1CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=TokuDB; 2INSERT INTO t1 VALUES (1), (2), (3); 3SET DEBUG_SYNC="handler_ha_index_next_end SIGNAL idx_scan_in_progress WAIT_FOR finish_scan"; 4SELECT * FROM t1; 5SET DEBUG_SYNC="now WAIT_FOR idx_scan_in_progress"; 6ANALYZE TABLE t1; 7Table Op Msg_type Msg_text 8test.t1 analyze status OK 9SELECT * FROM t1; 10a 111 122 133 14SET DEBUG_SYNC="now SIGNAL finish_scan"; 15a 161 172 183 19DROP TABLE t1; 20