTO t1 VALUES (0xA3A0),(0xA1A1);
SELECT hex(a) FROM t1 ORDER BY a;
hex(a)
A1A1
A3A0
DROP TABLE t1;
select hex(convert(_gbk 0xA14041 using ucs2));
hex(convert(_gbk 0xA14041 using ucs2))
003F0041
Warnings:
Warning 1287 'ucs2' is deprecated and will be removed in a future release. Please use utf8mb4 instead
create table t1 (c1 text not null, c2 text not null) character set gbk;
alter table t1 change c1 c1 mediumtext character set gbk not null;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` mediumtext CHARACTER SET gbk COLLATE gbk_chinese_ci NOT NULL,
`c2` text NOT NULL
) ENGINE=default_engine DEFAULT CHARSET=gbk
drop table t1;
CREATE TABLE t1(a MEDIUMTEXT CHARACTER SET gbk,
b MEDIUMTEXT CHARACTER SET big5);
INSERT INTO t1 VALUES
(REPEAT(0x1125,200000), REPEAT(0x1125,200000)), ('', ''), ('', '');
SELECT a FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
SELECT b FROM t1 GROUP BY 1 LIMIT 1 INTO @nullll;
DROP TABLES t1;
End of 5.0 tests
#
# Start of 5.5 tests
#
#
# Testing WL#4583 Case conversion in Asian character sets
#
SET NAMES utf8;
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SET collation_connection=gbk_chinese_ci;
CREATE TABLE t1 (b VARCHAR(2));
INSERT INTO t1 VALUES ('0'),('1'),('2'),('3'),('4'),('5'),('6'),('7');
INSERT INTO t1 VALUES ('8'),('9'),('A'),('B'),('C'),('D'),('E'),('F');
CREATE TEMPORARY TABLE head AS SELECT concat(b1.b, b2.b) AS head FROM t1 b1, t1 b2;
CREATE TEMPORARY TABLE tail AS SELECT concat(b1.b, b2.b) AS tail FROM t1 b1, t1 b2;
DROP TABLE t1;
CREATE TABLE t1 AS
SELECT concat(head, tail) AS code, ' ' AS a
FROM head, tail
WHERE (head BETWEEN '80' AND 'FF') AND (tail BETWEEN '20' AND 'FF')
ORDER BY head, tail;
DROP TEMPORARY TABLE head, tail;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`code` varchar(8) DEFAULT NULL,
`a` varchar(1) CHARACTER SET gbk NOT NULL DEFAULT ''
) ENGINE=default_engine DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
SET @@session.max_error_count = 64;
UPDATE IGNORE t1 SET a=unhex(code) ORDER BY code;
Warnings:
Warning 1366 Incorrect string value: '\x80 ' for column 'a' at row 1
Warning 1366 Incorrect string value: '\x80!' for column 'a' at row 2
Warning 1366 Incorrect string value: '\x80"' for column 'a' at row 3
Warning 1366 Incorrect string value: '\x80#' for column 'a' at row 4
