# # Bug #21789000 SPATIAL INDEX CAUSES INCORRECT CARDINALITY FOR ALL # NON-PRIMARY INDEXES # CREATE TABLE t1 ( id INT NOT NULL AUTO_INCREMENT, a VARCHAR(10) NOT NULL, b VARCHAR(5) NOT NULL, c GEOMETRY NOT NULL SRID 0, PRIMARY KEY (id), SPATIAL INDEX c (c), INDEX a (a), INDEX b (b) ) ENGINE=MyISAM; CREATE TABLE t2 ( id INT NOT NULL AUTO_INCREMENT, a VARCHAR(10) NOT NULL, b VARCHAR(5) NOT NULL, c GEOMETRY NOT NULL, PRIMARY KEY (id), INDEX a (a), INDEX b (b) ) ENGINE=MyISAM; INSERT INTO t1(a, b, c) VALUES ('a1', 'b1', POINT(0, 0)), ('a2', 'b2', POINT(0, 0)), ('a3', 'b3', POINT(0, 0)), ('a4', 'b4', POINT(0, 0)), ('a5', 'b5', POINT(0, 0)), ('a6', 'b6', POINT(0, 0)), ('a7', 'b7', POINT(0, 0)); INSERT INTO t2 SELECT * FROM t1; ANALYZE TABLE t1; Table Op Msg_type Msg_text test.t1 analyze status OK SHOW INDEXES FROM t1; Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression t1 0 PRIMARY 1 id A 7 NULL NULL BTREE YES NULL t1 1 c 1 c A 1 32 NULL SPATIAL YES NULL t1 1 a 1 a A 7 NULL NULL BTREE YES NULL t1 1 b 1 b A 7 NULL NULL BTREE YES NULL ANALYZE TABLE t2; Table Op Msg_type Msg_text test.t2 analyze status Table is already up to date SHOW INDEXES FROM t2; Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression t2 0 PRIMARY 1 id A 7 NULL NULL BTREE YES NULL t2 1 a 1 a A 7 NULL NULL BTREE YES NULL t2 1 b 1 b A 7 NULL NULL BTREE YES NULL DROP TABLE t1, t2;