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在实际工作中,特别是后台统计功能,要求的数据查询往往非常复杂,经常把数据库拖慢甚至崩溃。下面介绍如何 ...
前言说到SQL的模糊查询,最先想到的,应该就是like关键字。当我们需要查询包含某个特定字段的数据时,往往会 ...
众所周知,oracle有个伪列ROWNUM,所以oracle修改查询出来数据的前几行非常方便,只要在where后面再加上一个 ...
俗话说的好“纸上得来终觉浅,绝知此事要躬行”,上一篇简单的介绍了一下SSAS,那么今天就通过实例来体会一 ...
根据页面提示,到底过滤了什么东西?可以知道一定过滤了什么.... 分别输入1,2,3有对应的结果 使用'会报错,于 ...
开发环境Visual Studio 2017PostgreSQL 9.6.3 配置步骤 先从上方的网址中下载需要版本的Po ...
步骤摘要yum install https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-cent ...
在完成SQLServer和Java工程的主要设置之后就是编写程序测试了,在这里,我首先在SQL Server中建立了一个名为 ...
NOT NULL约束 INDEX 索引 CHECK 约束 DEFAULT 约束 UNIQUE 约束 PRIMARY KEY 约束 FOREIGN KEY 约束:简单的 ...
创建和删除数据库 创建和删除表 添加修改和删除字段创建和删除数据库CREATE DATABASE justForLearn;DROP DA ...
学习MYSQL 有这么一个顺序 增查改删,这篇文章介绍关于MYSQL 增的基本知识; DOS 面板需要将环境配置好后才可 ...
SqlServer游标中使用continue的注意事项。declare @userid int --用户iddeclare cur_uid Cursor for select ...
druid打印error的sql,druid 执行过程中,正常的sql可以打印拼接好的sql语句[设为debug级别,打印sql语句是非 ...
plsqldeveloper中如何将序列的值重设为1.,都知道,在oracle中,实现某个主键自增,一般是用触发器trigger和 ...

Downgrading SQL Server Editions

[ 2017-07-24 07:01:01 | by 店小二05 ]
At some point in your career working with SQL Server, you will run into a situation where the wrong ...
Right now, Erik and I are presenting at the 24 Hours of PASS. We’re talking about Last Season’s Pe ...

CodeSOD: A Pre-Packaged Date

[ 2017-07-24 07:03:01 | by 店小二04 ]
Microsoft’s SQL Server Integration Services is an ETL tool that attempts to mix visual programming ...

Import a bacpac to SQL Server

[ 2017-07-24 07:04:02 | by 店小二03 ]
This is a more of a note-to-self. I sometimes have to import a bacpac file from customer’s databa ...
A hybrid cloud is a fairly attractive model when implementing cloud computing in enterprise informat ...

SQL Server Job Search QandA

[ 2017-07-24 07:06:02 | by 店小二03 ]
By: Cate Murray || Related Tips:More Professional Development Career Planning Problem ...
By: Edwin Sarmiento || Related Tips:More AlwaysOn Availability Problem In a previous ...
Microsoft's long, gentle embrace of Linux continues with the first release candidate of SQL Server 2 ...
The best part of my SQL Server Performance Tuning Practical Workshop is that at the end of the wo ...
In the world of continuous integration and delivery where we might want to perform numerous builds a ...
JSON, XML, YAML and HTML are great for recording hierarchies such as organisations, taxonomies, and ...
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