truncate table 恢復: 1、測試數據 mysql> select count(*) from o_order; +----------+ | count(*) | +----------+ | 34 | +----------+ 1 row in set (0.00 sec) 2、truncate table mysql> truncate table o_order; Query OK, 0 rows affected (0.05 sec) mysql> select count(*) from o_order; +----------+ | count(*) | +----------+ | 0 | +----------+ 1 row in set (0.00 sec) 3、強制刷新日誌 mysql> flush logs; Query OK, 0 rows affected (0.01 sec) mysql> show master status; +---------------------+----------+------------------+------------------+-------------------+ | File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set | +---------------------+----------+------------------+------------------+-------------------+ | mysql_binlog.000009 | 120 | history,realtime | mysql | | +---------------------+----------+------------------+------------------+-------------------+ 1 row in set (0.00 sec) 4.先從備份恢復: mysql> \. his.sql 注:如無備份數據,則到逐個恢復日誌 5、定位log位置 '/*!*/; # at 1607 #141128 0:54:29 server id 1 end_log_pos 1638 CRC32 0x69cfa1df Xid = 1734 COMMIT/*!*/; # at 1638 #141128 1:06:23 server id 1 end_log_pos 1730 CRC32 0xb0178972 Query thread_id=34 exec_time=1 error_code=0 use `history`/*!*/; SET TIMESTAMP=1417107983/*!*/; truncate table o_order 6、恢復數據 [root@db01 ~]# mysqlbinlog -d history --stop-position=1638 /data/mysql/mysql_binlog.000008 |mysql 7、檢查數據 mysql> select count(*) from o_order; +----------+ | count(*) | +----------+ | 34 | +----------+ 1 row in set (0.00 sec)
同步相同結構數據庫數據
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