自定义列 .Select( p = >new{ test = p.id}) // 同sql 列名 as 新列名 如下是 自己在写代码的例子,查询,分页,where条件,排序 var where = new Where<INCOM_TERMINALFAULT>(); ); ")); DataTable table = Db.Context.From<INCOM_TERMINALFAULT>() .Select( p = >new{ test = p.CARID}…
DOS Batch - Function Tutorial What it is, why it`s important and how to write your own. Description: The assumption is: A batch script snippet can be named a function when: ... it has a callable entrance point. ... on completion execution continues r…
What's the difference between Active Record and Data Mapper? https://www.culttt.com/2014/06/18/whats-difference-active-record-data-mapper/ ORM 实例教程 - 阮一峰的网络日志 http://www.ruanyifeng.com/blog/2019/02/orm-tutorial.html…
Follow this tutorial to create a simple application used to store contacts and other related objects as you learn about the fundamentals of the eXpressApp Framework. Reviewing the XAF Architecture topic about the basic concepts used throughout this t…
本来需要EF来更新指定的字段,后来在园子里找到了代码 var StateEntry = ((IObjectContextAdapter)dbContext).ObjectContext.ObjectStateManager.GetObjectStateEntry(entity); StateEntry.SetModifiedProperty(property); 今天看Dos.ORM的源码发现了如何找到Lambda表达式里面的属性值 public string GetFieldNameByLam…
