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#
# Partition pruning tests. Currently we only detect which partitions to
# prune, so the test is EXPLAINs.
#
--source include/no_valgrind_without_big.inc
--source include/have_partition.inc
--source include/have_innodb_16k.inc
let $verify_without_partitions=0;
--echo #
--echo # Bug#53806: Wrong estimates for range query in partitioned MyISAM table
--echo # Bug#46754: 'rows' field doesn't reflect partition pruning
--echo #
CREATE TABLE t1 (a INT PRIMARY KEY)
PARTITION BY RANGE (a) (
PARTITION p0 VALUES LESS THAN (1),
PARTITION p1 VALUES LESS THAN (2),
PARTITION p2 VALUES LESS THAN (3),
PARTITION p3 VALUES LESS THAN (4),
PARTITION p4 VALUES LESS THAN (5),
PARTITION p5 VALUES LESS THAN (6),
PARTITION max VALUES LESS THAN MAXVALUE);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES (-1),(0),(1),(2),(3),(4),(5),(6),(7),(8);
ANALYZE TABLE t1;
--replace_column 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 # 9 # 12 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 1;
--replace_column 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 # 9 # 12 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 7;
--replace_column 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 # 9 # 12 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 1;
DROP TABLE t1;
--echo #
--echo # Bug#49742: Partition Pruning not working correctly for RANGE
--echo #
CREATE TABLE t1 (a INT PRIMARY KEY)
PARTITION BY RANGE (a) (
PARTITION p0 VALUES LESS THAN (1),
PARTITION p1 VALUES LESS THAN (2),
PARTITION p2 VALUES LESS THAN (3),
PARTITION p3 VALUES LESS THAN (4),
PARTITION p4 VALUES LESS THAN (5),
PARTITION p5 VALUES LESS THAN (6),
PARTITION max VALUES LESS THAN MAXVALUE);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES (-1),(0),(1),(2),(3),(4),(5),(6),(7),(8);
ANALYZE TABLE t1;
SELECT * FROM t1 WHERE a < 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 1;
SELECT * FROM t1 WHERE a < 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 2;
SELECT * FROM t1 WHERE a < 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 3;
SELECT * FROM t1 WHERE a < 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 4;
SELECT * FROM t1 WHERE a < 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 5;
SELECT * FROM t1 WHERE a < 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 6;
SELECT * FROM t1 WHERE a < 7;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 7;
SELECT * FROM t1 WHERE a <= 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 1;
SELECT * FROM t1 WHERE a <= 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 2;
SELECT * FROM t1 WHERE a <= 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 3;
SELECT * FROM t1 WHERE a <= 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 4;
SELECT * FROM t1 WHERE a <= 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 5;
SELECT * FROM t1 WHERE a <= 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 6;
SELECT * FROM t1 WHERE a <= 7;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 7;
SELECT * FROM t1 WHERE a = 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 1;
SELECT * FROM t1 WHERE a = 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 2;
SELECT * FROM t1 WHERE a = 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 3;
SELECT * FROM t1 WHERE a = 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 4;
SELECT * FROM t1 WHERE a = 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 5;
SELECT * FROM t1 WHERE a = 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 6;
SELECT * FROM t1 WHERE a = 7;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 7;
SELECT * FROM t1 WHERE a >= 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 1;
SELECT * FROM t1 WHERE a >= 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 2;
SELECT * FROM t1 WHERE a >= 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 3;
SELECT * FROM t1 WHERE a >= 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 4;
SELECT * FROM t1 WHERE a >= 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 5;
SELECT * FROM t1 WHERE a >= 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 6;
SELECT * FROM t1 WHERE a >= 7;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 7;
SELECT * FROM t1 WHERE a > 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 1;
SELECT * FROM t1 WHERE a > 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 2;
SELECT * FROM t1 WHERE a > 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 3;
SELECT * FROM t1 WHERE a > 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 4;
SELECT * FROM t1 WHERE a > 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 5;
SELECT * FROM t1 WHERE a > 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 6;
SELECT * FROM t1 WHERE a > 7;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 7;
DROP TABLE t1;
CREATE TABLE t1 (a INT PRIMARY KEY)
PARTITION BY RANGE (a) (
PARTITION p0 VALUES LESS THAN (1),
PARTITION p1 VALUES LESS THAN (2),
PARTITION p2 VALUES LESS THAN (3),
PARTITION p3 VALUES LESS THAN (4),
PARTITION p4 VALUES LESS THAN (5),
PARTITION max VALUES LESS THAN MAXVALUE);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES (-1),(0),(1),(2),(3),(4),(5),(6),(7);
ANALYZE TABLE t1;
SELECT * FROM t1 WHERE a < 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 1;
SELECT * FROM t1 WHERE a < 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 2;
SELECT * FROM t1 WHERE a < 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 3;
SELECT * FROM t1 WHERE a < 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 4;
SELECT * FROM t1 WHERE a < 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 5;
SELECT * FROM t1 WHERE a < 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a < 6;
SELECT * FROM t1 WHERE a <= 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 1;
SELECT * FROM t1 WHERE a <= 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 2;
SELECT * FROM t1 WHERE a <= 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 3;
SELECT * FROM t1 WHERE a <= 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 4;
SELECT * FROM t1 WHERE a <= 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 5;
SELECT * FROM t1 WHERE a <= 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a <= 6;
SELECT * FROM t1 WHERE a = 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 1;
SELECT * FROM t1 WHERE a = 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 2;
SELECT * FROM t1 WHERE a = 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 3;
SELECT * FROM t1 WHERE a = 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 4;
SELECT * FROM t1 WHERE a = 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 5;
SELECT * FROM t1 WHERE a = 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a = 6;
SELECT * FROM t1 WHERE a >= 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 1;
SELECT * FROM t1 WHERE a >= 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 2;
SELECT * FROM t1 WHERE a >= 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 3;
SELECT * FROM t1 WHERE a >= 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 4;
SELECT * FROM t1 WHERE a >= 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 5;
SELECT * FROM t1 WHERE a >= 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a >= 6;
