--echo # Bug#17769777 EXCESSIVE MEMORY CONSUMPTION WITH MANY AND / BETWEEN --echo # ITEMS --echo # Bug#17413040 USING MANY WHERE CONDITIONS MAKES RANGE SCAN DISABLED CREATE TABLE t1 ( a INT, b INT, KEY (a) )ENGINE=INNODB; INSERT INTO t1 VALUES (0, 0), (1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6), (7, 7), (8, 8), (9, 9); ANALYZE TABLE t1; SET RANGE_OPTIMIZER_MAX_MEM_SIZE= 100; EXPLAIN SELECT DISTINCT a FROM t1 WHERE (a, b) IN ((0, 0), (1, 1)); SET RANGE_OPTIMIZER_MAX_MEM_SIZE= DEFAULT; EXPLAIN SELECT DISTINCT a FROM t1 WHERE (a, b) IN ((0, 0), (1, 1)); DROP TABLE t1; --source include/force_myisam_default.inc --source include/have_myisam.inc #Running the entire test suite for range queries to increase the test #coverage SET RANGE_OPTIMIZER_MAX_MEM_SIZE= 10; --source include/range.inc SET RANGE_OPTIMIZER_MAX_MEM_SIZE= DEFAULT; --echo # End of test for Bug#17769777 and Bug#17413040