INSERT INTO `tutors` VALUES (1,'HongQigong','M',93),(2,'HuangYaoshi','M',63),(3,'Miejueshitai','F',72),(4,'OuYangfeng','M',76),(5,'YiDeng','M',90),(6,'YuCanghai','M',56),(7,'Jinlunfawang','M',67),(8,'HuYidao','M',42),(9,'NingZhongze','F',49),(10,'TOM','F',30),(11,'DingDian','M',25),(12,'HuFei','M',31),(13,'Xuzhu','M',26),(18,'DingDian','M',25),(19,'HuFei','M',31),(20,'Xuzhu','M',26),(23,'stu0010','M',NULL),(24,'stu0012','M',NULL),(25,'str000023','M',NULL),(26,'str000024','M',NULL),(27,'str9999','M',NULL),(28,'str9991','M',NULL),(29,'str9992','M',NULL),(30,'str9993','M',NULL),(32,'??-???','M',21),(33,'?–ˉ?-?','M',21),(34,'????-?','M',21);
?
可以看到导出的数据是乱码
?
[root@localhostdata]# mysqldump -uroot -p123456 --compact --default-character-set=latin1jiaowu tutors >test6
Warning: Using a password on the commandline interface can be insecure.
[root@localhostdata]# cat test6
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8*/;
CREATE TABLE `tutors` (
`TID` smallint(5) unsigned NOT NULL AUTO_INCREMENT,
`Tname` varchar(200) DEFAULT NULL,
`Gender` enum('F','M') DEFAULT 'M',
`Age` tinyint(3) unsigned DEFAULT NULL,
UNIQUE KEY `TID` (`TID`)
) ENGINE=InnoDB AUTO_INCREMENT=35 DEFAULTCHARSET=latin1;
/*!40101 SET character_set_client =@saved_cs_client */;
INSERT INTO `tutors` VALUES(1,'HongQigong','M',93),(2,'HuangYaoshi','M',63),(3,'Miejueshitai','F',72),(4,'OuYangfeng','M',76),(5,'YiDeng','M',90),(6,'YuCanghai','M',56),(7,'Jinlunfawang','M',67),(8,'HuYidao','M',42),(9,'NingZhongze','F',49),(10,'TOM','F',30),(11,'DingDian','M',25),(12,'HuFei','M',31),(13,'Xuzhu','M',26),(18,'DingDian','M',25),(19,'HuFei','M',31),(20,'Xuzhu','M',26),(23,'stu0010','M',NULL),(24,'stu0012','M',NULL),(25,'str000023','M',NULL),(26,'str000024','M',NULL),(27,'str9999','M',NULL),(28,'str9991','M',NULL),(29,'str9992','M',NULL),(30,'str9993','M',NULL),(32,'中国','M',21),(33,'疯子','M',21),(34,'傻子','M',21);
?
可以看到设置编码后，导出的数据为正确的中文字符
?
9) 备份前锁定表并且刷新备份日志
?
备份前查看二进制日志号：
mysql>show master status;
+--------------+----------+--------------+------------------+-------------------+
| File | Position | Binlog_Do_DB |Binlog_Ignore_DB | Executed_Gtid_Set |
+--------------+----------+--------------+------------------+-------------------+
| mysql.000009 | 120 | | | |
+--------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)
[root@localhostdata]# mysqldump -uroot -p123456 --compact -F -l jiaowu >jiaowu.sql
Warning: Using a password on the commandline interface can be insecure.
?
备份后查看二进制日志号
mysql>show master status;
+--------------+----------+--------------+------------------+-------------------+
| File | Position | Binlog_Do_DB |Binlog_Ignore_DB | Executed_Gtid_Set |
+--------------+----------+--------------+------------------+-------------------+
| mysql.000011 | 120 | | | |
+--------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)
我靠这里居然滚动了俩日志，我一直没搞明白为什么滚动俩日志，下将12导出请大家解决小弟问题
/*!50530 SET@@SESSION.PSEUDO_SLAVE_MODE=1*/;
/*!40019 SET @@session.max_insert_delayed_threads=0*/;
/*!50003 S