SELECT * FROM t1 WHERE a > 1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 1;
SELECT * FROM t1 WHERE a > 2;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 2;
SELECT * FROM t1 WHERE a > 3;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 3;
SELECT * FROM t1 WHERE a > 4;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 4;
SELECT * FROM t1 WHERE a > 5;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 5;
SELECT * FROM t1 WHERE a > 6;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE a > 6;
DROP TABLE t1;
#
# Bug#20577: Partitions: use of to_days() function leads to selection failures
#
SET sql_mode = 'NO_ENGINE_SUBSTITUTION';
--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');
ANALYZE TABLE t1;
--source include/partition_date_range.inc
--echo # test without index
ALTER TABLE t1 DROP KEY a;
ANALYZE TABLE t1;
--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 ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES ('0000-00-00'), ('0000-01-02'), ('0001-01-01'),
('1001-00-00'), ('1001-01-01'), ('1002-00-00'), ('2001-01-01');
ANALYZE TABLE t1;
--source include/partition_date_range.inc
--echo # test without index
ALTER TABLE t1 DROP KEY a;
ANALYZE TABLE t1;
--source include/partition_date_range.inc
DROP TABLE t1;
--echo # TO_SECONDS, test of LIST and index
CREATE TABLE t1 (a DATE, KEY(a))
PARTITION BY LIST (TO_SECONDS(a))
(PARTITION `p0001-01-01` VALUES IN (TO_SECONDS('0001-01-01')),
PARTITION `p2001-01-01` VALUES IN (TO_SECONDS('2001-01-01')),
PARTITION `pNULL` VALUES IN (NULL),
PARTITION `p0000-01-02` VALUES IN (TO_SECONDS('0000-01-02')),
PARTITION `p1001-01-01` VALUES IN (TO_SECONDS('1001-01-01')));
if ($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');
ANALYZE TABLE t1;
--source include/partition_date_range.inc
--echo # test without index
ALTER TABLE t1 DROP KEY a;
ANALYZE TABLE t1;
--source include/partition_date_range.inc
DROP TABLE t1;
SET sql_mode = default;
#
# 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);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
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');
ANALYZE TABLE t1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
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);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
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');
ANALYZE TABLE t1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
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);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
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');
ANALYZE TABLE t1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
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);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
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');
ANALYZE TABLE t1;
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-02 23:59:59' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > CAST('2009-04-03' AS DATE);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03 00:00:00';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-02 23:59:59';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b <= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b = '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b >= '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b > '2009-04-03';
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b > CAST('2009-04-03 00:00:01' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b < CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b <= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b = CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE b >= CAST('2009-04-02 23:59:58' AS DATETIME);
--replace_column 10 #
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);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES (1, '2009-01-01'), (2, NULL);
ANALYZE TABLE t1;
--echo # test with an invalid date, which lead to item->null_value is set.
--replace_column 10 #
EXPLAIN PARTITIONS SELECT * FROM t1 WHERE b < CAST('2009-04-99' AS DATETIME);
DROP TABLE t1;
#
# Bug#40972: some sql execution lead the whole database crashing
#
# Setup so the start is at partition pX and end is at p1
# Pruning does handle 'bad' dates differently.
CREATE TABLE t1
(a INT NOT NULL AUTO_INCREMENT,
b DATETIME,
PRIMARY KEY (a,b),
KEY (b))
PARTITION BY RANGE (to_days(b))
(PARTITION p0 VALUES LESS THAN (733681) COMMENT = 'LESS THAN 2008-10-01',
PARTITION p1 VALUES LESS THAN (733712) COMMENT = 'LESS THAN 2008-11-01',
PARTITION pX VALUES LESS THAN MAXVALUE);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
SELECT a,b FROM t1 WHERE b >= '2008-12-01' AND b < '2009-12-00';
DROP TABLE t1;
# Check if we can infer from condition on partition fields that
# no records will match.
create table t1 ( a int not null) partition by hash(a) partitions 2;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(2),(3);
ANALYZE TABLE t1;
--replace_column 10 #
explain select * from t1 where a=5 and a=6;
drop table t1;
# Simple HASH partitioning
create table t1 (
a int(11) not null
) partition by hash (a) partitions 2;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(2),(3);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a=1;
--replace_column 10 #
explain partitions select * from t1 where a=2;
--replace_column 10 #
explain partitions select * from t1 where a=1 or a=2;
# Partitioning over several fields
create table t2 (
a int not null,
b int not null
) partition by key(a,b) partitions 2;
if ($verify_without_partitions)
{
ALTER TABLE t2 REMOVE PARTITIONING;
}
insert into t2 values (1,1),(2,2),(3,3);
ANALYZE TABLE t2;
--replace_column 10 #
explain partitions select * from t2 where a=1;
--replace_column 10 #
explain partitions select * from t2 where b=1;
--replace_column 10 #
explain partitions select * from t2 where a=1 and b=1;
# RANGE(expr) partitioning
create table t3 (
a int
)
partition by range (a*1) (
partition p0 values less than (10),
partition p1 values less than (20)
);
if ($verify_without_partitions)
{
ALTER TABLE t3 REMOVE PARTITIONING;
}
insert into t3 values (5),(15);
ANALYZE TABLE t3;
--replace_column 10 #
explain partitions select * from t3 where a=11;
--replace_column 10 #
explain partitions select * from t3 where a=10;
--replace_column 10 #
explain partitions select * from t3 where a=20;
--replace_column 10 #
explain partitions select * from t3 where a=30;
# LIST(expr) partitioning
create table t4 (a int not null, b int not null) partition by LIST (a+b) (
partition p0 values in (12),
partition p1 values in (14)
);
if ($verify_without_partitions)
{
ALTER TABLE t4 REMOVE PARTITIONING;
}
insert into t4 values (10,2), (10,4);
ANALYZE TABLE t4;
# empty OR one
--replace_column 10 #
explain partitions select * from t4 where (a=10 and b=1) or (a=10 and b=2);
# empty OR one OR empty
--replace_column 10 #
explain partitions select * from t4
where (a=10 and b=1) or (a=10 and b=2) or (a=10 and b = 3);
# one OR empty OR one
--replace_column 10 #
explain partitions select * from t4 where (a=10 and b=2) or (a=10 and b=3)
or (a=10 and b = 4);
# empty OR full
--replace_column 10 #
explain partitions select * from t4 where (a=10 and b=1) or a=11;
# one OR full
--replace_column 10 #
explain partitions select * from t4 where (a=10 and b=2) or a=11;
drop table t1, t2, t3, t4;
