DROP TABLE IF EXISTS t1; CREATE TABLE t1 (a , b ) ENGINE= ; INSERT INTO t1 (a,b) VALUES ('foobar',1000),('a',1),('bar',200),('foo',100); HANDLER t1 OPEN AS h1; HANDLER t1 READ FIRST; ERROR 42S02: Unknown table 't1' in HANDLER HANDLER h1 READ FIRST; a b foobar 1000 HANDLER h1 READ NEXT; a b a 1 HANDLER h1 READ FIRST WHERE a < 'foo'; a b a 1 HANDLER h1 READ NEXT; a b bar 200 HANDLER h1 READ NEXT; a b foo 100 HANDLER h1 READ NEXT; a b HANDLER h1 READ FIRST LIMIT 2; a b foobar 1000 a 1 HANDLER h1 READ NEXT; a b bar 200 HANDLER h1 READ NEXT WHERE b>500 LIMIT 2; a b HANDLER t1 OPEN; HANDLER h1 READ FIRST WHERE b>500 LIMIT 5; a b foobar 1000 HANDLER t1 READ NEXT; a b foobar 1000 HANDLER h1 READ NEXT WHERE b<100; a b HANDLER t1 CLOSE; HANDLER h1 READ FIRST; a b foobar 1000 HANDLER t1 CLOSE; ERROR 42S02: Unknown table 't1' in HANDLER DROP TABLE t1; HANDLER h1 CLOSE; ERROR 42S02: Unknown table 'h1' in HANDLER CREATE TABLE t1 (a , b , (a)) ENGINE= ; INSERT INTO t1 (b,a) VALUES ('a',1),('b',200),('f',100),('b',101),('c',2); HANDLER t1 OPEN AS h1; HANDLER h1 READ a = (100); a b 100 f HANDLER h1 READ a <= (100) WHERE b < 'f'; a b 2 c HANDLER h1 READ a > (2) WHERE b IS NOT NULL LIMIT 2; a b 100 f 101 b HANDLER h1 READ a FIRST; a b 1 a HANDLER h1 READ a LAST; a b 200 b HANDLER h1 READ a PREV; a b 101 b HANDLER h1 READ a NEXT; a b 200 b HANDLER h1 CLOSE; DROP TABLE t1;