config root man

--source include/have_partition.inc

--echo #
--echo # test using Index Condition Pushdown for partitioned tables
--echo #

--echo # Test failure of ICP calls -> don't use ICP (MyISAM does not support
--echo # ICP on BLOB indexes)

CREATE TABLE t1 (a int PRIMARY KEY, b BLOB, c varchar(16) DEFAULT 'Filler...', INDEX (b(4), a))
ENGINE = MyISAM
PARTITION BY HASH (a) PARTITIONS 3;

SHOW CREATE TABLE t1;

INSERT INTO t1 (a, b) VALUES (1, 0xdeadbeef), (2, "text filler"),
(3, 'filler...'), (4, " more filler "), (5, "test text"), (6, "testing...");

ANALYZE TABLE t1;

let $query= SELECT a, HEX(b) FROM t1 WHERE b >= 'te' and (a % 2);
eval EXPLAIN $query;
eval EXPLAIN FORMAT=JSON $query;
eval $query;

--echo Only MyISAM and InnoDB supports both INDEX and BLOBS...
ALTER TABLE t1 ENGINE = InnoDB;

ANALYZE TABLE t1;

eval EXPLAIN $query;
eval EXPLAIN FORMAT=JSON $query;
eval $query;

DROP TABLE t1;