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MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
This commit is contained in:
Alexander Barkov
parent
2029163999
commit
42574427e6
12 changed files with 832 additions and 1 deletions
64
mysql-test/include/equal_fields_propagation_datetime.inc
Normal file
64
mysql-test/include/equal_fields_propagation_datetime.inc
Normal file
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@ -0,0 +1,64 @@
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# Trailing garbage in string literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
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SELECT * FROM t1 WHERE LENGTH(a) != 20;
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
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DROP TABLE t1;
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# Leading spaces in string literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
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# This should not propagate
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
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DROP TABLE t1;
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# Trailing fractional digits in temporal literals
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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DROP TABLE t1;
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# Trailing fractional digits in temporal literals, the same precision
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--eval CREATE TABLE t1 (a $TYPE(6));
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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SELECT * FROM t1 WHERE LENGTH(a)=26;
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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DROP TABLE t1;
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# DATETIME/TIMESTAMP column vs TIME literal
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SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
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--eval CREATE TABLE t1 (a $TYPE);
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIME'00:00:00';
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
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DROP TABLE t1;
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@ -513,3 +513,86 @@ DROP TABLE t1;
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#
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# End of 10.1 tests
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#
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#
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# Start of 10.1 tests
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#
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#
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# MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
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#
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CREATE TABLE t1 (a DATE);
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INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-02');
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SELECT * FROM t1 WHERE a='2001-01-01x';
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a
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2001-01-01
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Warnings:
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Warning 1292 Truncated incorrect date value: '2001-01-01x'
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SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031';
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a
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2001-01-02
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SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031' AND a='2001-01-01x';
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a
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Warnings:
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Warning 1292 Truncated incorrect date value: '2001-01-01x'
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031' AND a='2001-01-01x';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
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Warnings:
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Warning 1292 Truncated incorrect date value: '2001-01-01x'
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE HEX(a)!=CONCAT('xx',RAND()) AND a='2001-01-01x';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Warning 1292 Truncated incorrect date value: '2001-01-01x'
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '2001-01-01x') and (<cache>(hex(DATE'2001-01-01')) <> concat('xx',rand())))
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DROP TABLE t1;
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CREATE TABLE t1 (a DATE);
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INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-02');
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SELECT * FROM t1 WHERE LENGTH(a)=11;
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a
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SELECT * FROM t1 WHERE LENGTH(a)=11 AND a=' 2001-01-01';
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a
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=11 AND a=' 2001-01-01';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=11+RAND() AND a=' 2001-01-01';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' 2001-01-01') and (<cache>(length(DATE'2001-01-01')) = (11 + rand())))
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=11+RAND() AND a=' garbage ';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Warning 1292 Incorrect datetime value: ' garbage '
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' garbage ') and (length(`test`.`t1`.`a`) = (11 + rand())))
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DROP TABLE t1;
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CREATE TABLE t1 (a DATE);
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INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-01');
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SELECT * FROM t1 WHERE LENGTH(a)=8;
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a
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SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='20010101';
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a
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='20010101';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=8+RAND() AND a='20010101';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '20010101') and (<cache>(length(DATE'2001-01-01')) = (8 + rand())))
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DROP TABLE t1;
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#
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# End of 10.1 tests
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#
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@ -945,5 +945,145 @@ CAST(CAST(TIMESTAMP'0000-00-00 00:00:00.000001' AS TIME(6)) AS DATETIME(6))
