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mysql结果命令行
mysql结果命令行
MySQL命令行
查询
结果
中文显示乱码.
数据库
编码格式为utf8,表和字段也都是utf8,存进去的格式是utf-8 但是用
命令行
工具查询命令select*from 表名;查询出来的中文是乱码 原因:
MySQL
客户端根本就不能以utf8的形式返回数据 解决如下:SET NAMES GB2312;在
命令行
执行即可解决。
mysql
常用基础操作语法(六)-对数据排序和限制
结果
数量的条件查询【
命令行
模式】
1、使用order by对查询的
结果
进行排序,asc升序,desc降序:也可以在order by后指定多个字段名和排序方式进行多级排序:2、使用limit限制查询
结果
的数量:上图中的0,代表查询的开始位置,也可以理解为跳过的数量;上图中的2代表需要查询出...
mysql
常用基础操作语法(八)~多表查询合并
结果
和内连接查询【
命令行
模式】
1、使用union和union all合并两个查询
结果
:select 字段名 from tablename1 union select 字段名 from tablename2;注意这个操作必须保证两张表字段相同,字段数据类型也相同。另外,使用union的时候会去除重复(相同)的记录,而union all...
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