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DROP TABLE IF EXISTS ids;
CREATE TABLE ids (
id INT PRIMARY KEY AUTO_INCREMENT
) DEFAULT CHARSET=UTF8;
INSERT INTO ids VALUES (1);
INSERT INTO ids VALUES (2);
INSERT INTO ids VALUES (3);
INSERT INTO ids VALUES (4);
INSERT INTO ids VALUES (5);
INSERT INTO ids VALUES (6);
INSERT INTO ids VALUES (7);
INSERT INTO ids VALUES (8);
INSERT INTO ids VALUES (9);
INSERT INTO ids VALUES (10);
SET mroonga_max_n_records_for_estimate = 1;
EXPLAIN SELECT * FROM ids WHERE id > 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE ids range PRIMARY PRIMARY 4 NULL 1 Using where; Using index
SET mroonga_max_n_records_for_estimate = DEFAULT;
DROP TABLE ids;
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