# LIST(expr)/HASH subpartitioning.
create table t5 (a int not null, b int not null,
c int not null, d int not null)
partition by LIST(a+b) subpartition by HASH (c+d) subpartitions 2
(
partition p0 values in (12),
partition p1 values in (14)
);
if ($verify_without_partitions)
{
ALTER TABLE t5 REMOVE PARTITIONING;
}
insert into t5 values (10,2,0,0), (10,4,0,0), (10,2,0,1), (10,4,0,1);
ANALYZE TABLE t5;
--replace_column 10 #
explain partitions select * from t5;
# empty OR one OR empty
--replace_column 10 #
explain partitions select * from t5
where (a=10 and b=1) or (a=10 and b=2) or (a=10 and b = 3);
# one OR empty OR one
--replace_column 10 #
explain partitions select * from t5 where (a=10 and b=2) or (a=10 and b=3)
or (a=10 and b = 4);
# conditions on subpartitions only
--replace_column 10 #
explain partitions select * from t5 where (c=1 and d=1);
--replace_column 10 #
explain partitions select * from t5 where (c=2 and d=1);
# mixed partition/subpartitions.
--replace_column 10 #
explain partitions select * from t5 where (a=10 and b=2 and c=1 and d=1) or
(c=2 and d=1);
# same as above
--replace_column 10 #
explain partitions select * from t5 where (a=10 and b=2 and c=1 and d=1) or
(b=2 and c=2 and d=1);
# LIST(field) partitioning, interval analysis.
create table t6 (a int not null) partition by LIST(a) (
partition p1 values in (1),
partition p3 values in (3),
partition p5 values in (5),
partition p7 values in (7),
partition p9 values in (9)
);
if ($verify_without_partitions)
{
ALTER TABLE t6 REMOVE PARTITIONING;
}
insert into t6 values (1),(3),(5);
ANALYZE TABLE t6;
--replace_column 10 #
explain partitions select * from t6 where a < 1;
--replace_column 10 #
explain partitions select * from t6 where a <= 1;
--replace_column 10 #
explain partitions select * from t6 where a > 9;
--replace_column 10 #
explain partitions select * from t6 where a >= 9;
--replace_column 10 #
explain partitions select * from t6 where a > 0 and a < 5;
--replace_column 10 #
explain partitions select * from t6 where a > 5 and a < 12;
--replace_column 10 #
explain partitions select * from t6 where a > 3 and a < 8 ;
--replace_column 10 #
explain partitions select * from t6 where a >= 0 and a <= 5;
--replace_column 10 #
explain partitions select * from t6 where a >= 5 and a <= 12;
--replace_column 10 #
explain partitions select * from t6 where a >= 3 and a <= 8;
--replace_column 10 #
explain partitions select * from t6 where a > 3 and a < 5;
drop table t6;
create table t6 (a int unsigned not null) partition by LIST(a) (
partition p1 values in (1),
partition p3 values in (3),
partition p5 values in (5),
partition p7 values in (7),
partition p9 values in (9)
);
if ($verify_without_partitions)
{
ALTER TABLE t6 REMOVE PARTITIONING;
}
insert into t6 values (1),(3),(5);
ANALYZE TABLE t6;
--replace_column 10 #
explain partitions select * from t6 where a < 1;
--replace_column 10 #
explain partitions select * from t6 where a <= 1;
--replace_column 10 #
explain partitions select * from t6 where a > 9;
--replace_column 10 #
explain partitions select * from t6 where a >= 9;
--replace_column 10 #
explain partitions select * from t6 where a > 0 and a < 5;
--replace_column 10 #
explain partitions select * from t6 where a > 5 and a < 12;
--replace_column 10 #
explain partitions select * from t6 where a > 3 and a < 8 ;
--replace_column 10 #
explain partitions select * from t6 where a >= 0 and a <= 5;
--replace_column 10 #
explain partitions select * from t6 where a >= 5 and a <= 12;
--replace_column 10 #
explain partitions select * from t6 where a >= 3 and a <= 8;
--replace_column 10 #
explain partitions select * from t6 where a > 3 and a < 5;