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SET old_mode=DEFAULT;
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SET sql_mode=DEFAULT;
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#
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# MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
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#
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CREATE TABLE t1 (a DATETIME);;
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
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a
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2001-01-01 00:00:00
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Warnings:
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Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
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SELECT * FROM t1 WHERE LENGTH(a) != 20;
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a
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2001-01-01 00:00:00
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2001-01-01 00:00:01
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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a
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2001-01-01 00:00:00
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Warnings:
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Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
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Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = '2001-01-01 00:00:00x')
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '2001-01-01 00:00:00x') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) <> (30 + rand())))
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DROP TABLE t1;
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CREATE TABLE t1 (a DATETIME);;
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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a
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2001-01-01 00:00:00
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2001-01-01 00:00:01
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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a
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2001-01-01 00:00:00
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = ' 2001-01-01 00:00:00')
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' 2001-01-01 00:00:00') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (19 + rand())))
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Warning 1292 Incorrect datetime value: ' garbage '
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' garbage ') and (length(`test`.`t1`.`a`) = (30 + rand())))
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DROP TABLE t1;
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CREATE TABLE t1 (a DATETIME);;
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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a
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2001-01-01 00:00:00
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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a
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2001-01-01 00:00:00
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2001-01-01 00:00:01
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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a
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2001-01-01 00:00:00
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000')
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (30 + rand())))
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DROP TABLE t1;
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CREATE TABLE t1 (a DATETIME(6));;
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
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SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
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a
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2001-01-01 00:00:00.000000
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SELECT * FROM t1 WHERE LENGTH(a)=26;
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a
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2001-01-01 00:00:00.000000
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2001-01-01 00:00:01.000000
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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a
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2001-01-01 00:00:00.000000
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000')
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00.000000')) = (40 + rand())))
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DROP TABLE t1;
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SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
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CREATE TABLE t1 (a DATETIME);;
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INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
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SELECT * FROM t1 WHERE a=TIME'00:00:00';
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a
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2001-01-01 00:00:00
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SELECT * FROM t1 WHERE LENGTH(a)=19;
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a
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2001-01-01 00:00:00
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2001-01-01 00:00:01
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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a
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2001-01-01 00:00:00
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIME'00:00:00')
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EXPLAIN EXTENDED
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SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
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Warnings:
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Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIME'00:00:00') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (40 + rand())))
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DROP TABLE t1;
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#
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# End of 10.1 tests
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#
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@ -393,3 +393,152 @@ SET timestamp=DEFAULT;
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#
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# End of 10.0 tests
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#
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#
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# Start of 10.1 tests
|
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#
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#
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# MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
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#
