#### db_type: oracle #### #### test_type: mda_step_iat #### #### isolation: serializable #### 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 ----------iat_mda_step_iat 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;' ----------iat_mda_step_iat test run---------- Q1-T1 execute opt: 'BEGIN;' Q1 finished at: 2022-5-20 15:17:32:469:345 Q2-T1 execute sql: 'SELECT * FROM t1 WHERE k=2;' current_result: (2,0) *(1) expected_result: (2,0) *(2) expected_result: (2,0) *(3) expected_result: (2,0) (4) expected_result: (2,1) (5) expected_result: (2,1) (6) expected_result: (2,1) Q2 finished at: 2022-5-20 15:17:32:473:217 Q3-T2 execute opt: 'BEGIN;' Q3 finished at: 2022-5-20 15:17:32:571:509 Q4-T2 execute sql: 'SELECT * FROM t1 WHERE k=0;' current_result: (0,0) (1) expected_result: (0,1) (2) expected_result: (0,1) *(3) expected_result: (0,0) *(4) expected_result: (0,0) (5) expected_result: (0,1) *(6) expected_result: (0,0) Q4 finished at: 2022-5-20 15:17:32:575:171 Q5-T3 execute opt: 'BEGIN;' Q5 finished at: 2022-5-20 15:17:32:669:674 Q6-T3 execute sql: 'SELECT * FROM t1 WHERE k=1;' current_result: (1,0) (1) expected_result: (1,1) *(2) expected_result: (1,0) (3) expected_result: (1,1) (4) expected_result: (1,1) *(5) expected_result: (1,0) *(6) expected_result: (1,0) Q6 finished at: 2022-5-20 15:17:32:673:672 Q7-T1 execute sql: 'UPDATE t1 SET v=1 WHERE k=0;' Q7 finished at: 2022-5-20 15:17:32:774:528 Q8-T2 execute sql: 'UPDATE t1 SET v=1 WHERE k=1;' Q8 finished at: 2022-5-20 15:17:32:872:925 Q9-T3 execute sql: 'UPDATE t1 SET v=1 WHERE k=2;' Q10-T1 execute opt: 'COMMIT;' Q11-T2 execute opt: 'COMMIT;' Q9 failed reason: [Oracle][ODBC][Ora]ORA-08177: can't serialize access for this transaction errcode: HY000 Q9 failed at: 2022-5-20 15:17:33:875:296 Test Result: Rollback Reason: [Oracle][ODBC][Ora]ORA-08177: can't serialize access for this transaction