2017年7月8日
Entity Framework Logging and Intercepting Database Operations (EF6 Onwards)
摘要： 1.自定义日志 public class LogHelper { public static void DbInfo(string str) { string className = "方法名"; string path = "/DbInfo.txt"; if (string.IsNullOrEmp 阅读全文
posted @ 2017-07-08 11:28 连先森 阅读(223) 评论(0) 推荐(0)
Entity Framework Working with Transactions
摘要： namespace TransactionsExamples { class TransactionsExample { static void StartOwnTransactionWithinContext() { using (var context = new BloggingContext()) ... 阅读全文
posted @ 2017-07-08 10:58 连先森 阅读(195) 评论(0) 推荐(0)
Entity Framework Code First to an Existing Database
摘要： 1. Create an Existing Database CREATE TABLE [dbo].[Blogs] ( [BlogId] INT IDENTITY (1, 1) NOT NULL, [Name] NVARCHAR (200) NULL, [Url] NVARCHAR (200) NU 阅读全文
posted @ 2017-07-08 10:21 连先森 阅读(151) 评论(0) 推荐(0)
Entity Framework Code First to a New Database
摘要： 1. Create the Application 1. Create the Application To keep things simple we’re going to build a basic console application that uses Code First to per 阅读全文
posted @ 2017-07-08 09:54 连先森 阅读(179) 评论(0) 推荐(0)
Entity Framework 预备知识
摘要： https://msdn.microsoft.com/en-us/library/jj679962(v=vs.113).aspx 1.引用Entity Framework 2.Data Annotations 1)主键：[Key] 2)复合主键：多个[Key] 3)外键：[ForeignKey] [ 阅读全文
posted @ 2017-07-08 08:45 连先森 阅读(126) 评论(0) 推荐(0)