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# Trailing garbage in string literals
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CREATE TABLE t1 (a TIME);
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INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
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SELECT * FROM t1 WHERE LENGTH(a)=8;
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a
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00:00:00
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00:00:01
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SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00x';
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a
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00:00:00
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Warnings:
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Warning 1292 Truncated incorrect time value: '00:00:00x'
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Warning 1292 Truncated incorrect time value: '00:00:00x'
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EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00x';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect time value: '00:00:00x'
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = '00:00:00x')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='00:00:00x';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect time value: '00:00:00x'
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '00:00:00x') and (<cache>(length(TIME'00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
# Trailing fractional digits in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
a
|
||||
00:00:00
|
||||
00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00.000000';
|
||||
a
|
||||
00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = '00:00:00.000000')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '00:00:00.000000') and (<cache>(length(TIME'00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
# Trailing fractional digits in temporal literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
a
|
||||
00:00:00
|
||||
00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
a
|
||||
00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIME'00:00:00.000000')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIME'00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIME'00:00:00.000000') and (<cache>(length(TIME'00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
# Trailing fractional digits in temporal literals, same precision
|
||||
CREATE TABLE t1 (a TIME(6));
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
a
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
a
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIME'00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIME'00:00:00.000000') and (<cache>(length(TIME'00:00:00.000000')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
# Leading spaces in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
a
|
||||
00:00:00
|
||||
00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=' 00:00:00';
|
||||
a
|
||||
00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=' 00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = ' 00:00:00')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' 00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' 00:00:00') and (<cache>(length(TIME'00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
# Numeric format in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
a
|
||||
00:00:00
|
||||
00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='000000';
|
||||
a
|
||||
00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = '000000')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '000000') and (<cache>(length(TIME'00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
#
|
||||
# End of 10.1 tests
|
||||
#
|
||||
|
|
|
|||
|
|
@ -800,5 +800,145 @@ DROP TABLE t1;
|
|||
# End of MDEV-8373 Zero date can be inserted in strict no-zero mode through CREATE TABLE AS SELECT timestamp_field
|
||||
#
|
||||
#
|
||||
# MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
|
||||
#
|
||||
CREATE TABLE t1 (a TIMESTAMP);;
|
||||
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
|
||||
SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
|
||||
SELECT * FROM t1 WHERE LENGTH(a) != 20;
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
2001-01-01 00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
|
||||
Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = '2001-01-01 00:00:00x')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Warning 1292 Truncated incorrect datetime value: '2001-01-01 00:00:00x'
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = '2001-01-01 00:00:00x') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) <> (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
CREATE TABLE t1 (a TIMESTAMP);;
|
||||
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19;
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
2001-01-01 00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = ' 2001-01-01 00:00:00')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' 2001-01-01 00:00:00') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (19 + rand())))
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Warning 1292 Incorrect datetime value: ' garbage '
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = ' garbage ') and (length(`test`.`t1`.`a`) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
CREATE TABLE t1 (a TIMESTAMP);;
|
||||
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
|
||||
SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19;
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
2001-01-01 00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (30 + rand())))
|
||||
DROP TABLE t1;
|
||||
CREATE TABLE t1 (a TIMESTAMP(6));;
|
||||
INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
|
||||
SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
a
|
||||
2001-01-01 00:00:00.000000
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=26;
|
||||
a
|
||||
2001-01-01 00:00:00.000000
|
||||
2001-01-01 00:00:01.000000
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
a
|
||||
2001-01-01 00:00:00.000000
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIMESTAMP'2001-01-01 00:00:00.000000') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00.000000')) = (40 + rand())))
|
||||
DROP TABLE t1;
|
||||
SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
|
||||
CREATE TABLE t1 (a TIMESTAMP);;
|
||||
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
|
||||
SELECT * FROM t1 WHERE a=TIME'00:00:00';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19;
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
2001-01-01 00:00:01
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
|
||||
a
|
||||
2001-01-01 00:00:00
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` = TIME'00:00:00')
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
|
||||
Warnings:
|
||||
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where ((`test`.`t1`.`a` = TIME'00:00:00') and (<cache>(length(TIMESTAMP'2001-01-01 00:00:00')) = (40 + rand())))
|
||||
DROP TABLE t1;
|
||||
#
|
||||
# End of 10.1 tests
|
