config root man

drop table if exists t1;
CREATE TABLE t1 (id CHAR(12) not null, PRIMARY KEY (id));
insert into t1 values ('000000000001'),('000000000002');
analyze table t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
explain select * from t1 where id=000000000001;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	NULL	index	PRIMARY	PRIMARY	12	NULL	2	50.00	Using where; Using index
Warnings:
Warning	1739	Cannot use ref access on index 'PRIMARY' due to type or collation conversion on field 'id'
Warning	1739	Cannot use range access on index 'PRIMARY' due to type or collation conversion on field 'id'
Note	1003	/* select#1 */ select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`id` = 1)
select * from t1 where id=000000000001;
id
000000000001
delete from t1 where id=000000000002;
select * from t1;
id
000000000001
drop table t1;
SELECT 'a' = 'a ';
'a' = 'a '
1
SELECT 'a\0' < 'a';
'a\0' < 'a'
1
SELECT 'a\0' < 'a ';
'a\0' < 'a '
1
SELECT 'a\t' < 'a';
'a\t' < 'a'
1
SELECT 'a\t' < 'a ';
'a\t' < 'a '
1
CREATE TABLE t1 (a char(10) not null);
INSERT INTO t1 VALUES ('a'),('a\0'),('a\t'),('a ');
SELECT hex(a),STRCMP(a,'a'), STRCMP(a,'a ') FROM t1;
hex(a)	STRCMP(a,'a')	STRCMP(a,'a ')
61	0	0
6100	-1	-1
6109	-1	-1
61	0	0
DROP TABLE t1;
SELECT CHAR(31) = '', '' = CHAR(31);
CHAR(31) = ''	'' = CHAR(31)
0	0
SELECT CHAR(30) = '', '' = CHAR(30);
CHAR(30) = ''	'' = CHAR(30)
0	0
create table t1 (a tinyint(1),b binary(1));
insert into t1 values (0x01,0x01);
select * from t1 where a=b;
a	b
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: '\x01'
select * from t1 where a=b and b=0x01;
a	b
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: '\x01'
drop table if exists t1;
CREATE TABLE  t1 (b int(2) zerofill, c int(2) zerofill);
INSERT INTO t1 (b,c) VALUES (1,2), (1,1), (2,2);
SELECT CONCAT(b,c), CONCAT(b,c) = '0101' FROM t1;
CONCAT(b,c)	CONCAT(b,c) = '0101'
0102	0
0101	1
0202	0
analyze table t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
EXPLAIN EXTENDED SELECT b,c FROM t1 WHERE b = 1 AND CONCAT(b,c) = '0101';
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	NULL	ALL	NULL	NULL	NULL	NULL	x	33.33	Using where
Warnings:
Warning	1681	'EXTENDED' is deprecated and will be removed in a future release.
Note	1003	/* select#1 */ select `test`.`t1`.`b` AS `b`,`test`.`t1`.`c` AS `c` from `test`.`t1` where ((`test`.`t1`.`b` = 1) and (concat('01',`test`.`t1`.`c`) = '0101'))
SELECT b,c FROM t1 WHERE b = 1 AND CONCAT(b,c) = '0101';
b	c
01	01
CREATE TABLE t2 (a int);
INSERT INTO t2 VALUES (1),(2);
SELECT a, 
(SELECT COUNT(*) FROM t1 
WHERE b = t2.a AND CONCAT(b,c) = CONCAT('0',t2.a,'01')) x 
FROM t2 ORDER BY a;
a	x
1	1
2	0
analyze table t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
analyze table t2;
Table	Op	Msg_type	Msg_text
test.t2	analyze	status	OK
EXPLAIN EXTENDED 
SELECT a, 
(SELECT COUNT(*) FROM t1 
WHERE b = t2.a AND CONCAT(b,c) = CONCAT('0',t2.a,'01')) x 
FROM t2 ORDER BY a;
id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t2	NULL	ALL	NULL	NULL	NULL	NULL	x	100.00	Using filesort
2	DEPENDENT SUBQUERY	t1	NULL	ALL	NULL	NULL	NULL	NULL	x	33.33	Using where
Warnings:
Warning	1681	'EXTENDED' is deprecated and will be removed in a future release.
Note	1276	Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1
Note	1276	Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1
Note	1003	/* select#1 */ select `test`.`t2`.`a` AS `a`,(/* select#2 */ select count(0) from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t2`.`a`) and (concat(`test`.`t1`.`b`,`test`.`t1`.`c`) = concat('0',`test`.`t2`.`a`,'01')))) AS `x` from `test`.`t2` order by `test`.`t2`.`a`
DROP TABLE t1,t2;
SET sql_mode = 'NO_ENGINE_SUBSTITUTION';
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
CREATE TABLE t1 (a TIMESTAMP);
INSERT INTO t1 VALUES (NOW()),(NOW()),(NOW());
SELECT * FROM t1 WHERE a > '2008-01-01' AND a = '0000-00-00';
a
DROP TABLE t1;
SET sql_mode = default;
End of 5.0 tests
CREATE TABLE t1(a INT ZEROFILL);
SELECT 1 FROM t1 WHERE t1.a IN (1, t1.a) AND t1.a=2;
1
DROP TABLE t1;
SET NAMES utf8;
CREATE TABLE t1(id INT, plage TIME, plage2 DATETIME) ENGINE=InnoDB CHARSET=utf8;
INSERT INTO t1 VALUES(1,'00:00:00', '2018-04-20 00:00:00');
SELECT (date_format(plage2,'%H:%i:%s')) < plage FROM t1;
(date_format(plage2,'%H:%i:%s')) < plage
0
SELECT plage > (date_format(plage2,'%H:%i:%s')) FROM t1;
plage > (date_format(plage2,'%H:%i:%s'))
0
SELECT (date_format(plage2,'%H:%i:%s')) < plage COLLATE utf8_general_ci FROM t1;
(date_format(plage2,'%H:%i:%s')) < plage COLLATE utf8_general_ci
0
DROP TABLE t1;
SET NAMES default;

Bug #27452148: ASSERTION FAILED: (SLEN % 4) == 0 IN
MY_STRNNCOLLSP_UTF32_BIN

SET NAMES latin1;
CREATE TABLE t1(a CHAR(10) CHARACTER SET utf32 COLLATE utf32_bin);
INSERT INTO t1 VALUES('a'),('b'),('c');
SELECT ROW('1', '1') > ROW(a, '1') FROM t1;
ROW('1', '1') > ROW(a, '1')
0
0
0
SELECT ROW(a, '1') > ROW('1', '1') FROM t1;
ROW(a, '1') > ROW('1', '1')
1
1
1
DROP TABLE t1;
SET NAMES default;