原文链接: http://bouk.co/blog/hacking-developers/ If you’re reading this and you’re a software developer, you’re probably running some services locally. Redis, Memcached, and Elasticsearch are software products that many rely on. What you might not know,…

[Table] public class AddTableNameHere : INotifyPropertyChanged, INotifyPropertyChanging { // // TODO: Add columns and associations, as applicable, here. // // Version column aids update performance. [Column(IsVersion = true)] private Binary _version;…

今天在用VS2013自带的LocalDB调整数据库时出错,在网上也搜到许多方案,如卸载SQLServer LocalDB的程序.重新创建实例等都没有解决我的问题,也重新修改以及修复Vs,问题依旧存在,仔细思索研究后找到了解决方案: 1.先贴问题(注:我这里是LocalDB V11.0不能使用): Microsoft Visual Studio --------------------------- 尝试附加到数据库失败并出现以下信息: 在与 SQL Server 建立连接时出现与网络相关的或特定…

原文:与众不同 windows phone (7) - Local Database(本地数据库) [索引页][源码下载] 与众不同 windows phone (7) - Local Database(本地数据库) 作者:webabcd介绍与众不同 windows phone 7.5 (sdk 7.1) 之本地数据库 概述 演示如何使用“本地数据库” 示例1.概述Summary.xaml <phone:PhoneApplicationPage x:Class="Demo.LocalDat…

错误描述: 在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误.未找到或无法访问服务器.请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接. (provider: SQL Network Interfaces, error: 52 - 无法定位 Local Database Runtime 安装.请验证 SQL Server Express 是否正确安装以及本地数据库运行时功能是否已启用.) 解决方案: 下载LocalDB安装. 下载地址: SQL Se…

要使用oracle数据库,需要准备三部分: 1.oracle服务端 2.oracle客户端 3.连接工具 你装的Oracle Database 11g Express Edition就是服务端,plsql就是连接工具,还需要安装oracle客户端instantclient-basic-win32-11.2.0.1.0. Oracle数据库历来以价格昂贵出名,当然贵有贵的道理,成为一个Oracle DBA也是令人羡慕的事情,如果程序员熟悉Oracle使用也有机会接触到大型的项目,但是Oracle似…

/*By Jiangong SUN*/ After encountering some problems in deploying databases to local server, here are some tips which could be helpful in the database deployment exercises. When you deploy your databases. You can monitor the progress in "Data Tools O…

下午,开心的看着dpdk的文档,做做各种小实验. 后台正常yaourt -Syu,三个多G的下载,我总是过很久才update一次. 然后KDE窗口各种异常,我知道又在开始更x相关的东西了.可是因为X异常所以看见konsole.于是脑残的我就reboot了... 是reboot,不是systemctl reboot.(不明白我为什么这么脑残,既然出现了异常,说明已经download完成,开始install了,等一下就好了嘛,重启没有任何帮助.) 重启之后,果然出了问题,无线网卡驱动不起来了.幸好还…

Add Rules to Fiddler to create a new menu item as follows: // Log the currently selected sessions in the list to a database. // Note: The DB must already exist and you must have permissions to write to it. public static ToolsAction("Log Selected Sess…

参见: [1] http://www.cnblogs.com/yjmyzz/archive/2009/10/26/1590033.html [2] http://blogs.msdn.com/b/sqlexpress/archive/2011/12/09/using-localdb-with-full-iis-part-2-instance-ownership.aspx [3] http://stackoverflow.com/questions/7698286/login-failed-for…

Now you can use the SQL Server Managerment Studio to do this: Connect to the SQL Azure database. 通过 SQL Server Management Studio 工具连接Azure 数据库 Right click the database that you want to copy in Object Explorer. 选中目标数据库右键点击 Choose  the option "Task&quo…

BY CRAIG CHAPMAN · PUBLISHED 2015-07-02 · UPDATED 2015-07-02   Working at Embarcadero, I frequently hear from mobile developers attempting to connect their mobile application to a database server. By far the most common that I’m asked about is MySQL…

When you use a relational database, you need a way to track and organize your database schema evolutions. Typically there are several situation where you need a more sophisticated way to track your database schema changes: When you work within a team…

instant-client(数据库即时客户端) 官方说明:即时客户端在一个单独的针对 Instant Client 的 OTN 开发和分发许可下提供,它允许大多数许可下载.重新分发和部署到生产环境中,而不收取任何费用. 为什么使用 instant-client 无需安装,解压就好了: 免费. 下载instant-client 地址:http://www.oracle.com/technetwork/cn/database/features/instant-client/index-092699…

