刚接触CloudStack,也是第一次翻译英文文档,限于水平有限,不当之处欢迎拍砖! 原文地址:https://cwiki.apache.org/confluence/display/CloudStack/Data+Access+Layer 读前必知 关于CloudStack的数据访问层要知道三件事: 第一:CloudStack的数据访问层以位于cloud-engine-schema中的VO来表示,底层的数据库只是schema的一个实现.这意味着一个VO可能是一张表的一部分,也可能是联合了多张表…

https://docs.microsoft.com/en-us/aspnet/web-forms/overview/getting-started/getting-started-with-aspnet-45-web-forms/create_the_data_access_layer This tutorial describes how to create, access, and review data from a database using ASP.NET Web Forms an…

sql script code: CREATE TABLE DuCardType ( CardTypeId INT IDENTITY(1,1) PRIMARY KEY, CardTypeName NVARCHAR(100) NOT NULL, --卡类名称 CardTypeColor NVARCHAR(50) NOT NULL --卡颜色(或样本) ) GO IF EXISTS (SELECT * FROM sysobjects WHERE [name] = 'proc_Insert_DuCar…

http://www.codeproject.com/Articles/630277/Generic-Data-Access-Layer-GDA-Part-I http://www.codeproject.com/Articles/681565/Self-Synchronized-Data-Access-Layer?msg=5004433#xx5004433xx…

Apache CloudStack development is not an easy task, for the simplest of deployments one requires a server where the management server, mysql server and NFS server would run, at least one host or server which would run a hypervisor (to run virtual mach…

简介 Spring.NET为事务管理提供了一个持久化抽象(consistent abstraction ),其优点如下: 为不同事务API,例如ADO.NET,Enterprise Services,System.Transactions和NHibernate,提供了一个持久化编程模型. 为以上数据获取技术的声明式事务管理(declarative transaction management) 提供支持. 为可编程事务管理(programmatic transaction management)…

In this tutorial I'll be using the nopCommerce plugin architecture to implement a product view tracker. We will start coding with the data access layer, move on to the service layer, and finally end on dependency injection. Getting started Create a n…

As a mature and turnkey Infrastructure-as-a-Service (IaaS) platform, Apache CloudStack has a comprehensive set of features. This is an extensive, but not exhaustive, set of features. Have a feature request? We'd invite you to bring it up on the maili…

.NET Core was released a few months ago, and data access libraries for most databases, both relational and NoSQL are now available. In this post, I’ll detail what client libraries are available, as well as show code samples for each of them. ORM EF C…

Performance Comparison: Data Access Techniques Priya DhawanMicrosoft Developer Network January 2002 原文链接:https://msdn.microsoft.com/en-us/library/ms978388.aspx 概要:在典型的应用环境中,比较不同数据访问技术的表现性能.适用于Microsoft .NET Framework Beta2 和 Microsoft SQL Server 2000…