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#******************************************************** # Bug 17057168 - LARGE PERFORMANCE REGRESSION FOR INNODB # GEOMETRY/SPATIAL INDEX LOOKUP #******************************************************** --source include/have_geometry.inc --source include/not_embedded.inc --source include/no_valgrind_without_big.inc CREATE DATABASE geotest; use geotest; CREATE TABLE tmp (id int unsigned NOT NULL PRIMARY KEY); INSERT INTO tmp VALUES (0), (1), (2), (3), (4), (5), (6), (7), (8), (9); INSERT INTO tmp SELECT 10+id FROM tmp; INSERT INTO tmp SELECT 20+id FROM tmp; INSERT INTO tmp SELECT 40+id FROM tmp; INSERT INTO tmp SELECT 80+id FROM tmp; CREATE TABLE t1 (id int unsigned NOT NULL auto_increment PRIMARY KEY, location point, INDEX (location)) ENGINE=InnoDB; INSERT INTO t1 (location) SELECT POINT(tmp1.id, tmp2.id) FROM tmp tmp1, tmp tmp2 ORDER BY tmp1.id, tmp2.id; #Befor fix, the row number will be the total number of index recs, #After fix, the row number will be 1. EXPLAIN SELECT id, ST_AsText(location) FROM t1 WHERE location = POINT(1, 2); SELECT id, ST_AsText(location) FROM t1 WHERE location = POINT(1, 2); DROP TABLE t1; DROP TABLE tmp; DROP DATABASE geotest;