05 2012 档案

Entity Framework Power Tool
摘要：Link:http://visualstudiogallery.msdn.microsoft.com/72a60b14-1581-4b9b-89f2-846072eff19dDesc:When right-clicking on a C# project, the following context menu functions are supported:Reverse Engineer Code First - Generates POCO classes, derived DbContext and Code First mapping for an existing database. 阅读全文

posted @ 2012-05-04 14:33 笑东风 阅读(638) 评论(0) 推荐(0) 编辑

第一次调用Web service响应速度慢的解决办法
摘要：Env:Client: WinForm(Net Framework 2.0)Server:Web Service(Net Framework 4.0)Problem:Client use proxy to invoke a simple method in web services, this methodonly take a fewmilliseconds but the first invoke maytake more than 10 seconds.Reason:The defult proxy was enable by default (if the element is not 阅读全文

posted @ 2012-05-03 15:17 笑东风 阅读(4718) 评论(0) 推荐(1) 编辑

T-SQL中的参数与变量
摘要：在TSQL中，查询语句编译时并不为变量赋值(SET OR SELECT Operation)，即变量赋值在编译完成，语句执行时才执行赋值操作，因此查询优化器不一定能为查询语句生成一个合适的执行计划ex：DECLARE @Id INT =100;SELECT * FROM dbo.UsersWHERE UserId>@Id可以使用以下几种方式修改：--=====================================================DECLARE @Id INT =100;SELECT * FROM dbo.UsersWHERE UserId>@IdOPTIO 阅读全文

posted @ 2012-05-01 21:47 笑东风 阅读(1357) 评论(2) 推荐(0) 编辑

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