||||
#
|
||||
|
|
|
|||
|
|
@ -403,6 +403,55 @@ EXPLAIN EXTENDED SELECT * FROM t1 WHERE a='2001-01-01' AND a IN ('2001-01-01','2
|
|||
DROP TABLE t1;
|
||||
|
||||
|
||||
--echo #
|
||||
--echo # End of 10.1 tests
|
||||
--echo #
|
||||
|
||||
--echo #
|
||||
--echo # Start of 10.1 tests
|
||||
--echo #
|
||||
|
||||
--echo #
|
||||
--echo # MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
|
||||
--echo #
|
||||
# Trailing garbage in string literals
|
||||
CREATE TABLE t1 (a DATE);
|
||||
INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-02');
|
||||
SELECT * FROM t1 WHERE a='2001-01-01x';
|
||||
SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031';
|
||||
SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031' AND a='2001-01-01x';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE HEX(a)!='323030312D30312D3031' AND a='2001-01-01x';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE HEX(a)!=CONCAT('xx',RAND()) AND a='2001-01-01x';
|
||||
DROP TABLE t1;
|
||||
|
||||
# Leading spaces in string literals
|
||||
CREATE TABLE t1 (a DATE);
|
||||
INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-02');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=11;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=11 AND a=' 2001-01-01';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=11 AND a=' 2001-01-01';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=11+RAND() AND a=' 2001-01-01';
|
||||
# This should not propagate
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=11+RAND() AND a=' garbage ';
|
||||
DROP TABLE t1;
|
||||
|
||||
# Numeric format in string literals
|
||||
CREATE TABLE t1 (a DATE);
|
||||
INSERT INTO t1 VALUES ('2001-01-01'),('2001-01-01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='20010101';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='20010101';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8+RAND() AND a='20010101';
|
||||
DROP TABLE t1;
|
||||
|
||||
|
||||
--echo #
|
||||
--echo # End of 10.1 tests
|
||||
--echo #
|
||||
|
|
|
|||
|
|
@ -649,6 +649,12 @@ SELECT CAST(CAST(TIMESTAMP'0000-00-00 00:00:00.000001' AS TIME(6)) AS DATETIME(6
|
|||
SET old_mode=DEFAULT;
|
||||
SET sql_mode=DEFAULT;
|
||||
|
||||
--echo #
|
||||
--echo # MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
|
||||
--echo #
|
||||
--let $TYPE= DATETIME
|
||||
--source include/equal_fields_propagation_datetime.inc
|
||||
|
||||
--echo #
|
||||
--echo # End of 10.1 tests
|
||||
--echo #
|
||||
|
|
|
|||
|
|
@ -276,3 +276,82 @@ SET timestamp=DEFAULT;
|
|||
--echo # End of 10.0 tests
|
||||
--echo #
|
||||
|
||||
--echo #
|
||||
--echo # Start of 10.1 tests
|
||||
--echo #
|
||||
|
||||
--echo #
|
||||
--echo # MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
|
||||
--echo #
|
||||
|
||||
--echo # Trailing garbage in string literals
|
||||
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00x';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00x';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='00:00:00x';
|
||||
DROP TABLE t1;
|
||||
|
||||
--echo # Trailing fractional digits in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='00:00:00.000000';
|
||||
DROP TABLE t1;
|
||||
|
||||
--echo # Trailing fractional digits in temporal literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIME'00:00:00.000000';
|
||||
DROP TABLE t1;
|
||||
|
||||
--echo # Trailing fractional digits in temporal literals, same precision
|
||||
CREATE TABLE t1 (a TIME(6));
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=TIME'00:00:00.000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIME'00:00:00.000000';
|
||||
DROP TABLE t1;
|
||||
|
||||
--echo # Leading spaces in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=' 00:00:00';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a=' 00:00:00';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' 00:00:00';
|
||||
DROP TABLE t1;
|
||||
|
||||
--echo # Numeric format in string literals
|
||||
CREATE TABLE t1 (a TIME);
|
||||
INSERT INTO t1 VALUES ('00:00:00'),('00:00:01');
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8;
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=8 AND a='000000';
|
||||
EXPLAIN EXTENDED
|
||||
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a='000000';
|
||||
DROP TABLE t1;
|
||||
|
||||
|
||||
--echo #
|
||||
--echo # End of 10.1 tests
|
||||
--echo #
|
||||
|
|
|
|||
|
|
@ -538,6 +538,12 @@ let type=TIMESTAMP;
|
|||
let defval='0000-00-00 00:00:00';
|
||||
--source include/type_temporal_zero_default.inc
|
||||
|
||||
--echo #
|
||||
--echo # MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x'
|
||||
--echo #
|
||||
--let $TYPE=TIMESTAMP
|
||||
--source include/equal_fields_propagation_datetime.inc
|
||||
|
||||
--echo #
|
||||
--echo # End of 10.1 tests
|
||||
--echo #
|
||||
|
|
|
|||
72
sql/field.cc
72
sql/field.cc
|
|
@ -5515,6 +5515,32 @@ bool Field_temporal::can_optimize_group_min_max(const Item_bool_func *cond,
|
|||
}
|
||||
|
||||
|
||||
Item *Field_temporal::get_equal_const_item_datetime(THD *thd, const Context &ctx,
|
||||
Item_field *field_item,
|
||||
Item *const_item)
|
||||
{
|
||||
switch (ctx.subst_constraint()) {
|
||||
case IDENTITY_SUBST:
|
||||
if ((const_item->field_type() != MYSQL_TYPE_DATETIME &&
|
||||
const_item->field_type() != MYSQL_TYPE_TIMESTAMP) ||
|
||||
const_item->decimals != decimals())
|
||||
{
|
||||
MYSQL_TIME ltime;
|
||||
if (const_item->field_type() == MYSQL_TYPE_TIME ?
|
||||
const_item->get_date_with_conversion(<ime, 0) :
|
||||
const_item->get_date(<ime, 0))
|
||||
return NULL;
|
||||
return new (thd->mem_root) Item_datetime_literal(thd, <ime,
|
||||
decimals());
|
||||
}
|
||||
break;
|
||||
case ANY_SUBST:
|
||||
break;
|
||||
}
|
||||
return const_item;
|
||||
}
|
||||
|
||||
|
||||
/****************************************************************************
|
||||
** time type
|
||||
** In string context: HH:MM:SS
|
||||
|
|
@ -5807,6 +5833,29 @@ int Field_time::store_decimal(const my_decimal *d)
|
|||
return store_TIME_with_warning(<ime, &str, was_cut, have_smth_to_conv);
|
||||
}
|
||||
|
||||
|
||||
Item *Field_time::get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item,
|
||||
Item *const_item)
|
||||
{
|
||||
switch (ctx.subst_constraint()) {
|
||||
case IDENTITY_SUBST:
|
||||
if (const_item->field_type() != MYSQL_TYPE_TIME ||
|
||||
const_item->decimals != decimals())
|
||||
{
|
||||
MYSQL_TIME ltime;
|
||||
if (const_item->get_date(<ime, TIME_TIME_ONLY))
|
||||
return NULL;
|
||||
return new (thd->mem_root) Item_time_literal(thd, <ime, decimals());
|
||||
}
|
||||
break;
|
||||
case ANY_SUBST:
|
||||
break;
|
||||
}
|
||||
return const_item;
|
||||
}
|
||||
|
||||
|
||||
uint32 Field_time_hires::pack_length() const
|
||||
{
|
||||
return time_hires_bytes[dec];
|
||||
|
|
@ -6239,6 +6288,29 @@ void Field_newdate::sql_type(String &res) const
|
|||
}
|
||||
|
||||
|
||||
Item *Field_newdate::get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item,
|
||||
Item *const_item)
|
||||
{
|
||||
switch (ctx.subst_constraint()) {
|
||||
case IDENTITY_SUBST:
|
||||
if (const_item->field_type() != MYSQL_TYPE_DATE)
|
||||
{
|
||||
MYSQL_TIME ltime;
|
||||
if (const_item->field_type() == MYSQL_TYPE_TIME ?
