小編給大家分享一下MySQL中slave_exec_mode如何設置自動跳過同步復制錯誤，相信大部分人都還不怎么了解，因此分享這篇文章給大家參考一下，希望大家閱讀完這篇文章后大有收獲，下面讓我們一起去了解一下吧！

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slave_exec_mode設置可以跳過1032(記錄沒有找到)和1062(主鍵重復)錯誤，并記錄到錯誤日志中。

slave_exec_mode和slave_skip_errors作用是一樣的，只是slave_exec_mode可以在線動態設置。slave_skip_errors必須添加到配置文件中，重啟生效。

備庫

mysql> select * from testdb1.student;

+------+------+-------+-------+

| id   | name | class | score |

+------+------+-------+-------+

|    1 | a    | 1     |    45 |

|    2 | b    | 1     |    46 |

|    3 | c    | 2     |    89 |

|    4 | d    | 2     |    90 |

|    5 | e    | 3     |    67 |

|    6 | f    | 3     |    87 |

|    7 | g    | 4     |    77 |

|    8 | h    | 4     |    91 |

+------+------+-------+-------+

8 rows in set (0.00 sec)

mysql> delete from testdb1.student where id >5;

Query OK, 3 rows affected (0.00 sec)

mysql> commit;

Query OK, 0 rows affected (0.00 sec)

#修改參數之前

主庫master

mysql>  delete from testdb1.student where id >7;

Query OK, 1 row affected (0.00 sec)

備庫查看狀態

mysql> show slave status\G

*************************** 1. row ***************************

               Slave_IO_State: Waiting for master to send event

                  Master_Host: 192.168.56.91

                  Master_User: rep

                  Master_Port: 3306

                Connect_Retry: 60

              Master_Log_File: ray-bin.000008

          Read_Master_Log_Pos: 1272

               Relay_Log_File: ray-relay-bin.000003

                Relay_Log_Pos: 1226

        Relay_Master_Log_File: ray-bin.000008

             Slave_IO_Running: Yes

            Slave_SQL_Running: No

              Replicate_Do_DB:

          Replicate_Ignore_DB:

           Replicate_Do_Table:

       Replicate_Ignore_Table:

      Replicate_Wild_Do_Table:

  Replicate_Wild_Ignore_Table:

                   Last_Errno: 1032

                   Last_Error: Could not execute Delete_rows event on table testdb1.student; Can't find record in 'student', Error_code: 1032; handler error HA_ERR_END_OF_FILE; the event's master log ray-bin.000008, end_log_pos 1241

                 Skip_Counter: 0

          Exec_Master_Log_Pos: 1065

              Relay_Log_Space: 1957

              Until_Condition: None

               Until_Log_File:

                Until_Log_Pos: 0

           Master_SSL_Allowed: No

           Master_SSL_CA_File:

           Master_SSL_CA_Path:

              Master_SSL_Cert:

            Master_SSL_Cipher:

               Master_SSL_Key:

        Seconds_Behind_Master: NULL

Master_SSL_Verify_Server_Cert: No

                Last_IO_Errno: 0

                Last_IO_Error:

               Last_SQL_Errno: 1032

               Last_SQL_Error: Could not execute Delete_rows event on table testdb1.student; Can't find record in 'student', Error_code: 1032; handler error HA_ERR_END_OF_FILE; the event's master log ray-bin.000008, end_log_pos 1241

  Replicate_Ignore_Server_Ids:

             Master_Server_Id: 2

                  Master_UUID: 840f94e0-8ea0-11e5-af92-080027a94012

             Master_Info_File: /data/3307/data/master.info

                    SQL_Delay: 0

          SQL_Remaining_Delay: NULL

      Slave_SQL_Running_State:

           Master_Retry_Count: 86400

                  Master_Bind:

      Last_IO_Error_Timestamp:

     Last_SQL_Error_Timestamp: 151126 12:42:37

               Master_SSL_Crl:

           Master_SSL_Crlpath:

           Retrieved_Gtid_Set:

            Executed_Gtid_Set:

