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mysql数据表varchar
mysql数据表varchar
mysql
创建
数据表
,
varchar
字段报错
mysql
创建
数据表
时发生错误。字符集:utf-8补充一下:
mysql
版本:Ver 14.14 Distrib 5.1.65,for Win64(unknown)错误语句:将
varchar
中的字符长度,改为200,就可以正常使用了。这是什么原因?
mysql
创建长度为2000的
varchar
字段,应该是没有...
mysql
创建
数据表
,
varchar
(2000)报错1118?报错
mysql
创建
数据表
时发生错误。字符集:utf-8 补充一下:
mysql
版本:Ver 14.14 Distrib 5.1.65,for Win64(unknown)错误语句:CREATE TABLE `NewTable`(`goods_id` int(11)UNSIGNED NULL AUTO_INCREMENT,`cat_id` int(11)NULL,`type_id` int...
MySQL
面试常见之
数据表
分区设计&查询缓存&字符集修改&join&
varchar
1.
MySQL
面试常见之
数据表
分区如何设计
数据表
分区主要是解决监控
数据
过大造成的单
表数据
量过大,在存储及查询的过程中对性能造成影响,通过
数据表
分区,减小
数据
文件的大小,提高磁盘读写性能。时间阀值需求,指标明细保留90天,趋势
数据
...
1
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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
MySQL2核4G 8.8元/月
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
MySQL2核4G 8.8元/月
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