#### db_type: crdb ####
#### test_type: dda_read_write_skew1_c1 ####
#### 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
 
set TXN_ISOLATION = serializable for each session
----------wat_dda_read_write_skew1_c1 test prepare----------
Q0-T1 execute sql: 'DROP TABLE IF EXISTS 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);'

----------wat_dda_read_write_skew1_c1 test run----------
Q1-T1 execute sql: 'BEGIN TRANSACTION;'
Q1 finished at: 2022-4-2 16:52:54:555:746
Q2-T1 execute sql: 'SELECT * FROM t1 WHERE k=0;'
   current_result: 
     (0,0) 
  *(1) expected_result: 
     (0,0) 
   (2) expected_result: 
     (0,1) 

Q2 finished at: 2022-4-2 16:52:54:559:501
                                        Q3-T2 execute sql: 'BEGIN TRANSACTION;'
                                        Q3 finished at: 2022-4-2 16:52:54:655:902
                                        Q4-T2 execute sql: 'UPDATE t1 SET v=2 WHERE k=1;'
                                        Q4 finished at: 2022-4-2 16:52:54:659:146
                                        Q5-T2 execute sql: 'UPDATE t1 SET v=1 WHERE k=0;'
                                        Q5 finished at: 2022-4-2 16:52:54:662:213
Q6-T1 execute sql: 'UPDATE t1 SET v=1 WHERE k=1;'
                                        Q8-T2 execute sql: 'COMMIT TRANSACTION;'
                                        Q8 finished at: 2022-4-2 16:52:54:859:363
Q6 failed reason: Server error [SQL state: 40001]: restart transaction: TransactionRetryWithProtoRefreshError: WriteTooOldError: write at timestamp 1648889574.555247881,0 too old; wrote at 1648889574.655508025,1 errcode: HY000
Q6 failed at: 2022-4-2 16:52:55:468:761

Test Result: Rollback
Reason: Server error [SQL state: 40001]: restart transaction: TransactionRetryWithProtoRefreshError: WriteTooOldError: write at timestamp 1648889574.555247881,0 too old; wrote at 1648889574.655508025,1