Warning 1366 Incorrect string value: '\x80$' for column 'a' at row 5
Warning 1366 Incorrect string value: '\x80%' for column 'a' at row 6
Warning 1366 Incorrect string value: '\x80&' for column 'a' at row 7
Warning 1366 Incorrect string value: '\x80'' for column 'a' at row 8
Warning 1366 Incorrect string value: '\x80(' for column 'a' at row 9
Warning 1366 Incorrect string value: '\x80)' for column 'a' at row 10
Warning 1366 Incorrect string value: '\x80*' for column 'a' at row 11
Warning 1366 Incorrect string value: '\x80+' for column 'a' at row 12
Warning 1366 Incorrect string value: '\x80,' for column 'a' at row 13
Warning 1366 Incorrect string value: '\x80-' for column 'a' at row 14
Warning 1366 Incorrect string value: '\x80.' for column 'a' at row 15
Warning 1366 Incorrect string value: '\x80/' for column 'a' at row 16
Warning 1366 Incorrect string value: '\x800' for column 'a' at row 17
Warning 1366 Incorrect string value: '\x801' for column 'a' at row 18
Warning 1366 Incorrect string value: '\x802' for column 'a' at row 19
Warning 1366 Incorrect string value: '\x803' for column 'a' at row 20
Warning 1366 Incorrect string value: '\x804' for column 'a' at row 21
Warning 1366 Incorrect string value: '\x805' for column 'a' at row 22
Warning 1366 Incorrect string value: '\x806' for column 'a' at row 23
Warning 1366 Incorrect string value: '\x807' for column 'a' at row 24
Warning 1366 Incorrect string value: '\x808' for column 'a' at row 25
Warning 1366 Incorrect string value: '\x809' for column 'a' at row 26
Warning 1366 Incorrect string value: '\x80:' for column 'a' at row 27
Warning 1366 Incorrect string value: '\x80;' for column 'a' at row 28
Warning 1366 Incorrect string value: '\x80<' for column 'a' at row 29
Warning 1366 Incorrect string value: '\x80=' for column 'a' at row 30
Warning 1366 Incorrect string value: '\x80>' for column 'a' at row 31
Warning 1366 Incorrect string value: '\x80?' for column 'a' at row 32
Warning 1366 Incorrect string value: '\x80@' for column 'a' at row 33
Warning 1366 Incorrect string value: '\x80A' for column 'a' at row 34
Warning 1366 Incorrect string value: '\x80B' for column 'a' at row 35
Warning 1366 Incorrect string value: '\x80C' for column 'a' at row 36