# RANGE(field) partitioning, interval analysis.
create table t7 (a int not null) partition by RANGE(a) (
partition p10 values less than (10),
partition p30 values less than (30),
partition p50 values less than (50),
partition p70 values less than (70),
partition p90 values less than (90)
);
if ($verify_without_partitions)
{
ALTER TABLE t7 REMOVE PARTITIONING;
}
insert into t7 values (10),(30),(50);
ANALYZE TABLE t7;
# leftmost intervals
--replace_column 10 #
explain partitions select * from t7 where a < 5;
--replace_column 10 #
explain partitions select * from t7 where a < 9;
--replace_column 10 #
explain partitions select * from t7 where a <= 9;
--replace_column 10 #
explain partitions select * from t7 where a = 9;
--replace_column 10 #
explain partitions select * from t7 where a >= 9;
--replace_column 10 #
explain partitions select * from t7 where a > 9;
--replace_column 10 #
explain partitions select * from t7 where a < 10;
--replace_column 10 #
explain partitions select * from t7 where a <= 10;
--replace_column 10 #
explain partitions select * from t7 where a = 10;
--replace_column 10 #
explain partitions select * from t7 where a >= 10;
--replace_column 10 #
explain partitions select * from t7 where a > 10;
#rightmost intervals
--replace_column 10 #
explain partitions select * from t7 where a < 89;
--replace_column 10 #
explain partitions select * from t7 where a <= 89;
--replace_column 10 #
explain partitions select * from t7 where a = 89;
--replace_column 10 #
explain partitions select * from t7 where a > 89;
--replace_column 10 #
explain partitions select * from t7 where a >= 89;
--replace_column 10 #
explain partitions select * from t7 where a < 90;
--replace_column 10 #
explain partitions select * from t7 where a <= 90;
--replace_column 10 #
explain partitions select * from t7 where a = 90;
--replace_column 10 #
explain partitions select * from t7 where a > 90;
--replace_column 10 #
explain partitions select * from t7 where a >= 90;
--replace_column 10 #
explain partitions select * from t7 where a > 91;
# misc intervals
--replace_column 10 #
explain partitions select * from t7 where a > 11 and a < 29;
drop table t7;
create table t7 (a int unsigned not null) partition by RANGE(a) (
partition p10 values less than (10),
partition p30 values less than (30),
partition p50 values less than (50),
partition p70 values less than (70),
partition p90 values less than (90)
);
if ($verify_without_partitions)
{
ALTER TABLE t7 REMOVE PARTITIONING;
}
insert into t7 values (10),(30),(50);
ANALYZE TABLE t7;
# leftmost intervals
--replace_column 10 #
explain partitions select * from t7 where a < 5;
--replace_column 10 #
explain partitions select * from t7 where a < 9;
--replace_column 10 #
explain partitions select * from t7 where a <= 9;
--replace_column 10 #
explain partitions select * from t7 where a = 9;
--replace_column 10 #
explain partitions select * from t7 where a >= 9;
--replace_column 10 #
explain partitions select * from t7 where a > 9;
--replace_column 10 #
explain partitions select * from t7 where a < 10;
--replace_column 10 #
explain partitions select * from t7 where a <= 10;
--replace_column 10 #
explain partitions select * from t7 where a = 10;
--replace_column 10 #
explain partitions select * from t7 where a >= 10;
--replace_column 10 #
explain partitions select * from t7 where a > 10;
#rightmost intervals
--replace_column 10 #
explain partitions select * from t7 where a < 89;
--replace_column 10 #
explain partitions select * from t7 where a <= 89;
--replace_column 10 #
explain partitions select * from t7 where a = 89;
--replace_column 10 #
explain partitions select * from t7 where a > 89;
--replace_column 10 #
explain partitions select * from t7 where a >= 89;
--replace_column 10 #
explain partitions select * from t7 where a < 90;
--replace_column 10 #
explain partitions select * from t7 where a <= 90;
--replace_column 10 #
explain partitions select * from t7 where a = 90;
--replace_column 10 #
explain partitions select * from t7 where a > 90;
--replace_column 10 #
explain partitions select * from t7 where a >= 90;
--replace_column 10 #
explain partitions select * from t7 where a > 91;
# misc intervals
--replace_column 10 #
explain partitions select * from t7 where a > 11 and a < 29;
# LIST(monontonic_func) partitioning
create table t8 (a date not null) partition by RANGE(YEAR(a)) (
partition p0 values less than (1980),
partition p1 values less than (1990),
partition p2 values less than (2000)
);
if ($verify_without_partitions)
{
ALTER TABLE t8 REMOVE PARTITIONING;
}
insert into t8 values ('1985-05-05'),('1995-05-05');
ANALYZE TABLE t8;
--replace_column 10 #
explain partitions select * from t8 where a < '1980-02-02';
# LIST(strict_monotonic_func) partitioning
create table t9 (a date not null) partition by RANGE(TO_DAYS(a)) (
partition p0 values less than (732299), -- 2004-12-19
partition p1 values less than (732468), -- 2005-06-06
partition p2 values less than (732664) -- 2005-12-19
);
if ($verify_without_partitions)
{
ALTER TABLE t9 REMOVE PARTITIONING;
}
insert into t9 values ('2005-05-05'), ('2005-04-04');
ANALYZE TABLE t9;
--replace_column 10 #
explain partitions select * from t9 where a < '2004-12-19';
--replace_column 10 #
explain partitions select * from t9 where a <= '2004-12-19';
drop table t5,t6,t7,t8,t9;
# Test the case where we can't create partitioning 'index'
#
# Not supported after bug#18198 is fixed
#
#create table t1 (a enum('a','b','c','d') default 'a')
# partition by hash (ascii(a)) partitions 2;
#insert into t1 values ('a'),('b'),('c');
#explain partitions select * from t1 where a='b';
#drop table t1;
#
# Test cases for bugs found in code review:
#
create table t1 (
a1 int not null
)
partition by range (a1) (
partition p0 values less than (3),
partition p1 values less than (6),
partition p2 values less than (9)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(2),(3);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a1 > 3;
--replace_column 10 #
explain partitions select * from t1 where a1 >= 3;
--replace_column 10 #
explain partitions select * from t1 where a1 < 3 and a1 > 3;
drop table t1;
#
create table t3 (a int, b int)
partition by list(a) subpartition by hash(b) subpartitions 4 (
partition p0 values in (1),
partition p1 values in (2),
partition p2 values in (3),
partition p3 values in (4)
);
if ($verify_without_partitions)
{
ALTER TABLE t3 REMOVE PARTITIONING;
}
insert into t3 values (1,1),(2,2),(3,3);
ANALYZE TABLE t3;
--replace_column 10 #
explain partitions select * from t3 where a=2 or b=1;
--replace_column 10 #
explain partitions select * from t3 where a=4 or b=2;
--replace_column 10 #
explain partitions select * from t3 where (a=2 or b=1) and (a=4 or b=2) ;
drop table t3;
# Test for NULLs
create table t1 (a int) partition by hash(a) partitions 2;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(2);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a is null;
# this uses both partitions
--replace_column 10 #
explain partitions select * from t1 where a is not null;
drop table t1;
# Join tests
create table t1 (a int not null, b int not null, key(a), key(b))
partition by hash(a) partitions 4;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1,1),(2,2),(3,3),(4,4);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions
select * from t1 x, t1 y
where x.b = y.b and (x.a=1 or x.a=2) and (y.a=2 or y.a=3);
--replace_column 10 #
explain partitions
select * from t1 x, t1 y where x.a = y.a and (x.a=1 or x.a=2);
drop table t1;
# Tests for "short ranges"
create table t1 (a int) partition by hash(a) partitions 20;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(2),(3);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a > 1 and a < 3;
--replace_column 10 #
explain partitions select * from t1 where a >= 1 and a < 3;
--replace_column 10 #
explain partitions select * from t1 where a > 1 and a <= 3;
--replace_column 10 #
explain partitions select * from t1 where a >= 1 and a <= 3;
drop table t1;
create table t1 (a int, b int)
partition by list(a) subpartition by hash(b) subpartitions 20
(
partition p0 values in (0),
partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1,1),(2,2),(3,3);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where b > 1 and b < 3;
--replace_column 10 #
explain partitions select * from t1 where b > 1 and b < 3 and (a =1 or a =2);
drop table t1;
