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mariadb/mysql-test/main/handler_read_last.test
2018-03-29 13:59:44 +03:00

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--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings
CREATE TABLE t1 (a INT, INDEX (a));
INSERT INTO t1 VALUES (),(),(),(),(),(),(),(),(),();
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a LIMIT 1;
SHOW STATUS LIKE 'HANDLER_READ%';
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a DESC LIMIT 1;
SHOW STATUS LIKE 'HANDLER_READ%';
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a LIMIT 3;
SHOW STATUS LIKE 'HANDLER_READ%';
FLUSH STATUS;
SELECT a FROM t1 ORDER BY a DESC LIMIT 3;
SHOW STATUS LIKE 'HANDLER_READ%';
DROP TABLE t1;