sql云数据库RDS SQLServer版的相关内容

文章 2008-06-25 来自：开发者社区

SQL Server2005杂谈（4）：在SQL Server2005中按列连接字符串的三种方法

本文为原创，如需转载，请注明作者和出处，谢谢！上一篇：SQL Server2005杂谈（3）：四个排名函数（row_number、rank、dense_rank和ntile）的比较最近做一个项目，遇到一个在分组的情况下，将某一列的字段值（varchar类型）连接起来的问题，类似于sum函数对int型字段值求和。如有一个表t_table，结构和数据如图1 &...

文章 2008-05-26 来自：开发者社区

使用T-SQL脚本在SQL Server创建角色，并给角色赋予相应权限

--添加角色,给角色赋予权限,然后把用户添加到该角色.         --创建角色   r_test     EXEC   sp_addrole   'r_test'         --授予   r_test   对   jobs &n...

文章 2008-03-09 来自：开发者社区

配置 SQL Server 以便使用 2 GB 以上的物理内存(包括SQL Server 2005)

1. 概要使用Windows 2000 Server 的操作系统，对于SQL Server而言，需要打开操作系统的3G开关，它才能利用到2G以上的物理内存，否则这些4G以上内存只有2G能够被SQL Server使用到。如果服务器上的内存高于4G，请打开操作系统的/3G开关。这样重新启动后，SQL ...

文章 2007-06-09 来自：开发者社区

缩小sql server数据库日志文件,限制sql server数据库日志文件的大小

由于经常和数据库打交道,经常见到在客户的机器上,SQL server数据库日志文件的大小,远远超过于数据库数据文件的大小,客户用的都是一些服务器,磁盘空间有的是,当然不在乎这点文件,可以,当客户要求查找一些数据的时候,就不得不备份客户的数据库,经常是备份回来的数据库,无法还原,原因就是我的PC上没有这么大的空间来还原,无奈啊, 只有把客户的数据库日志缩小一下了,于是从网上找了以下代码,可以收缩数....

文章 2007-03-23 来自：开发者社区

方便查看数据表和字段的SQL语句(适用于SQLServer2000)

　　经过对SQLServer2000系统表的分析，写出了以下两个SQL语句。可以把这两个语句分别建为两个“视图”，方便查看用户数据表和字段的信息。1、列出所有的用户数据表：SELECT TOP 100 PERCENT o.name AS 表名FROM dbo.syscolumns c INNER JOIN dbo.sysobjects o...

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云数据库 RDS SQL Server 版

云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。

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