# Test partition pruning for single-table UPDATE/DELETE.
# TODO: Currently we test only "all partitions pruned away" case. Add more
# tests when the patch that makes use of partition pruning results at
# execution phase is pushed.
create table t1 (a int) partition by list(a) (
partition p0 values in (1,2),
partition p1 values in (3,4)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1),(1),(2),(2),(3),(4),(3),(4);
ANALYZE TABLE t1;
--echo # This won't do any table access
--let $q = update t1 set a=100 where a=5
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--echo # ... as compared to this, which will scan both partitions
--let $q = update t1 set a=100 where a+1=5+1
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--echo # This will only scan partition p1
--let $q = update t1 set a=3 where a=4
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--echo # This will only scan partition p1 but with a LIMIT
--let $q = update t1 set a=4 where a=3 LIMIT 2
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--sorted_result
select * from t1;
--echo # Same as above for DELETE:
--let $q = delete from t1 where a=5
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--let $q = delete from t1 where a+1=5+1
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--echo # Will only delete from p0
--let $q = delete from t1 where a=1
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--sorted_result
select * from t1;
insert into t1 values (1), (1);
ANALYZE TABLE t1;
--echo # Same as above multi-table UPDATE/DELETE
create table t2 like t1;
insert into t2 select * from t1;
ANALYZE TABLE t2;
--let $q = update t1,t2 set t1.a=1000, t2.a=1000 where t1.a=5 and t2.a=5
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--let $q = delete t1,t2 from t1, t2 where t1.a=5 and t2.a=5
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--let $q = delete t1,t2 from t1, t2 where t1.a=t2.a and t2.a=5
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--let $q = delete t1,t2 from t1, t2 where t1.a=t2.a and t2.a=3
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_external_lock';
--sorted_result
select * from t1;
drop table t1,t2;
#
# WL#2986 Tests (Checking if partition pruning results are used at query
# execution phase)
#
CREATE TABLE `t1` (
`a` int(11) default NULL
);
INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
CREATE TABLE `t2` (
`a` int(11) default NULL,
KEY `a` (`a`)
) ;
insert into t2 select A.a + 10*(B.a + 10* C.a) from t1 A, t1 B, t1 C ;
insert into t1 select a from t2;
ANALYZE TABLE t1;
drop table t2;
CREATE TABLE `t2` (
`a` int(11) default NULL,
`b` int(11) default NULL
)
PARTITION BY RANGE (a) (
PARTITION p0 VALUES LESS THAN (200),
PARTITION p1 VALUES LESS THAN (400),
PARTITION p2 VALUES LESS THAN (600),
PARTITION p3 VALUES LESS THAN (800),
PARTITION p4 VALUES LESS THAN (1001));
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
CREATE TABLE `t3` (
`a` int(11) default NULL,
`b` int(11) default NULL
);
--replace_column 10 #
explain partitions insert into t2 select a,1 from t1 where a < 200;
insert into t2 select a,1 from t1 where a < 200;
insert into t2 select a,2 from t1 where a >= 200 and a < 400;
insert into t2 select a,3 from t1 where a >= 400 and a < 600;
insert into t2 select a,4 from t1 where a >= 600 and a < 800;
insert into t2 select a,5 from t1 where a >= 800 and a < 1001;
ANALYZE TABLE t2;
--let $q = select * from t2
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--replace_column 10 #
--eval explain extended insert into t3 $q
--let $q = select * from t2 where a < 801 and a > 200
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where a < 801 and a > 800
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where a > 600
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where a > 600 and b = 1
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where a > 600 and b = 4
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where a > 600 and b = 5
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
--let $q = select * from t2 where b = 5
--replace_column 10 #
--eval explain partitions $q
--replace_column 10 #
--eval explain partitions insert into t3 $q
DROP TABLE t3;
--let $q = update t2 set b = 100 where b = 6
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
--let $q = update t2 set a = 1002 where a = 1001
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
--let $q = update t2 set b = 6 where a = 600
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
--let $q = update t2 set b = 6 where a > 600 and a < 800
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
--let $q = delete from t2 where a > 600
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
drop table t2;
CREATE TABLE `t2` (
`a` int(11) default NULL,
`b` int(11) default NULL,
index (b)
)
PARTITION BY RANGE (a) (
PARTITION p0 VALUES LESS THAN (200),
PARTITION p1 VALUES LESS THAN (400),
PARTITION p2 VALUES LESS THAN (600),
PARTITION p3 VALUES LESS THAN (800),
PARTITION p4 VALUES LESS THAN (1001));
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t2 select a,1 from t1 where a < 100;
insert into t2 select a,2 from t1 where a >= 200 and a < 300;
insert into t2 select a,3 from t1 where a >= 300 and a < 400;
insert into t2 select a,4 from t1 where a >= 400 and a < 500;
insert into t2 select a,5 from t1 where a >= 500 and a < 600;
insert into t2 select a,6 from t1 where a >= 600 and a < 700;
insert into t2 select a,7 from t1 where a >= 700 and a < 800;
insert into t2 select a,8 from t1 where a >= 800 and a < 900;
insert into t2 select a,9 from t1 where a >= 900 and a < 1001;
ANALYZE TABLE t2;
--replace_column 10 #
explain partitions select * from t2;
# not using indexes
--replace_column 10 #
explain partitions select * from t2 where a = 101;
--replace_column 10 #
explain partitions select * from t2 where a = 550;
--replace_column 10 #
explain partitions select * from t2 where a = 833;
--replace_column 10 #
explain partitions select * from t2 where (a = 100 OR a = 900);
--replace_column 10 #
explain partitions select * from t2 where (a > 100 AND a < 600);
--replace_column 10 #
explain partitions select * from t2 where b = 4;
--replace_column 10 #
explain extended select * from t2 where b = 6;