|
||||
const_item->get_date_with_conversion(<ime, 0) :
|
||||
const_item->get_date(<ime, 0))
|
||||
return NULL;
|
||||
return new (thd->mem_root) Item_date_literal(thd, <ime);
|
||||
}
|
||||
break;
|
||||
case ANY_SUBST:
|
||||
break;
|
||||
}
|
||||
return const_item;
|
||||
}
|
||||
|
||||
|
||||
/****************************************************************************
|
||||
** datetime type
|
||||
** In string context: YYYY-MM-DD HH:MM:DD
|
||||
|
|
|
|||
18
sql/field.h
18
sql/field.h
|
|
@ -1788,6 +1788,10 @@ public:
|
|||
|
||||
|
||||
class Field_temporal: public Field {
|
||||
protected:
|
||||
Item *get_equal_const_item_datetime(THD *thd, const Context &ctx,
|
||||
Item_field *field_item,
|
||||
Item *const_item);
|
||||
public:
|
||||
Field_temporal(uchar *ptr_arg,uint32 len_arg, uchar *null_ptr_arg,
|
||||
uchar null_bit_arg, utype unireg_check_arg,
|
||||
|
|
@ -1933,6 +1937,11 @@ public:
|
|||
return unpack_int32(to, from, from_end);
|
||||
}
|
||||
bool validate_value_in_record(THD *thd, const uchar *record) const;
|
||||
Item *get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item, Item *const_item)
|
||||
{
|
||||
return get_equal_const_item_datetime(thd, ctx, field_item, const_item);
|
||||
}
|
||||
uint size_of() const { return sizeof(*this); }
|
||||
};
|
||||
|
||||
|
|
@ -2121,6 +2130,8 @@ public:
|
|||
bool get_date(MYSQL_TIME *ltime, ulonglong fuzzydate)
|
||||
{ return Field_newdate::get_TIME(ltime, ptr, fuzzydate); }
|
||||
uint size_of() const { return sizeof(*this); }
|
||||
Item *get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item, Item *const_item);
|
||||
};
|
||||
|
||||
|
||||
|
|
@ -2164,6 +2175,8 @@ public:
|
|||
Field *new_key_field(MEM_ROOT *root, TABLE *new_table,
|
||||
uchar *new_ptr, uint32 length,
|
||||
uchar *new_null_ptr, uint new_null_bit);
|
||||
Item *get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item, Item *const_item);
|
||||
};
|
||||
|
||||
|
||||
|
|
@ -2322,6 +2335,11 @@ public:
|
|||
{
|
||||
return unpack_int64(to, from, from_end);
|
||||
}
|
||||
Item *get_equal_const_item(THD *thd, const Context &ctx,
|
||||
Item_field *field_item, Item *const_item)
|
||||
{
|
||||
return get_equal_const_item_datetime(thd, ctx, field_item, const_item);
|
||||
}
|
||||
uint size_of() const { return sizeof(*this); }
|
||||
};
|
||||
|
||||
|
|
|
|||
27
sql/item.cc
27
sql/item.cc
|
|
@ -5366,7 +5366,32 @@ Item *Item_field::propagate_equal_fields(THD *thd,
|
|||
return this;
|
||||
}
|
||||
Item *item= item_equal->get_const();
|
||||
return item ? field->get_equal_const_item(thd, ctx, this, item) : this;
|
||||
if (!item)
|
||||
{
|
||||
/*
|
||||
The found Item_equal is Okey, but it does not have a constant
|
||||
item yet. Keep this->item_equal point to the found Item_equal.
|
||||
*/
|
||||
return this;
|
||||
}
|
||||
if (!(item= field->get_equal_const_item(thd, ctx, this, item)))
|
||||
{
|
||||
/*
|
||||
Could not do safe conversion from the original constant item
|
||||
to a field-compatible constant item.
|
||||
For example, we tried to optimize:
|
||||
WHERE date_column=' garbage ' AND LENGTH(date_column)=8;
|
||||
to
|
||||
WHERE date_column=' garbage ' AND LENGTH(DATE'XXXX-YY-ZZ');
|
||||
but failed to create a valid DATE literal from the given string literal.
|
||||
|
||||
Do not do constant propagation in such cases and unlink
|
||||
"this" from the found Item_equal (as this equality not usefull).
|
||||
*/
|
||||
item_equal= NULL;
|
||||
return this;
|
||||
}
|
||||
return item;
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue