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mysql问题处理
mysql问题处理
mysql
锁
问题处理
错误信息如下 1 2 3 4 5 6 7 8#Time:140122 16:34:23#User@Host:xxxxxxx#Thread_id:19904440 Schema:xxxx Last_errno:1205 Killed:0#Query_time:200.911931 Lock_time:0.000041 Rows_sent:0 Rows_examined:0 Rows_affected:0 Rows_read:...
云数据库RDS
MySQL
版数据库自增列不连续
问题处理
问题
描述 使用
云数据库RDS
MySQL
版数据库时,发现自增列不连续。
问题
原因 由于数据库的列存在约束条件,插入数据失败,导致自增列不连续。解决方法 关于自增列
问题处理
详情请参考
MySQL
官方文档。适用于
云数据库
RDS
MySQL
版&如果您的
问题
...
RDS
MySQL
全文检索相关
问题
及
处理
概述 本文主要介绍
RDS
MySQL
全文检索相关
问题
及
处理
方法。详细信息 阿里
云
提醒您:如果您对实例或数据有修改、变更等风险操作,务必注意实例的容灾、容错能力,确保数据安全。如果您对实例(包括但不限于ECS、
RDS
)等进行配置与数据修改,...
MySQL
8.0.12安装步骤及
问题处理
MySQL
8.0.12安装步骤及
问题处理
关于
数据库
的安装真是一条心酸而漫长的道路版本:
mysql
8.0.12正常流程:因为这个是免安装的,所以将文件解压缩即可 1.进行环境变量配置(计算机-属性-高级系统设置-环境变量-系统变量)打开
MySQL
安装位置,将...
mysql
自动断开连接的
问题处理
mysql
自动断开连接的
问题处理
mysql
与程序连接,在一定时间内没有出现连接超过
mysql
的连接等待时间(wait_timeout)会出现断开连接情况,跟
数据库
配置有关。
mysql
默认连接等待时间是为(28800s)即8h,可以通过 如图 www.2cto.com 命令:...
Mysql
主从不同步
问题处理
由于各种原因,
mysql
主从架构经常会出现数据不一致的情况出现,大致归结为如下几类 1:备库写数据 2:执行non-deterministic query 3:回滚掺杂事务表和非事务表的事务 4:binlog或者relay log数据损坏 数据不同步给应用带来的危害是致命的,当...
MySQL
|空间碎片化
问题处理
increment指,空余一部分buffer空间,保证后续将源表历史数据写入rename后的新表时主键不冲突 3、对于此类经常需要进行数据清理的表,建议使用分区表进行存储,后续对数据的
处理
仅仅需要删除指定分区 更多技术信息请查看
云
掣官网...
Mysql
主从不同步
问题处理
案例
在使用
Mysql
的主从复制架构中,有两个比较头疼的
问题
:1、主从数据不同步后如何
处理
2、主从同步延迟
问题
如何解决 本文将根据实际案例来分析下
问题
1,至于
问题
2多数文档介绍的办法是启用多线程复制来解决,言归正传,这里的
问题
1还可以细分...
RDS
for
MySQL
Mysqldump 常见
问题
和
处理
RDS
for
MySQL
Mysqldump 常见
问题
和
处理
GTID 特性相关 避免表级锁等待 设置导出字符集 其他导出时需要注意的选项 举例
RDS
for
MySQL
不支持的选项
RDS
for
MySQL
逻辑备份 1.GTID 特性相关
MySQL
5.6 引入了 GTID 特性,因此随 5.6 版本...
技术运维
问题
-
MYSQL
使用-
RDS
MySQL
全文检索相关
问题
的
处理
RDS
MySQL
全文检索相关
问题
1.
RDS
MySQL
对全文检索的支持 2.
RDS
MySQL
全文检索相关参数 3.
RDS
MySQL
全文检索中文支持 3.1 MyISAM 引擎表 3.2 InnoDB 引擎表 4.like '%xxx%' 和全文检索的比较 4.1 like '%xxx%' 4.2 全文检索 5.ft_query...
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云数据库RDS MySQL版
MySQL 是全球最受欢迎的开源数据库,阿里云MySQL版 通过深度的内核优化和独享实例提供稳定极致的数据库性能,同时灵活的部署架构及产品形态,可满足不同场景下的数据库需求。
了解详情
管理控制台
在线咨询
最新活动
MySQL 1年仅19.9元
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
SaaS上云数据库
数据库客户案例合集
产品推荐
云数据库PolarDB
云原生数据仓库MySQL
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云数据库RDS MySQL版
MySQL 是全球最受欢迎的开源数据库,阿里云MySQL版 通过深度的内核优化和独享实例提供稳定极致的数据库性能,同时灵活的部署架构及产品形态,可满足不同场景下的数据库需求。
了解详情
管理控制台
在线咨询
最新活动
MySQL 1年仅19.9元
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
SaaS上云数据库
数据库客户案例合集
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云数据库PolarDB
云原生数据仓库MySQL