--replace_column 10 #
explain partitions select * from t2 where b = 6;
--replace_column 10 #
explain extended select * from t2 where b in (1,3,5);
--replace_column 10 #
explain partitions select * from t2 where b in (1,3,5);
--replace_column 10 #
explain extended select * from t2 where b in (2,4,6);
--replace_column 10 #
explain partitions select * from t2 where b in (2,4,6);
--replace_column 10 #
explain extended select * from t2 where b in (7,8,9);
--replace_column 10 #
explain partitions select * from t2 where b in (7,8,9);
--replace_column 10 #
explain extended select * from t2 where b > 5;
--replace_column 10 #
explain partitions select * from t2 where b > 5;
--replace_column 10 #
explain extended select * from t2 where b > 5 and b < 8;
--replace_column 10 #
explain partitions select * from t2 where b > 5 and b < 8;
--replace_column 10 #
explain extended select * from t2 where b > 5 and b < 7;
--replace_column 10 #
explain partitions select * from t2 where b > 5 and b < 7;
--replace_column 10 #
explain extended select * from t2 where b > 0 and b < 5;
--replace_column 10 #
explain partitions select * from t2 where b > 0 and b < 5;
--let $q = update t2 set a = 111 where b = 10
--replace_column 10 #
--eval explain extended $q
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
--let $q = update t2 set a = 111 where b in (5,6)
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
--let $q = update t2 set a = 222 where b = 7
let $use_optimizer_trace=0;
if ($use_optimizer_trace)
{
SET @@optimizer_trace="enabled=on";
}
--replace_column 10 #
--eval explain partitions $q
if ($use_optimizer_trace)
{
SELECT * FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE;
SET @@optimizer_trace="enabled=off";
}
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
--let $q = delete from t2 where b = 8
--replace_column 10 #
--eval explain extended $q
if ($use_optimizer_trace)
{
SET @@optimizer_trace="enabled=on";
}
--replace_column 10 #
--eval explain partitions $q
if ($use_optimizer_trace)
{
SELECT * FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE;
SET @@optimizer_trace="enabled=off";
}
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
--let $q = delete from t2 where b > 5
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
show status like 'Handler_read_prev';
show status like 'Handler_read_next';
--let $q = delete from t2 where b < 5 or b > 3
--replace_column 10 #
--eval explain partitions $q
flush status;
--eval $q
show status like 'Handler_read_rnd_next';
show status like 'Handler_read_key';
show status like 'Handler_read_prev';
show status like 'Handler_read_next';
drop table t1, t2;
# BUG#18025
# part1: mediumint columns
create table t1 ( f_int1 mediumint, f_int2 integer)
partition by list(mod(f_int1,4)) (
partition p_3 values in (-3),
partition p_2 values in (-2),
partition p_1 values in (-1),
partition p0 values in (0),
partition p1 values in (1),
partition p2 values in (2),
partition p3 values in (3)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (9, 9), (8, 8), (7, 7), (6, 6), (5, 5),
(4, 4), (3, 3), (2, 2), (1, 1);
select * from t1 where f_int1 between 5 and 15 order by f_int1;
drop table t1;
# part2: bug in pruning code
#create table t1 (a char(10) binary)
#partition by list(ascii(a))
# (partition p1 values in (ascii('a')),
# partition p2 values in (ascii('b')),
# partition p3 values in (ascii('c')),
# partition p4 values in (ascii('d')),
# partition p5 values in (ascii('e')));
#insert into t1 values ('a'),('bb'),('ccc'),('dddd'),('eeEee');
#select * from t1 where a>='a' and a <= 'dddd';
#explain partitions select * from t1 where a>='a' and a <= 'dddd';
#drop table t1;
# BUG#18659: Assertion failure when subpartitioning is used and partition is
# "IS NULL"
create table t1 (f_int1 integer) partition by list(abs(mod(f_int1,2)))
subpartition by hash(f_int1) subpartitions 2
(
partition part1 values in (0),
partition part2 values in (1),
partition part4 values in (null)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 set f_int1 = null;
ANALYZE TABLE t1;
select * from t1 where f_int1 is null;
--replace_column 10 #
explain partitions select * from t1 where f_int1 is null;
drop table t1;
#
# BUG#18558
#
create table t1 (a int not null, b int not null)
partition by list(a)
subpartition by hash(b) subpartitions 4
(
partition p0 values in (1),
partition p1 values in (2),
partition p2 values in (3)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1,1),(1,2),(1,3),(1,4),
(2,1),(2,2),(2,3),(2,4);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a=1 AND (b=1 OR b=2);
drop table t1;
create table t1 (a int, b int not null)
partition by list(a)
subpartition by hash(b) subpartitions 2
(
partition p0 values in (1),
partition p1 values in (2),
partition p2 values in (3),
partition pn values in (NULL)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (1,1),(1,2),(1,3),(1,4),
(2,1),(2,2),(2,3),(2,4), (NULL,1);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a IS NULL AND (b=1 OR b=2);
--replace_column 10 #
explain partitions select * from t1 where (a IS NULL or a < 1) AND (b=1 OR b=2);
--replace_column 10 #
explain partitions select * from t1 where (a IS NULL or a < 2) AND (b=1 OR b=2);
--replace_column 10 #
explain partitions select * from t1 where (a IS NULL or a <= 1) AND (b=1 OR b=2);
drop table t1;
create table t1 ( a int) partition by list (MOD(a, 10))
( partition p0 values in (0), partition p1 values in (1),
partition p2 values in (2), partition p3 values in (3),
partition p4 values in (4), partition p5 values in (5),
partition p6 values in (6), partition pn values in (NULL)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (NULL), (0),(1),(2),(3),(4),(5),(6);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a is null or a < 2;
drop table t1;
# Testcase from BUG#18751
create table t1 (s1 int) partition by list (s1)
(partition p1 values in (0),
partition p2 values in (1),
partition p3 values in (null));
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (0),(1),(null);
ANALYZE TABLE t1;
select count(*) from t1 where s1 < 0 or s1 is null;
--replace_column 10 #
explain partitions select count(*) from t1 where s1 < 0 or s1 is null;
drop table t1;