Warning 1366 Incorrect string value: '\x80D' for column 'a' at row 37
Warning 1366 Incorrect string value: '\x80E' for column 'a' at row 38
Warning 1366 Incorrect string value: '\x80F' for column 'a' at row 39
Warning 1366 Incorrect string value: '\x80G' for column 'a' at row 40
Warning 1366 Incorrect string value: '\x80H' for column 'a' at row 41
Warning 1366 Incorrect string value: '\x80I' for column 'a' at row 42
Warning 1366 Incorrect string value: '\x80J' for column 'a' at row 43
Warning 1366 Incorrect string value: '\x80K' for column 'a' at row 44
Warning 1366 Incorrect string value: '\x80L' for column 'a' at row 45
Warning 1366 Incorrect string value: '\x80M' for column 'a' at row 46
Warning 1366 Incorrect string value: '\x80N' for column 'a' at row 47
Warning 1366 Incorrect string value: '\x80O' for column 'a' at row 48
Warning 1366 Incorrect string value: '\x80P' for column 'a' at row 49
Warning 1366 Incorrect string value: '\x80Q' for column 'a' at row 50
Warning 1366 Incorrect string value: '\x80R' for column 'a' at row 51
Warning 1366 Incorrect string value: '\x80S' for column 'a' at row 52
Warning 1366 Incorrect string value: '\x80T' for column 'a' at row 53
Warning 1366 Incorrect string value: '\x80U' for column 'a' at row 54
Warning 1366 Incorrect string value: '\x80V' for column 'a' at row 55
Warning 1366 Incorrect string value: '\x80W' for column 'a' at row 56
Warning 1366 Incorrect string value: '\x80X' for column 'a' at row 57
Warning 1366 Incorrect string value: '\x80Y' for column 'a' at row 58
Warning 1366 Incorrect string value: '\x80Z' for column 'a' at row 59
Warning 1366 Incorrect string value: '\x80[' for column 'a' at row 60
Warning 1366 Incorrect string value: '\x80\' for column 'a' at row 61
Warning 1366 Incorrect string value: '\x80]' for column 'a' at row 62
Warning 1366 Incorrect string value: '\x80^' for column 'a' at row 63
Warning 1366 Incorrect string value: '\x80_' for column 'a' at row 64
SET @@session.max_error_count = DEFAULT;
SELECT COUNT(*) FROM t1 WHERE a<>'';
COUNT(*)
23940
SELECT code, hex(upper(a)), hex(lower(a)),a, upper(a), lower(a) FROM t1 WHERE hex(a)<>hex(upper(a)) OR hex(a)<>hex(lower(a));
code hex(upper(a)) hex(lower(a)) a upper(a) lower(a)
A2A1 A2F1 A2A1 ⅰ Ⅰ ⅰ
A2A2 A2F2 A2A2 ⅱ Ⅱ ⅱ
