diff options
Diffstat (limited to 'mysql-test')
| -rw-r--r-- | mysql-test/r/partition_pruning.result | 621 | ||||
| -rw-r--r-- | mysql-test/t/partition_pruning.test | 308 |
2 files changed, 929 insertions, 0 deletions
diff --git a/mysql-test/r/partition_pruning.result b/mysql-test/r/partition_pruning.result index 26ddc92e97b..abaa37715bf 100644 --- a/mysql-test/r/partition_pruning.result +++ b/mysql-test/r/partition_pruning.result @@ -1,4 +1,625 @@ drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; +# Test with DATETIME column NOT NULL +CREATE TABLE t1 ( +a int(10) unsigned NOT NULL, +b DATETIME NOT NULL, +PRIMARY KEY (a, b) +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), +PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), +PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), +PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), +PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), +(1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-02 23:59:59'), +(1, '2009-04-03'), (2, '2009-04-03'), (1, '2009-04-04'), (2, '2009-04-04'), +(1, '2009-04-05'), (1, '2009-04-06'), (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 6 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 8 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 12 NULL 8 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 index NULL PRIMARY 12 NULL 13 Using where; Using index +DROP TABLE t1; +# Test with DATE column NOT NULL +CREATE TABLE t1 ( +a int(10) unsigned NOT NULL, +b DATE NOT NULL, +PRIMARY KEY (a, b) +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), +PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), +PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), +PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), +PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), +(1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-03'), (2, '2009-04-03'), +(1, '2009-04-04'), (2, '2009-04-04'), (1, '2009-04-05'), (1, '2009-04-06'), +(1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 5 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 7 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 7 NULL 7 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 index NULL PRIMARY 7 NULL 12 Using where; Using index +DROP TABLE t1; +# Test with DATETIME column NULL +CREATE TABLE t1 ( +a int(10) unsigned NOT NULL, +b DATETIME NULL +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), +PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), +PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), +PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), +PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), +(1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-02 23:59:59'), +(1, '2009-04-03'), (2, '2009-04-03'), (1, '2009-04-04'), (2, '2009-04-04'), +(1, '2009-04-05'), (1, '2009-04-06'), (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 6 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 8 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 8 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090402,p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 13 Using where +DROP TABLE t1; +# Test with DATE column NULL +CREATE TABLE t1 ( +a int(10) unsigned NOT NULL, +b DATE NULL +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), +PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), +PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), +PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), +PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), +(1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-03'), (2, '2009-04-03'), +(1, '2009-04-04'), (2, '2009-04-04'), (1, '2009-04-05'), (1, '2009-04-06'), +(1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 5 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 7 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 7 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402,p20090403 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090401,p20090402 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +EXPLAIN PARTITIONS SELECT * FROM t1 +WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE t1 p20090403,p20090404,p20090405 ALL NULL NULL NULL NULL 12 Using where +DROP TABLE t1; +# For better code coverage of the patch +CREATE TABLE t1 ( +a int(10) unsigned NOT NULL, +b DATE +) PARTITION BY RANGE ( TO_DAYS(b) ) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), +PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), +PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), +PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), +PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (2, NULL); +# test with an invalid date, which lead to item->null_value is set. +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-99' AS DATETIME); +id select_type table partitions type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +Warnings: +Warning 1292 Incorrect datetime value: '2009-04-99' +Warning 1292 Incorrect datetime value: '2009-04-99' +DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL AUTO_INCREMENT, b DATETIME, diff --git a/mysql-test/t/partition_pruning.test b/mysql-test/t/partition_pruning.test index ad102062ef8..ef28820852e 100644 --- a/mysql-test/t/partition_pruning.test +++ b/mysql-test/t/partition_pruning.test @@ -9,6 +9,314 @@ drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9; --enable_warnings # +# Bug#46362: Endpoint should be set to false for TO_DAYS(DATE) +# +# There is a problem when comparing DATE with DATETIME. +# In pruning it is converted into the field type +# and in row evaluation it is converted to longlong +# (like a DATETIME). +--echo # Test with DATETIME column NOT NULL +CREATE TABLE t1 ( + a int(10) unsigned NOT NULL, + b DATETIME NOT NULL, + PRIMARY KEY (a, b) +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), + PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), + PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), + PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), + PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), + (1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-02 23:59:59'), + (1, '2009-04-03'), (2, '2009-04-03'), (1, '2009-04-04'), (2, '2009-04-04'), + (1, '2009-04-05'), (1, '2009-04-06'), (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +DROP TABLE t1; + +--echo # Test with DATE column NOT NULL +CREATE TABLE t1 ( + a int(10) unsigned NOT NULL, + b DATE NOT NULL, + PRIMARY KEY (a, b) +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), + PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), + PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), + PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), + PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), + (1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-03'), (2, '2009-04-03'), + (1, '2009-04-04'), (2, '2009-04-04'), (1, '2009-04-05'), (1, '2009-04-06'), + (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +DROP TABLE t1; + +--echo # Test with DATETIME column NULL +CREATE TABLE t1 ( + a int(10) unsigned NOT NULL, + b DATETIME NULL +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), + PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), + PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), + PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), + PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), + (1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-02 23:59:59'), + (1, '2009-04-03'), (2, '2009-04-03'), (1, '2009-04-04'), (2, '2009-04-04'), + (1, '2009-04-05'), (1, '2009-04-06'), (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +DROP TABLE t1; + +--echo # Test with DATE column NULL +CREATE TABLE t1 ( + a int(10) unsigned NOT NULL, + b DATE NULL +) PARTITION BY RANGE (TO_DAYS(b)) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), + PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), + PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), + PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), + PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (1, '2009-04-01'), (2, '2009-04-01'), + (1, '2009-04-02'), (2, '2009-04-02'), (1, '2009-04-03'), (2, '2009-04-03'), + (1, '2009-04-04'), (2, '2009-04-04'), (1, '2009-04-05'), (1, '2009-04-06'), + (1, '2009-04-07'); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE); +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03'; +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME); +EXPLAIN PARTITIONS SELECT * FROM t1 + WHERE b > CAST('2009-04-02 23:59:58' AS DATETIME); +DROP TABLE t1; + +--echo # For better code coverage of the patch +CREATE TABLE t1 ( + a int(10) unsigned NOT NULL, + b DATE +) PARTITION BY RANGE ( TO_DAYS(b) ) +(PARTITION p20090401 VALUES LESS THAN (TO_DAYS('2009-04-02')), + PARTITION p20090402 VALUES LESS THAN (TO_DAYS('2009-04-03')), + PARTITION p20090403 VALUES LESS THAN (TO_DAYS('2009-04-04')), + PARTITION p20090404 VALUES LESS THAN (TO_DAYS('2009-04-05')), + PARTITION p20090405 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES (1, '2009-01-01'), (2, NULL); +--echo # test with an invalid date, which lead to item->null_value is set. +EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-99' AS DATETIME); +DROP TABLE t1; + +# # Bug#40972: some sql execution lead the whole database crashing # # Setup so the start is at partition pX and end is at p1 |