# No tests for NULLs in RANGE(monotonic_expr()) - they depend on BUG#15447
# being fixed.
#
# BUG#17946 Like searches fail with partitioning
#
create table t1 (a char(32) primary key)
partition by key()
partitions 100;
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values ('na');
ANALYZE TABLE t1;
select * from t1;
select * from t1 where a like 'n%';
drop table t1;
# BUG#19055 Crashes for varchar_col=NUMBER or varchar_col IS NULL
create table t1 (s1 varchar(15)) partition by key (s1);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
select * from t1 where s1 = 0 or s1 is null;
insert into t1 values ('aa'),('bb'),('0');
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where s1 = 0 or s1 is null;
drop table t1;
#
# BUG#19684: EXPLAIN PARTITIONS produces garbage in 'partitions' column when
# the length of string to be displayed exceeds some limit.
create table t2 (a int, b int)
partition by LIST(a)
subpartition by HASH(b) subpartitions 40
( partition p_0_long_partition_name values in(1),
partition p_1_long_partition_name values in(2));
if ($verify_without_partitions)
{
ALTER TABLE t2 REMOVE PARTITIONING;
}
insert into t2 values (1,1),(2,2);
ANALYZE TABLE t2;
--vertical_results
--replace_column 10 #
explain partitions select * from t2;
--horizontal_results
drop table t2;
# BUG#20484 "Partitions: crash with explain and union"
create table t1 (s1 int);
--replace_column 10 #
explain partitions select 1 from t1 union all select 2;
drop table t1;
# BUG#20257: partition pruning test coverage for BIGINT UNSIGNED
create table t1 (a bigint unsigned not null) partition by range(a) (
partition p0 values less than (10),
partition p1 values less than (100),
partition p2 values less than (1000),
partition p3 values less than (18446744073709551000),
partition p4 values less than (18446744073709551614)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (5),(15),(105),(1005);
insert into t1 values (18446744073709551000+1);
insert into t1 values (18446744073709551614-1);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a < 10;
--replace_column 10 #
explain partitions select * from t1
where a >= 18446744073709551000-1 and a <= 18446744073709551000+1;
--replace_column 10 #
explain partitions select * from t1
where a between 18446744073709551001 and 18446744073709551002;
--replace_column 10 #
explain partitions select * from t1 where a = 18446744073709551000;
--replace_column 10 #
explain partitions select * from t1 where a = 18446744073709551613;
--replace_column 10 #
explain partitions select * from t1 where a = 18446744073709551614;
drop table t1;
