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drop table if exists t1;
set names latin1;
select hex(weight_string(0x010203));
hex(weight_string(0x010203))
010203
select hex(weight_string('aa' as char(3)));
hex(weight_string('aa' as char(3)))
414120
select hex(weight_string('a' as char(-1)));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1)))' at line 1
select hex(weight_string('a' as char(0)));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '0)))' at line 1
select hex(weight_string('a' as char(1)));
hex(weight_string('a' as char(1)))
41
select hex(weight_string('ab' as char(1)));
hex(weight_string('ab' as char(1)))
41
select hex(weight_string('ab'));
hex(weight_string('ab'))
4142
select hex(weight_string('aa' as binary(3)));
hex(weight_string('aa' as binary(3)))
616100
select hex(weight_string(cast('aa' as binary(3))));
hex(weight_string(cast('aa' as binary(3))))
616100
create table t1 charset latin1 select weight_string('test') as w;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`w` varbinary(8) DEFAULT NULL
) ENGINE=ENGINE DEFAULT CHARSET=latin1
drop table t1;
create table t1 charset latin1 select weight_string(repeat('t',66000)) as w;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`w` longblob
) ENGINE=ENGINE DEFAULT CHARSET=latin1
drop table t1;
select weight_string(NULL);
weight_string(NULL)
NULL
select 1 as weight_string, 2 as reverse;
weight_string reverse
1 2
select coercibility(weight_string('test'));
coercibility(weight_string('test'))
4
select coercibility(weight_string('test' collate latin1_swedish_ci));
coercibility(weight_string('test' collate latin1_swedish_ci))
0
create table t1 (s1 varchar(5)) charset latin1;
insert into t1 values ('a'),(null);
select hex(weight_string(s1)) from t1 order by s1;
hex(weight_string(s1))
NULL
41
drop table t1;
#
# BUG#11898467 - SERVER CRASHES ON SELECT HEX(WEIGHT_STRING(STR AS [CHAR|BINARY](N))) IF N IS BIG
#
SET GLOBAL max_allowed_packet=1024;
Warnings:
Warning 1708 The value of 'max_allowed_packet' should be no less than the value of 'net_buffer_length'
SELECT HEX(WEIGHT_STRING('ab' AS CHAR(1000000)));
HEX(WEIGHT_STRING('ab' AS CHAR(1000000)))
NULL
Warnings:
Warning 1301 Result of weight_string() was larger than max_allowed_packet (1024) - truncated
SELECT HEX(WEIGHT_STRING('ab' AS BINARY(1000000)));
HEX(WEIGHT_STRING('ab' AS BINARY(1000000)))
NULL
Warnings:
Warning 1301 Result of cast_as_binary() was larger than max_allowed_packet (1024) - truncated
SET GLOBAL max_allowed_packet=default;
#
# BUG#21974321: WEIGHT_STRING RESULT IS WRONG IF USED IN A
# VIEW (AS CHAR CLAUSE IS LOST)
#
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=utf16_unicode_ci;
CREATE TABLE t1 (a VARCHAR(10) CHARACTER SET latin2 COLLATE latin2_czech_cs);
INSERT INTO t1 VALUES ('abcd');
INSERT INTO t1 VALUES ('dcba');
CREATE VIEW v1 AS SELECT WEIGHT_STRING(_latin1 'ab') AS b;
CREATE VIEW v5 AS SELECT WEIGHT_STRING(a AS BINARY(2)) AS b FROM t1;
CREATE VIEW v6 AS SELECT WEIGHT_STRING(a AS BINARY(6)) AS b FROM t1;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select weight_string(_latin1'ab') AS `b` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v5;
View Create View character_set_client collation_connection
v5 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v5` AS select weight_string(cast(`t1`.`a` as char(2) charset binary)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v6;
View Create View character_set_client collation_connection
v6 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v6` AS select weight_string(cast(`t1`.`a` as char(6) charset binary)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
DROP VIEW v1;
DROP VIEW v5;
DROP VIEW v6;
DROP TABLE t1;
CREATE TABLE t1 (a VARCHAR(10)) charset latin1;
INSERT INTO t1 VALUES ('abcd');
INSERT INTO t1 VALUES ('dcba');
CREATE VIEW v1 AS SELECT WEIGHT_STRING(_latin1 'ab') AS b;
CREATE VIEW v2 AS SELECT WEIGHT_STRING(a) AS b FROM t1;
CREATE VIEW v3 AS SELECT WEIGHT_STRING(a AS CHAR(2)) AS b FROM t1;
CREATE VIEW v4 AS SELECT WEIGHT_STRING(a AS CHAR(6)) AS b FROM t1;
CREATE VIEW v5 AS SELECT WEIGHT_STRING(a AS BINARY(2)) AS b FROM t1;
CREATE VIEW v6 AS SELECT WEIGHT_STRING(a AS BINARY(6)) AS b FROM t1;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select weight_string(_latin1'ab') AS `b` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v2;
View Create View character_set_client collation_connection
v2 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select weight_string(`t1`.`a`) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v3;
View Create View character_set_client collation_connection
v3 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v3` AS select weight_string(`t1`.`a` as char(2)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v4;
View Create View character_set_client collation_connection
v4 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v4` AS select weight_string(`t1`.`a` as char(6)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v5;
View Create View character_set_client collation_connection
v5 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v5` AS select weight_string(cast(`t1`.`a` as char(2) charset binary)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SHOW CREATE VIEW v6;
View Create View character_set_client collation_connection
v6 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v6` AS select weight_string(cast(`t1`.`a` as char(6) charset binary)) AS `b` from `t1` utf8mb3 utf16_unicode_ci
SELECT HEX(b) FROM v1;
HEX(b)
4142
SELECT HEX(WEIGHT_STRING(_latin1 'ab'));
HEX(WEIGHT_STRING(_latin1 'ab'))
4142
SELECT HEX(b) FROM v2;
HEX(b)
41424344
44434241
SELECT HEX(b) FROM v3;
HEX(b)
4142
4443
SELECT HEX(b) FROM v4;
HEX(b)
414243442020
444342412020
SELECT HEX(b) FROM v5;
HEX(b)
6162
6463
Warnings:
Warning 1292 Truncated incorrect BINARY(2) value: 'abcd'
Warning 1292 Truncated incorrect BINARY(2) value: 'dcba'
SELECT HEX(WEIGHT_STRING(a AS BINARY(2))) FROM t1;
HEX(WEIGHT_STRING(a AS BINARY(2)))
6162
6463
Warnings:
Warning 1292 Truncated incorrect BINARY(2) value: 'abcd'
Warning 1292 Truncated incorrect BINARY(2) value: 'dcba'
SELECT HEX(b) FROM v6;
HEX(b)
616263640000
646362610000
SELECT HEX(WEIGHT_STRING(a AS BINARY(6))) FROM t1;
HEX(WEIGHT_STRING(a AS BINARY(6)))
616263640000
646362610000
DROP VIEW v1;
DROP VIEW v2;
DROP VIEW v3;
DROP VIEW v4;
DROP VIEW v5;
DROP VIEW v6;
DROP TABLE t1;
#
# BUG#27752619: ASSERTION FAILED: SRC WEIGHT_STRING IN
# MY_STRNXFRM_UNICODE_FULL_BIN
#
SELECT HEX(WEIGHT_STRING(JSON_UNQUOTE(JSON_SET('{}','$',''))));
HEX(WEIGHT_STRING(JSON_UNQUOTE(JSON_SET('{}','$',''))))
#
# Bug #30898753: DISTINCT(HEX(WEIGHT_STRING(CH))) CUT RESULT OFF
#
CREATE TABLE t1 ( ch VARCHAR(1) COLLATE latin2_czech_cs );
INSERT INTO t1 VALUES (0x4F);
SELECT DISTINCT HEX(WEIGHT_STRING(ch)) FROM t1;
HEX(WEIGHT_STRING(ch))
140127014D014D00
DROP TABLE t1;
#
# Bug #32744772 REGRESSION: TRIM CRASHES IN STRING::LENGTH
#
SET NAMES DEFAULT;
DO ltrim(weight_string(1));
ERROR HY000: Cannot convert string '\x80\x00\x00\x00\x00\x00...' from binary to utf8mb4
DO rtrim(weight_string(1));
ERROR HY000: Cannot convert string '\x80\x00\x00\x00\x00\x00...' from binary to utf8mb4
SET NAMES latin1;
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