                Auto_Position: 0

1 row in set (0.00 sec)

mysql> stop slave;

Query OK, 0 rows affected (0.78 sec)

mysql> set global sql_slave_skip_counter=1;

Query OK, 0 rows affected (0.01 sec)

mysql> start slave;

Query OK, 0 rows affected (0.33 sec)

#修改備庫參數

mysql> show variables like '%slave_exec_mode%';

+-----------------+--------+

| Variable_name   | Value  |

+-----------------+--------+

| slave_exec_mode | STRICT |

+-----------------+--------+

1 row in set (0.00 sec)

mysql> set global slave_exec_mode=idempotent;

Query OK, 0 rows affected (0.00 sec)

mysql> show variables like '%slave_exec_mode%';

+-----------------+------------+

| Variable_name   | Value      |

+-----------------+------------+

| slave_exec_mode | IDEMPOTENT |

+-----------------+------------+

1 row in set (0.00 sec)

主庫刪除數據

mysql>  delete from testdb1.student where id >6;

Query OK, 1 row affected (0.01 sec)

mysql> commit;

Query OK, 0 rows affected (0.00 sec)

備庫查看狀態和錯誤日志

mysql> show slave status\G

*************************** 1. row ***************************

               Slave_IO_State: Waiting for master to send event

                  Master_Host: 192.168.56.91

                  Master_User: rep

                  Master_Port: 3306

                Connect_Retry: 60

              Master_Log_File: ray-bin.000008

          Read_Master_Log_Pos: 1479

               Relay_Log_File: ray-relay-bin.000004

                Relay_Log_Pos: 488

        Relay_Master_Log_File: ray-bin.000008

             Slave_IO_Running: Yes

            Slave_SQL_Running: Yes

              Replicate_Do_DB:

          Replicate_Ignore_DB:

           Replicate_Do_Table:

       Replicate_Ignore_Table:

      Replicate_Wild_Do_Table:

  Replicate_Wild_Ignore_Table:

                   Last_Errno: 0

                   Last_Error:

                 Skip_Counter: 0

          Exec_Master_Log_Pos: 1479

              Relay_Log_Space: 1972

              Until_Condition: None

               Until_Log_File:

                Until_Log_Pos: 0

           Master_SSL_Allowed: No

           Master_SSL_CA_File:

           Master_SSL_CA_Path:

              Master_SSL_Cert:

            Master_SSL_Cipher:

               Master_SSL_Key:

        Seconds_Behind_Master: 0

Master_SSL_Verify_Server_Cert: No

                Last_IO_Errno: 0

                Last_IO_Error:

               Last_SQL_Errno: 0

               Last_SQL_Error:

  Replicate_Ignore_Server_Ids:

             Master_Server_Id: 2

                  Master_UUID: 840f94e0-8ea0-11e5-af92-080027a94012

             Master_Info_File: /data/3307/data/master.info

                    SQL_Delay: 0

          SQL_Remaining_Delay: NULL

      Slave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it

           Master_Retry_Count: 86400

                  Master_Bind:

      Last_IO_Error_Timestamp:

     Last_SQL_Error_Timestamp:

               Master_SSL_Crl:

           Master_SSL_Crlpath:

           Retrieved_Gtid_Set:

            Executed_Gtid_Set:

                Auto_Position: 0

1 row in set (0.00 sec)

[root@ray ~]# tail -20f /data/3307/data/mysql_ray.err

2015-11-26 12:50:29 12127 [Warning] Slave SQL: Could not execute Delete_rows event on table testdb1.student; Can't find record in 'student', Error_code: 1032; handler error HA_ERR_END_OF_FILE; the event's master log ray-bin.000008, end_log_pos 1655, Error_code: 1032

注：pos可能對不上，因為截取的問題，不必在意。

以上是“mysql中slave_exec_mode如何設置自動跳過同步復制錯誤”這篇文章的所有內容，感謝各位的閱讀！相信大家都有了一定的了解，希望分享的內容對大家有所幫助，如果還想學習更多知識，歡迎關注創新互聯行業資訊頻道！

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