CREATE PROCEDURE populate_t1()
BEGIN
DECLARE i int DEFAULT 1;
START TRANSACTION;
WHILE (i <= 1000000) DO
INSERT INTO t1 VALUES (i, i, CONCAT('a', i));
SET i = i + 1;
END WHILE;
COMMIT;
END|
CREATE TABLE t1(
class   INT,
id      INT,
title   VARCHAR(100)
) ENGINE=InnoDB;
SELECT COUNT(*) FROM t1;
COUNT(*)
1000000
SET GLOBAL innodb_stats_persistent_sample_pages=2000;
ANALYZE TABLE t1;
Table	Op	Msg_type	Msg_text
test.t1	analyze	status	OK
DROP TABLE t1;
DROP PROCEDURE populate_t1;
SET GLOBAL innodb_stats_persistent_sample_pages=default;
