SQL数据库的相关内容

文章 2010-12-12 来自：开发者社区

用vc创建新的SQL SERVER数据库

_variant_t strSQL; CString strConnect;//===================使用系统数据库======================================== ::CoInitialize(NULL...

文章 2010-10-27 来自：开发者社区

监控长时间运行的查询(监控数据库性能的SQL )

查询v$session_longops动态性能视图可以查看运行时间大于6秒的查询，如果想让运行时间大于6秒的查询被数据库引擎收集，必须满足以下条件：1 参数timed_statistics或sql_trace为true2 涉及的对象（表或索引）必须被分析（analyze或dbms_stats）监控数据库性能的SQL [Ref: http://xzh2000.itpub.n...

文章 2010-08-30 来自：开发者社区

[备忘]修改SQL Server 2005/2008 用户数据库文件默认路径和默认备份路径

以下仅为参照，如果有多个实例，可能会有些许不同：本环境是SQL Server 2005 Standard Version 64-bit 和 SQL Server 2008 Standard Version 64-bit 双实例同时安装在一个Windows Server 2008 ...

文章 2010-08-27 来自：开发者社区

SQL Server中强制关闭数据库连接

1.问题引入在SQL Server中备份/还原/分离/脱机/删除指定数据库时, 如果有其他用户正在使用此数据库时, SQL Server为了防止数据异常, 会报错而终止你的操作. 当然, 在SQL 2005里, 在做[分离/删除]数据库时提供了一个选项[关闭所以连接]供勾选(SQL 2000好像...

文章 2010-08-22 来自：开发者社区

关键字: sqlserver 数据库 SQL循环语句 declare @i int set @i=1 while @i<30 begin insert into test (userid) values(@i) set @i=@i+1 end --------------- while 条件 begin 执行操作 set @i=@i+1 end WHILE 设置重复执行 SQL 语句或语句....

文章 2010-08-09 来自：开发者社区

jsp连接SQL Server 2000数据库代码

package util; import java.sql.Connection;import java.sql.DriverManager;   public class ConnDB {   public static String driver="com.microsoft.jdbc.sqlserver.SQLServerDriver"; public...

文章 2010-08-03 来自：开发者社区

统计SQL2005中数据库中的每张表的记录数

刚刚需要用到的，记录一下，SQL05以上管用，2000没试过。。。 Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->select b.[name] 表名,max(a.rowcnt) 记录数from sysi...

文章 2010-08-02 来自：开发者社区

T-SQL语句实现数据库备份与还原

这种方式感觉实现起来也不错，我是使用这种方式来完成数据库备份还原的功能的。需要指出下面这些存储过程是在网上搜索到的。谢谢代码的提供者。在此转载利用T-SQL语句,实现数据库的备份与还原的功能体现了SQL Server中的四个知识点： 1．获取SQL Server服务器上的默认目录 2．备份SQL语句的使用 3．恢复SQL语句的使用，同时考虑了强制恢...

文章 2010-07-07 来自：开发者社区

PDA连接远程SQL 2005数据库

最近因为项目里面需要用到一个使用PDA连接远程SQL 2005数据库，进行数据操作的功能，程序DeBug下的exe文件可以正常连接数据库及相关的数据操作，但是只要一部署到PDA上面就提示无法找到 DLL“dbnetlib.dll”的错误，故将 C:\Program Files\Microsoft SQL Server Compact Edition\v3.5\Devices\Client\wc....

文章 2010-07-06 来自：开发者社区

SQL基础-->数据库事务(TRANSACTION)

--====================== --SQL基础-->数据库事务 --====================== 一、数据库事务数据库事务是指作为单个逻辑工作单元执行的一系列操作，可以认为事务就是一组不可分割的SQL语句二、数据库事务的ACID属性 &nbs...

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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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