#
# Test all variants of usage for interval_via_mapping
# and interval_via_walking
#
# t1 will use interval_via_mapping since it uses a
# monotonic function, whereas t2 will use
# interval_via_walking since the intervals are short
# and the function isn't monotonic (it is, but it isn't
# discovered in this version).
#
create table t1 (a int)
partition by range(a) (
partition p0 values less than (64),
partition p1 values less than (128),
partition p2 values less than (255)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
create table t2 (a int)
partition by range(a+0) (
partition p0 values less than (64),
partition p1 values less than (128),
partition p2 values less than (255)
);
if ($verify_without_partitions)
{
ALTER TABLE t2 REMOVE PARTITIONING;
}
insert into t1 values (0x20), (0x20), (0x41), (0x41), (0xFE), (0xFE);
insert into t2 values (0x20), (0x20), (0x41), (0x41), (0xFE), (0xFE);
ANALYZE TABLE t1;
ANALYZE TABLE t2;
--replace_column 10 #
explain partitions select * from t1 where a=0;
--replace_column 10 #
explain partitions select * from t2 where a=0;
--replace_column 10 #
explain partitions select * from t1 where a=0xFE;
--replace_column 10 #
explain partitions select * from t2 where a=0xFE;
--replace_column 10 #
explain partitions select * from t1 where a > 0xFE AND a <= 0xFF;
--replace_column 10 #
explain partitions select * from t2 where a > 0xFE AND a <= 0xFF;
--replace_column 10 #
explain partitions select * from t1 where a >= 0xFE AND a <= 0xFF;
--replace_column 10 #
explain partitions select * from t2 where a >= 0xFE AND a <= 0xFF;
--replace_column 10 #
explain partitions select * from t1 where a < 64 AND a >= 63;
--replace_column 10 #
explain partitions select * from t2 where a < 64 AND a >= 63;
--replace_column 10 #
explain partitions select * from t1 where a <= 64 AND a >= 63;
--replace_column 10 #
explain partitions select * from t2 where a <= 64 AND a >= 63;
drop table t1;
drop table t2;
create table t1(a bigint unsigned not null) partition by range(a+0) (
partition p1 values less than (10),
partition p2 values less than (20),
partition p3 values less than (2305561538531885056),
partition p4 values less than (2305561538531950591)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (9),(19),(0xFFFF0000FFFF000-1), (0xFFFF0000FFFFFFF-1);
insert into t1 values (9),(19),(0xFFFF0000FFFF000-1), (0xFFFF0000FFFFFFF-1);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where
a >= 2305561538531885056-10 and a <= 2305561538531885056-8;
--replace_column 10 #
explain partitions select * from t1 where
a > 0xFFFFFFFFFFFFFFEC and a < 0xFFFFFFFFFFFFFFEE;
--replace_column 10 #
explain partitions select * from t1 where a>=0 and a <= 0xFFFFFFFFFFFFFFFF;
drop table t1;
create table t1 (a bigint) partition by range(a+0) (
partition p1 values less than (-1000),
partition p2 values less than (-10),
partition p3 values less than (10),
partition p4 values less than (1000)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
insert into t1 values (-15),(-5),(5),(15),(-15),(-5),(5),(15);
ANALYZE TABLE t1;
--replace_column 10 #
explain partitions select * from t1 where a>-2 and a <=0;
drop table t1;
#
# BUG#27927 Partition pruning not optimal with TO_DAYS function
#
CREATE TABLE t1 ( recdate DATETIME NOT NULL )
PARTITION BY RANGE( TO_DAYS(recdate) ) (
PARTITION p0 VALUES LESS THAN ( TO_DAYS('2007-03-08') ),
PARTITION p1 VALUES LESS THAN ( TO_DAYS('2007-04-01') )
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES ('2007-03-01 12:00:00');
INSERT INTO t1 VALUES ('2007-03-07 12:00:00');
INSERT INTO t1 VALUES ('2007-03-08 12:00:00');
INSERT INTO t1 VALUES ('2007-03-15 12:00:00');
ANALYZE TABLE t1;
-- echo must use p0 only:
--replace_column 10 #
explain partitions select * from t1 where recdate < '2007-03-08 00:00:00';
drop table t1;
CREATE TABLE t1 ( recdate DATETIME NOT NULL )
PARTITION BY RANGE( YEAR(recdate) ) (
PARTITION p0 VALUES LESS THAN (2006),
PARTITION p1 VALUES LESS THAN (2007)
);
if ($verify_without_partitions)
{
ALTER TABLE t1 REMOVE PARTITIONING;
}
INSERT INTO t1 VALUES ('2005-03-01 12:00:00');
INSERT INTO t1 VALUES ('2005-03-01 12:00:00');
INSERT INTO t1 VALUES ('2006-03-01 12:00:00');
INSERT INTO t1 VALUES ('2006-03-01 12:00:00');
ANALYZE TABLE t1;
-- echo must use p0 only:
--replace_column 10 #
explain partitions select * from t1 where recdate < '2006-01-01 00:00:00';
drop table t1;
-- echo #
-- echo # BUG#33730 Full table scan instead selected partitions for query more than 10 partitions
-- echo #
create table t0 (a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
create table t1 (a int)
partition by range(a+0) (
partition p0 values less than (64),
partition p1 values less than (128),
partition p2 values less than (255)
);
if ($verify_without_partitions)
{
ALTER TABLE t0 REMOVE PARTITIONING;
}
insert into t1 select A.a + 10*B.a from t0 A, t0 B;
ANALYZE TABLE t1;
# this will use interval_via_walking
--replace_column 10 #
explain partitions select * from t1 where a between 10 and 13;
--replace_column 10 #
explain partitions select * from t1 where a between 10 and 10+33;
drop table t0, t1;
--echo #
--echo # Bug#71095: Wrong results with PARTITION BY LIST COLUMNS()
--echo #
CREATE TABLE t1
(c1 int,
c2 int,
c3 int,
c4 int,
PRIMARY KEY (c1,c2))
PARTITION BY LIST COLUMNS (c2)
(PARTITION p1 VALUES IN (1,2),
PARTITION p2 VALUES IN (3,4));
INSERT INTO t1 VALUES (1, 1, 1, 1), (2, 3, 1, 1);
INSERT INTO t1 VALUES (1, 2, 1, 1), (2, 4, 1, 1);
ANALYZE TABLE t1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 < 1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 <= 1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 = 1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 >= 1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 > 1;
SELECT * FROM t1 WHERE c1 = 1 AND c2 < 3;
SELECT * FROM t1 WHERE c1 = 1 AND c2 <= 3;
SELECT * FROM t1 WHERE c1 = 2 AND c2 <= 3;
SELECT * FROM t1 WHERE c1 = 2 AND c2 = 3;
SELECT * FROM t1 WHERE c1 = 2 AND c2 >= 3;
SELECT * FROM t1 WHERE c1 = 2 AND c2 > 3;
SELECT * FROM t1 WHERE c1 = 2 AND c2 < 4;
SELECT * FROM t1 WHERE c1 = 2 AND c2 <= 4;
SELECT * FROM t1 WHERE c1 = 2 AND c2 = 4;
SELECT * FROM t1 WHERE c1 = 2 AND c2 >= 4;
SELECT * FROM t1 WHERE c1 = 2 AND c2 > 4;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 < 1;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 <= 1;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 = 1;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 >= 1;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 > 1;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 < 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 1 AND c2 <= 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 <= 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 = 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 >= 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 > 3;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 < 4;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 <= 4;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 = 4;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 >= 4;
--replace_column 10 #
EXPLAIN SELECT * FROM t1 WHERE c1 = 2 AND c2 > 4;
DROP TABLE t1;