#### db_type: ob #### #### test_type: mda_step_wat_c1 #### #### isolation: read-committed #### current_result: The query result of the current SQL statement. Each row of table is separated by a space, and the fields in each row are separated by commas expected_result: The expected result is the expected query result for each SQL that conforms to the serializability theory ----------wat_mda_step_wat_c1 test prepare---------- Q0-T1 execute sql: 'DROP TABLE t1;' Q0-T1 execute sql: 'CREATE TABLE t1 (k INT PRIMARY KEY, v INT);' Q0-T1 execute sql: 'INSERT INTO t1 VALUES (0, 0);' Q0-T1 execute sql: 'INSERT INTO t1 VALUES (1, 0);' Q0-T1 execute sql: 'INSERT INTO t1 VALUES (2, 0);' Q0-T1 execute opt: 'COMMIT;' ----------wat_mda_step_wat_c1 test run---------- Q1-T1 execute sql: 'BEGIN;' Q1 finished at: 2022-5-20 15:8:43:681:496 Q2-T1 execute sql: 'UPDATE t1 SET v=1 WHERE k=0;' Q2 finished at: 2022-5-20 15:8:43:685:598 Q3-T2 execute sql: 'BEGIN;' Q3 finished at: 2022-5-20 15:8:43:784:326 Q4-T2 execute sql: 'UPDATE t1 SET v=2 WHERE k=1;' Q4 finished at: 2022-5-20 15:8:43:786:220 Q5-T2 execute sql: 'UPDATE t1 SET v=2 WHERE k=0;' Q6-T3 execute sql: 'BEGIN;' Q6 finished at: 2022-5-20 15:8:43:884:146 Q7-T3 execute sql: 'UPDATE t1 SET v=3 WHERE k=2;' Q7 finished at: 2022-5-20 15:8:43:885:908 Q8-T3 execute sql: 'UPDATE t1 SET v=3 WHERE k=1;' Q9-T1 execute sql: 'UPDATE t1 SET v=1 WHERE k=2;' Q5 failed reason: [MySQL][ODBC 8.0(w) Driver][mysqld-5.7.25]resource busy; acquire with WAIT timeout expired errcode: HY000 Q5 failed at: 2022-5-20 15:8:49:341:621 Q8 failed reason: [MySQL][ODBC 8.0(w) Driver][mysqld-5.7.25]resource busy; acquire with WAIT timeout expired errcode: HY000 Q8 failed at: 2022-5-20 15:8:49:702:655 Q9 failed reason: [MySQL][ODBC 8.0(w) Driver][mysqld-5.7.25]resource busy; acquire with WAIT timeout expired errcode: HY000 Q9 failed at: 2022-5-20 15:8:50:687:903 Test Result: Timeout Reason: Transaction execution timeout