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-rw-r--r--mysql-test/t/partition_pruning.test351
1 files changed, 351 insertions, 0 deletions
diff --git a/mysql-test/t/partition_pruning.test b/mysql-test/t/partition_pruning.test
index ad102062ef8..11e65be45fc 100644
--- a/mysql-test/t/partition_pruning.test
+++ b/mysql-test/t/partition_pruning.test
@@ -9,6 +9,357 @@ drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
--enable_warnings
#
+# Bug#20577: Partitions: use of to_days() function leads to selection failures
+#
+--let $explain_partitions= 1;
+--let $verify_without_partitions= 0;
+--echo # test of RANGE and index
+CREATE TABLE t1 (a DATE, KEY(a))
+PARTITION BY RANGE (TO_DAYS(a))
+(PARTITION `pNULL` VALUES LESS THAN (0),
+ PARTITION `p0001-01-01` VALUES LESS THAN (366 + 1),
+ PARTITION `p1001-01-01` VALUES LESS THAN (TO_DAYS('1001-01-01') + 1),
+ PARTITION `p2001-01-01` VALUES LESS THAN (TO_DAYS('2001-01-01') + 1));
+if ($verify_without_partitions)
+{
+ALTER TABLE t1 REMOVE PARTITIONING;
+}
+INSERT INTO t1 VALUES ('0000-00-00'), ('0000-01-02'), ('0001-01-01'),
+ ('1001-00-00'), ('1001-01-01'), ('1002-00-00'), ('2001-01-01');
+--source include/partition_date_range.inc
+--echo # test without index
+ALTER TABLE t1 DROP KEY a;
+--source include/partition_date_range.inc
+DROP TABLE t1;
+
+--echo # test of LIST and index
+CREATE TABLE t1 (a DATE, KEY(a))
+PARTITION BY LIST (TO_DAYS(a))
+(PARTITION `p0001-01-01` VALUES IN (TO_DAYS('0001-01-01')),
+ PARTITION `p2001-01-01` VALUES IN (TO_DAYS('2001-01-01')),
+ PARTITION `pNULL` VALUES IN (NULL),
+ PARTITION `p0000-01-02` VALUES IN (TO_DAYS('0000-01-02')),
+ PARTITION `p1001-01-01` VALUES IN (TO_DAYS('1001-01-01')));
+if ($verify_without_partitions)
+{
+ALTER TABLE t1 REMOVE PARTITIONING;
+}
+INSERT INTO t1 VALUES ('0000-00-00'), ('0000-01-02'), ('0001-01-01'),
+ ('1001-00-00'), ('1001-01-01'), ('1002-00-00'), ('2001-01-01');
+--source include/partition_date_range.inc
+--echo # test without index
+ALTER TABLE t1 DROP KEY a;
+--source include/partition_date_range.inc
+DROP TABLE t1;
+
+#
+# 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