A2A3 A2F3 A2A3 ⅲ Ⅲ ⅲ
A2A4 A2F4 A2A4 ⅳ Ⅳ ⅳ
A2A5 A2F5 A2A5 ⅴ Ⅴ ⅴ
A2A6 A2F6 A2A6 ⅵ Ⅵ ⅵ
A2A7 A2F7 A2A7 ⅶ Ⅶ ⅶ
A2A8 A2F8 A2A8 ⅷ Ⅷ ⅷ
A2A9 A2F9 A2A9 ⅸ Ⅸ ⅸ
A2AA A2FA A2AA ⅹ Ⅹ ⅹ
A2F1 A2F1 A2A1 Ⅰ Ⅰ ⅰ
A2F2 A2F2 A2A2 Ⅱ Ⅱ ⅱ
A2F3 A2F3 A2A3 Ⅲ Ⅲ ⅲ
A2F4 A2F4 A2A4 Ⅳ Ⅳ ⅳ
A2F5 A2F5 A2A5 Ⅴ Ⅴ ⅴ
A2F6 A2F6 A2A6 Ⅵ Ⅵ ⅵ
A2F7 A2F7 A2A7 Ⅶ Ⅶ ⅶ
A2F8 A2F8 A2A8 Ⅷ Ⅷ ⅷ
A2F9 A2F9 A2A9 Ⅸ Ⅸ ⅸ
A2FA A2FA A2AA Ⅹ Ⅹ ⅹ
A3C1 A3C1 A3E1 Ａ Ａ ａ
A3C2 A3C2 A3E2 Ｂ Ｂ ｂ
A3C3 A3C3 A3E3 Ｃ Ｃ ｃ
A3C4 A3C4 A3E4 Ｄ Ｄ ｄ
A3C5 A3C5 A3E5 Ｅ Ｅ ｅ
A3C6 A3C6 A3E6 Ｆ Ｆ ｆ
A3C7 A3C7 A3E7 Ｇ Ｇ ｇ
A3C8 A3C8 A3E8 Ｈ Ｈ ｈ
A3C9 A3C9 A3E9 Ｉ Ｉ ｉ
A3CA A3CA A3EA Ｊ Ｊ ｊ
A3CB A3CB A3EB Ｋ Ｋ ｋ
A3CC A3CC A3EC Ｌ Ｌ ｌ
A3CD A3CD A3ED Ｍ Ｍ ｍ
A3CE A3CE A3EE Ｎ Ｎ ｎ
A3CF A3CF A3EF Ｏ Ｏ ｏ
A3D0 A3D0 A3F0 Ｐ Ｐ ｐ
A3D1 A3D1 A3F1 Ｑ Ｑ ｑ
A3D2 A3D2 A3F2 Ｒ Ｒ ｒ
A3D3 A3D3 A3F3 Ｓ Ｓ ｓ
A3D4 A3D4 A3F4 Ｔ Ｔ ｔ
A3D5 A3D5 A3F5 Ｕ Ｕ ｕ
A3D6 A3D6 A3F6 Ｖ Ｖ ｖ
A3D7 A3D7 A3F7 Ｗ Ｗ ｗ
A3D8 A3D8 A3F8 Ｘ Ｘ ｘ
A3D9 A3D9 A3F9 Ｙ Ｙ ｙ
A3DA A3DA A3FA Ｚ Ｚ ｚ
A3E1 A3C1 A3E1 ａ Ａ ａ
A3E2 A3C2 A3E2 ｂ Ｂ ｂ
A3E3 A3C3 A3E3 ｃ Ｃ ｃ
A3E4 A3C4 A3E4 ｄ Ｄ ｄ
A3E5 A3C5 A3E5 ｅ Ｅ ｅ
A3E6 A3C6 A3E6 ｆ Ｆ ｆ
A3E7 A3C7 A3E7 ｇ Ｇ ｇ
A3E8 A3C8 A3E8 ｈ Ｈ ｈ
A3E9 A3C9 A3E9 ｉ Ｉ ｉ
A3EA A3CA A3EA ｊ Ｊ ｊ
A3EB A3CB A3EB ｋ Ｋ ｋ
A3EC A3CC A3EC ｌ Ｌ ｌ
A3ED A3CD A3ED ｍ Ｍ ｍ
A3EE A3CE A3EE ｎ Ｎ ｎ
A3EF A3CF A3EF ｏ Ｏ ｏ
A3F0 A3D0 A3F0 ｐ Ｐ ｐ
A3F1 A3D1 A3F1 ｑ Ｑ ｑ
A3F2 A3D2 A3F2 ｒ Ｒ ｒ
A3F3 A3D3 A3F3 ｓ Ｓ ｓ
A3F4 A3D4 A3F4 ｔ Ｔ ｔ
A3F5 A3D5 A3F5 ｕ Ｕ ｕ
A3F6 A3D6 A3F6 ｖ Ｖ ｖ
A3F7 A3D7 A3F7 ｗ Ｗ ｗ
A3F8 A3D8 A3F8 ｘ Ｘ ｘ
A3F9 A3D9 A3F9 ｙ Ｙ ｙ
A3FA A3DA A3FA ｚ Ｚ ｚ
A6A1 A6A1 A6C1 Α Α α
A6A2 A6A2 A6C2 Β Β β
A6A3 A6A3 A6C3 Γ Γ γ
A6A4 A6A4 A6C4 Δ Δ δ
A6A5 A6A5 A6C5 Ε Ε ε
A6A6 A6A6 A6C6 Ζ Ζ ζ
A6A7 A6A7 A6C7 Η Η η
A6A8 A6A8 A6C8 Θ Θ θ
A6A9 A6A9 A6C9 Ι Ι ι
A6AA A6AA A6CA Κ Κ κ
A6AB A6AB A6CB Λ Λ λ
A6AC A6AC A6CC Μ Μ μ
A6AD A6AD A6CD Ν Ν ν
A6AE A6AE A6CE Ξ Ξ ξ
A6AF A6AF A6CF Ο Ο ο
A6B0 A6B0 A6D0 Π Π π
A6B1 A6B1 A6D1 Ρ Ρ ρ
A6B2 A6B2 A6D2 Σ Σ σ
A6B3 A6B3 A6D3 Τ Τ τ
A6B4 A6B4 A6D4 Υ Υ υ
A6B5 A6B5 A6D5 Φ Φ φ
A6B6 A6B6 A6D6 Χ Χ χ
A6B7 A6B7 A6D7 Ψ Ψ ψ
A6B8 A6B8 A6D8 Ω Ω ω
A6C1 A6A1 A6C1 α Α α
A6C2 A6A2 A6C2 β Β β
A6C3 A6A3 A6C3 γ Γ γ
A6C4 A6A4 A6C4 δ Δ δ
A6C5 A6A5 A6C5 ε Ε ε
A6C6 A6A6 A6C6 ζ Ζ ζ
A6C7 A6A7 A6C7 η Η η
A6C8 A6A8 A6C8 θ Θ θ
A6C9 A6A9 A6C9 ι Ι ι
A6CA A6AA A6CA κ Κ κ
A6CB A6AB A6CB λ Λ λ
A6CC A6AC A6CC μ Μ μ
A6CD A6AD A6CD ν Ν ν
A6CE A6AE A6CE ξ Ξ ξ
A6CF A6AF A6CF ο Ο ο
A6D0 A6B0 A6D0 π Π π
A6D1 A6B1 A6D1 ρ Ρ ρ
A6D2 A6B2 A6D2 σ Σ σ
A6D3 A6B3 A6D3 τ Τ τ
A6D4 A6B4 A6D4 υ Υ υ
A6D5 A6B5 A6D5 φ Φ φ
A6D6 A6B6 A6D6 χ Χ χ
A6D7 A6B7 A6D7 ψ Ψ ψ
A6D8 A6B8 A6D8 ω Ω ω
A7A1 A7A1 A7D1 А А а
A7A2 A7A2 A7D2 Б Б б
A7A3 A7A3 A7D3 В В в
A7A4 A7A4 A7D4 Г Г г
A7A5 A7A5 A7D5 Д Д д
A7A6 A7A6 A7D6 Е Е е
A7A7 A7A7 A7D7 Ё Ё ё
A7A8 A7A8 A7D8 Ж Ж ж
A7A9 A7A9 A7D9 З З з
A7AA A7AA A7DA И И и
A7AB A7AB A7DB Й Й й
A7AC A7AC A7DC К К к
A7AD A7AD A7DD Л Л л
A7AE A7AE A7DE М М м
A7AF A7AF A7DF Н Н н
A7B0 A7B0 A7E0 О О о
A7B1 A7B1 A7E1 П П п
A7B2 A7B2 A7E2 Р Р р
A7B3 A7B3 A7E3 С С с
A7B4 A7B4 A7E4 Т Т т
A7B5 A7B5 A7E5 У У у
A7B6 A7B6 A7E6 Ф Ф ф
A7B7 A7B7 A7E7 Х Х х
A7B8 A7B8 A7E8 Ц Ц ц
A7B9 A7B9 A7E9 Ч Ч ч
A7BA A7BA A7EA Ш Ш ш
A7BB A7BB A7EB Щ Щ щ
A7BC A7BC A7EC Ъ Ъ ъ
A7BD A7BD A7ED Ы Ы ы
A7BE A7BE A7EE Ь Ь ь
A7BF A7BF A7EF Э Э э
A7C0 A7C0 A7F0 Ю Ю ю
A7C1 A7C1 A7F1 Я Я я
A7D1 A7A1 A7D1 а А а
A7D2 A7A2 A7D2 б Б б
A7D3 A7A3 A7D3 в В в
A7D4 A7A4 A7D4 г Г г
A7D5 A7A5 A7D5 д Д д
A7D6 A7A6 A7D6 е Е е
A7D7 A7A7 A7D7 ё Ё ё
A7D8 A7A8 A7D8 ж Ж ж
A7D9 A7A9 A7D9 з З з
A7DA A7AA A7DA и И и
A7DB A7AB A7DB й Й й
A7DC A7AC A7DC к К к
A7DD A7AD A7DD л Л л
A7DE A7AE A7DE м М м
A7DF A7AF A7DF н Н н
A7E0 A7B0 A7E0 о О о
A7E1 A7B1 A7E1 п П п
A7E2 A7B2 A7E2 р Р р
A7E3 A7B3 A7E3 с С с
A7E4 A7B4 A7E4 т Т т
A7E5 A7B5 A7E5 у У у
A7E6 A7B6 A7E6 ф Ф ф
A7E7 A7B7 A7E7 х Х х
A7E8 A7B8 A7E8 ц Ц ц
A7E9 A7B9 A7E9 ч Ч ч
A7EA A7BA A7EA ш Ш ш
A7EB A7BB A7EB щ Щ щ
A7EC A7BC A7EC ъ Ъ ъ
A7ED A7BD A7ED ы Ы ы
A7EE A7BE A7EE ь Ь ь
A7EF A7BF A7EF э Э э
A7F0 A7C0 A7F0 ю Ю ю
A7F1 A7C1 A7F1 я Я я
SELECT * FROM t1
WHERE HEX(CAST(LOWER(a) AS CHAR CHARACTER SET utf8)) <>
HEX(LOWER(CAST(a AS CHAR CHARACTER SET utf8))) ORDER BY code;
code a
A2FB Ⅺ
A2FC Ⅻ
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
SELECT * FROM t1
WHERE HEX(CAST(UPPER(a) AS CHAR CHARACTER SET utf8)) <>
HEX(UPPER(CAST(a AS CHAR CHARACTER SET utf8))) ORDER BY code;
code a
A8A1 ā
A8A2 á
A8A3 ǎ
A8A4 à
A8A5 ē
A8A6 é
A8A7 ě
A8A8 è
A8A9 ī
A8AA í
A8AB ǐ
A8AC ì
A8AD ō
A8AE ó
A8AF ǒ
A8B0 ò
A8B1 ū
A8B2 ú
A8B3 ǔ
A8B4 ù
A8B5 ǖ
A8B6 ǘ
A8B7 ǚ
A8B8 ǜ
A8B9 ü
A8BA ê
A8BD ń
A8BE ň
Warnings:
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
Warning 3719 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.
DROP TABLE t1;
#
# End of 5.5 tests
#
#
# Start of 5.6 tests
#
#
# WL#3664 WEIGHT_STRING
#
set names gbk;
select @@collation_connection;
@@collation_connection
gbk_chinese_ci
select hex(weight_string('a'));
hex(weight_string('a'))
41
select hex(weight_string('A'));
hex(weight_string('A'))
41
select hex(weight_string('abc'));
hex(weight_string('abc'))
414243
select hex(weight_string('abc' as char(2)));
hex(weight_string('abc' as char(2)))
4142
select hex(weight_string('abc' as char(3)));
hex(weight_string('abc' as char(3)))
414243
select hex(weight_string('abc' as char(5)));
hex(weight_string('abc' as char(5)))
4142432020
select hex(weight_string('abc', 1, 2, 0xC0));
hex(weight_string('abc', 1, 2, 0xC0))
41
select hex(weight_string('abc', 2, 2, 0xC0));
hex(weight_string('abc', 2, 2, 0xC0))
4142
select hex(weight_string('abc', 3, 2, 0xC0));
hex(weight_string('abc', 3, 2, 0xC0))
414220
select hex(weight_string('abc', 4, 2, 0xC0));
hex(weight_string('abc', 4, 2, 0xC0))
41422020
select hex(weight_string('abc', 5, 2, 0xC0));
hex(weight_string('abc', 5, 2, 0xC0))
4142202020
select hex(weight_string('abc',25, 2, 0xC0));
hex(weight_string('abc',25, 2, 0xC0))
41422020202020202020202020202020202020202020202020
select hex(weight_string('abc', 1, 3, 0xC0));
hex(weight_string('abc', 1, 3, 0xC0))
41
select hex(weight_string('abc', 2, 3, 0xC0));
hex(weight_string('abc', 2, 3, 0xC0))
4142
select hex(weight_string('abc', 3, 3, 0xC0));
hex(weight_string('abc', 3, 3, 0xC0))
414243
select hex(weight_string('abc', 4, 3, 0xC0));
hex(weight_string('abc', 4, 3, 0xC0))
41424320
select hex(weight_string('abc', 5, 3, 0xC0));
hex(weight_string('abc', 5, 3, 0xC0))
4142432020
select hex(weight_string('abc',25, 3, 0xC0));
hex(weight_string('abc',25, 3, 0xC0))
41424320202020202020202020202020202020202020202020
select hex(weight_string('abc', 1, 4, 0xC0));
hex(weight_string('abc', 1, 4, 0xC0))
41
select hex(weight_string('abc', 2, 4, 0xC0));
hex(weight_string('abc', 2, 4, 0xC0))
4142
select hex(weight_string('abc', 3, 4, 0xC0));
hex(weight_string('abc', 3, 4, 0xC0))
414243
select hex(weight_string('abc', 4, 4, 0xC0));
hex(weight_string('abc', 4, 4, 0xC0))
41424320
select hex(weight_string('abc', 5, 4, 0xC0));
hex(weight_string('abc', 5, 4, 0xC0))
4142432020
select hex(weight_string('abc',25, 4, 0xC0));
hex(weight_string('abc',25, 4, 0xC0))
41424320202020202020202020202020202020202020202020
select collation(cast(0xA1A1 as char));
collation(cast(0xA1A1 as char))
gbk_chinese_ci
select hex(weight_string(cast(0x6141 as char)));
hex(weight_string(cast(0x6141 as char)))
4141
select hex(weight_string(cast(0xA1A1 as char)));
hex(weight_string(cast(0xA1A1 as char)))
810B
select hex(weight_string(cast(0xA1A1 as char) as char(1)));
hex(weight_string(cast(0xA1A1 as char) as char(1)))
810B
select hex(weight_string(cast(0xA1A1A1A1 as char) as char(1)));
hex(weight_string(cast(0xA1A1A1A1 as char) as char(1)))
810B
select hex(weight_string(cast(0xA1A1 as char) as char(3)));
hex(weight_string(cast(0xA1A1 as char) as char(3)))
810B2020
select hex(weight_string(cast(0xA1A1A1A1 as char) as char(3)));
hex(weight_string(cast(0xA1A1A1A1 as char) as char(3)))
810B810B20
select hex(weight_string(cast(0x40A1A1 as char) as char(3)));
hex(weight_string(cast(0x40A1A1 as char) as char(3)))
40810B20
select hex(weight_string(cast(0x40A1A1A1A1 as char) as char(3)));
hex(weight_string(cast(0x40A1A1A1A1 as char) as char(3)))
40810B810B
select hex(weight_string(cast(0x40A1A1A1A1A1A1 as char) as char(3)));
hex(weight_string(cast(0x40A1A1A1A1A1A1 as char) as char(3)))
40810B810B
select hex(weight_string(cast(0x4040A1A1A1A1A1A1 as char) as char(3)));
hex(weight_string(cast(0x4040A1A1A1A1A1A1 as char) as char(3)))
4040810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 2, 0xC0))
81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 2, 0xC0))
810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 2, 0xC0))
810B81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 2, 0xC0))
810B810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 2, 0xC0))
810B810B20
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 2, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 2, 0xC0))
810B810B202020202020202020202020202020202020202020
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 3, 0xC0))
81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 3, 0xC0))
810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 3, 0xC0))
810B81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 3, 0xC0))
810B810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 3, 0xC0))
810B810B81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 3, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 3, 0xC0))
810B810B810B20202020202020202020202020202020202020
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 1, 4, 0xC0))
81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 2, 4, 0xC0))
810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 3, 4, 0xC0))
810B81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 4, 4, 0xC0))
810B810B
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char), 5, 4, 0xC0))
810B810B81
select hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 4, 0xC0));
hex(weight_string(cast(0xA1A1A1A1A1A1 as char),25, 4, 0xC0))
810B810B810B20202020202020202020202020202020202020
select collation(cast(0x8140 as char));
collation(cast(0x8140 as char))
gbk_chinese_ci
select hex(weight_string(cast(0x6141 as char)));
hex(weight_string(cast(0x6141 as char)))
4141
select hex(weight_string(cast(0x8140 as char)));
hex(weight_string(cast(0x8140 as char)))
A2CD
select hex(weight_string(cast(0x8140 as char) as char(1)));
hex(weight_string(cast(0x8140 as char) as char(1)))
A2CD
select hex(weight_string(cast(0x81408140 as char) as char(1)));
hex(weight_string(cast(0x81408140 as char) as char(1)))
A2CD
select hex(weight_string(cast(0x8140 as char) as char(3)));
hex(weight_string(cast(0x8140 as char) as char(3)))
A2CD2020
select hex(weight_string(cast(0x81408140 as char) as char(3)));
hex(weight_string(cast(0x81408140 as char) as char(3)))
A2CDA2CD20
select hex(weight_string(cast(0x408140 as char) as char(3)));
hex(weight_string(cast(0x408140 as char) as char(3)))
40A2CD20
select hex(weight_string(cast(0x4081408140 as char) as char(3)));
hex(weight_string(cast(0x4081408140 as char) as char(3)))
40A2CDA2CD
select hex(weight_string(cast(0x40814081408140 as char) as char(3)));
hex(weight_string(cast(0x40814081408140 as char) as char(3)))
40A2CDA2CD
select hex(weight_string(cast(0x4040814081408140 as char) as char(3)));
hex(weight_string(cast(0x4040814081408140 as char) as char(3)))
4040A2CD
select hex(weight_string(cast(0x814081408140 as char), 1, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 1, 2, 0xC0))
A2
select hex(weight_string(cast(0x814081408140 as char), 2, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 2, 2, 0xC0))
A2CD
select hex(weight_string(cast(0x814081408140 as char), 3, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 3, 2, 0xC0))
A2CDA2
select hex(weight_string(cast(0x814081408140 as char), 4, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 4, 2, 0xC0))
A2CDA2CD
select hex(weight_string(cast(0x814081408140 as char), 5, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 5, 2, 0xC0))
A2CDA2CD20
select hex(weight_string(cast(0x814081408140 as char),25, 2, 0xC0));
hex(weight_string(cast(0x814081408140 as char),25, 2, 0xC0))
A2CDA2CD202020202020202020202020202020202020202020
select hex(weight_string(cast(0x814081408140 as char), 1, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 1, 3, 0xC0))
A2
select hex(weight_string(cast(0x814081408140 as char), 2, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 2, 3, 0xC0))
A2CD
select hex(weight_string(cast(0x814081408140 as char), 3, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 3, 3, 0xC0))
A2CDA2
select hex(weight_string(cast(0x814081408140 as char), 4, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 4, 3, 0xC0))
A2CDA2CD
select hex(weight_string(cast(0x814081408140 as char), 5, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 5, 3, 0xC0))
A2CDA2CDA2
select hex(weight_string(cast(0x814081408140 as char),25, 3, 0xC0));
hex(weight_string(cast(0x814081408140 as char),25, 3, 0xC0))
A2CDA2CDA2CD20202020202020202020202020202020202020
select hex(weight_string(cast(0x814081408140 as char), 1, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 1, 4, 0xC0))
A2
select hex(weight_string(cast(0x814081408140 as char), 2, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 2, 4, 0xC0))
A2CD
select hex(weight_string(cast(0x814081408140 as char), 3, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 3, 4, 0xC0))
A2CDA2
select hex(weight_string(cast(0x814081408140 as char), 4, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 4, 4, 0xC0))
A2CDA2CD
select hex(weight_string(cast(0x814081408140 as char), 5, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char), 5, 4, 0xC0))
A2CDA2CDA2
select hex(weight_string(cast(0x814081408140 as char),25, 4, 0xC0));
hex(weight_string(cast(0x814081408140 as char),25, 4, 0xC0))
A2CDA2CDA2CD20202020202020202020202020202020202020
select collation(cast(0xA1A1 as char));
collation(cast(0xA1A1 as char))
gbk_chinese_ci
select hex(weight_string(cast(0x6141 as char)));
hex(weight_string(cast(0x6141 as char)))
4141
select hex(weight_string(cast(0x8EA1 as char)));
hex(weight_string(cast(0x8EA1 as char)))
8E08
select hex(weight_string(cast(0x8EA1 as char) as char(1)));
hex(weight_string(cast(0x8EA1 as char) as char(1)))
8E08
select hex(weight_string(cast(0x8EA18EA1 as char) as char(1)));
hex(weight_string(cast(0x8EA18EA1 as char) as char(1)))
8E08
select hex(weight_string(cast(0x8EA1 as char) as char(3)));
hex(weight_string(cast(0x8EA1 as char) as char(3)))
8E082020
select hex(weight_string(cast(0x8EA18EA1 as char) as char(3)));
hex(weight_string(cast(0x8EA18EA1 as char) as char(3)))
8E088E0820
select hex(weight_string(cast(0x408EA1 as char) as char(3)));
hex(weight_string(cast(0x408EA1 as char) as char(3)))
408E0820
select hex(weight_string(cast(0x408EA18EA1 as char) as char(3)));
hex(weight_string(cast(0x408EA18EA1 as char) as char(3)))
408E088E08
select hex(weight_string(cast(0x408EA18EA18EA1 as char) as char(3)));
hex(weight_string(cast(0x408EA18EA18EA1 as char) as char(3)))
408E088E08
select hex(weight_string(cast(0x40408EA18EA18EA1 as char) as char(3)));
hex(weight_string(cast(0x40408EA18EA18EA1 as char) as char(3)))
40408E08
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 1, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 1, 2, 0xC0))
8E
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 2, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 2, 2, 0xC0))
8E08
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 3, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 3, 2, 0xC0))
8E088E
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 4, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 4, 2, 0xC0))
8E088E08
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 5, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 5, 2, 0xC0))
8E088E0820
select hex(weight_string(cast(0x8EA18EA18EA1 as char),25, 2, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char),25, 2, 0xC0))
8E088E08202020202020202020202020202020202020202020
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 1, 3, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 1, 3, 0xC0))
8E
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 2, 3, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 2, 3, 0xC0))
8E08
select hex(weight_string(cast(0x8EA18EA18EA1 as char), 3, 3, 0xC0));
hex(weight_string(cast(0x8EA18EA18EA1 as char), 3, 3, 0xC0))