在上一篇<HTML5本地存储之Web Storage篇>中,简单介绍了如何利用localStorage实现本地存储:实际上,除了sessionStorage和localStorage外,HTML5还支持通过本地数据库进行本地数据存储,HTML5采用的是"SQLite"这种文件型数据库,该数据库多集中在嵌入式设备上,熟悉IOS/Android开发的同学,应该对SQLite数据库比较熟悉. HTML5中的数据库操作比较简单,主要有如下两个函数: 1.通过openDatabase…

Would you like to be able to write and test code that uses the Amazon DynamoDB API even if you have no network connection and without incurring any usage charges ? If so, you are going to love Amazon's new DynamoDB Local test tool. DynamoDB Local is…

Make following steps to solve the issue: Cannot connect to (local). ADDITIONAL INFORMATION: Login failed for user 'SA'. (Microsoft SQL Server, Error: 18456) reference : MSSQLSERVER_18456 Connect to SQL Server local account using "Windows Authenticati…

本文转自:https://docs.microsoft.com/en-us/previous-versions/sql/sql-server-2008-r2/ms157300%28v%3dsql.105%29 Reporting Services uses a SQL Server database for internal storage. The database is required and it is used to store published reports, models, s…

我们知道,MongoDB的Oplog (operations log)记录了用户的最近一段时间的操作(时间长短主要受设置的oplogSize和程序的写入更新量的影响).那么,如果其他部门(例如BI团队)需要抽取数据,从 local.oplog.rs中读取解析一个不错的选择. oplog位于local数据下面,为了将权限最小化,大家需要创建此库的权限(还可以将权限细化到集合,再次不讨论). 习惯性的,在local数据库下面创建,但是报错了. 执行脚本 db.createUser( { user:…

MVP可以在channel 9上传视频了,所以准备做个英文视频传上去分享给大家,本文做稿子. Hello everyone, As we all know, SQLite is a great and popular local database running on mobile devices. Consider of its powerful and useful features, lots of apps use SQLite database as the main way of a…

一.同义词synonymconnect sys/123 as sysdba;select * from emp;ORA-00942: 表或视图不存在create synonym emp for scott.emp;select * from emp; 1.定义同义词是一个模式对象的别名.可以为一个表或视图. 序列. PL/SQL 程序单元. 用户定义的对象类型.或另一个同义词等创建同义词.因为同义词只是一个别名,因此除了要在数据字典存储其定义之外,不需要其它存储. 2.用途同义词可以为数据库用户…

背景 基于Windows认证的Web application, 通过Visual Studio 2013创建的LocalDB位于App_Data目录下 现象 本地调试没有任何问题.发布到服务器(Windows Server 2008R2, IIS7.5)后,在浏览器访问抛出异常 A network-related or instance-specific error occurred while establishing a connection to SQL Server. The serve…

1.在pl/sql developer中创建database links 2.使用database links select * from table1@xtbg 注意:@xtbg是database links的name…

主要区别在于连接协议不同,前者(localhost)使用TCP协议,后者("(local)")使用NamedPipe协议. Sample code with SQL Server connection strings often use localhost and (local) interchangeably. They're different. Server=(local);Database=DotNetNuke;Trusted_Connection=TrueUses named…

Overview For maximum control over local data, developers can use SQLite directly by leveraging SQLiteOpenHelper for executing SQL requests and managing a local database. In this guide, we'll use the example of building a database to persist user crea…

Which SGA structures are required, and which are optional? The database buffer cache, log buffer, and shared pool are required; the large pool, Java pool, and Streams pool are optional. It is not possible to create a log buffer smaller than the defau…

Chapter6 Controlling Database Location,Creation Process, and Seed Data 第6章 控制数据库位置,创建过程和种子数据 In previous chapters you have seen how convention and configuration can be used to affect the model and the resulting database schema. In this chapter you wi…

EF虽说对LocalDb支持的不错,但LocalDb有自身的缺陷(不想sqlite那样数据库文件可以像普通文件一样使用). LocalDb在一个计算机上会对数据库有唯一性约束,要求本机的localdb不能重名.如果没有注意到这一点就会有以下问题: Cannot attach the file ‘{0}' as database '{1}' EF CodeFirst 指定不同数据库文件路径来新建同名的数据库时就会出现无法新建数据库(localDb). 删除localdb的方法 不能仅仅删除文件,需…

第一步:(安装工具包) sudo yum install curl openssh-server postfix cronie sudo service postfix start sudo chkconfig postfix on sudo lokkit -s http -s ssh 第二步:(安装ruby,如果已安装则可跳过这个步骤) sudo yum install ruby ruby-irb 第三步:(下载并安装gitlab-ce-xx.rpm安装包) curl https://pack…

Trigger a Build whenever a change occurs. it can help us reduce assumptions on a projecvt by rebuilding software whenever a change occurs in a version control system. The value of CI: Reduce risks Defects are detected and fixed sooner Health of softw…