mysql中slave_exec_mode如何设置自动跳过同步复制错误

小编给大家分享一下MySQL中slave_exec_mode如何设置自动跳过同步复制错误，相信大部分人都还不怎么了解，因此分享这篇文章给大家参考一下，希望大家阅读完这篇文章后大有收获，下面让我们一起去了解一下吧！

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slave_exec_mode设置可以跳过1032(记录没有找到)和1062(主键重复)错误，并记录到错误日志中。

slave_exec_mode和slave_skip_errors作用是一样的，只是slave_exec_mode可以在线动态设置。slave_skip_errors必须添加到配置文件中，重启生效。

备库

mysql> select * from testdb1.student;

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

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

| 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)

#修改参数之前

主库master

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

Query OK, 1 row affected (0.00 sec)

备库查看状态

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)

#修改备库参数

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)

主库删除数据

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)

备库查看状态和错误日志

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可能对不上，因为截取的问题，不必在意。

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mysql中slave_exec_mode如何设置自动跳过同步复制错误

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