When using an ORM such as NHibernate or Entity Framework with AutoMapper's standard Mapper.Map functions, you may notice that the ORM will query all the fields of all the objects within a graph when A
查询用例 1、简单示例查所有、查单 条、聚合函数、是否存在 、模糊查询等例子var getAll = db.Queryable().ToList();//查询所有
var top10= db.Queryable().Take(10).ToList();//查询前10
var getFirst = db.Queryable().First(it=>it.Id1);//查询单条
var g
State & Fault Tolerance
目录
Overview （概述）
Working with State （带状态的工作）
The Broadcast State Pattern （广播状态模式）Checkpointing
Queryable State （可查询状态 ）
State Backends （状态后端）
State Schema Evolution （状态模式
ex sql: SELECT a.Id,GROUP_CONCAT(b.Name) FROM A a LEFT JOIN B b on a.id=b.UID WHERE a.Id in ('xxx','yyy') GROUP BY a.Id C#: var test = db.Queryable<A, ...
什么是 OData 协议?OData, 相信身为 .NET 程序员应该不为陌生, 尤其是它的实现: ASP.NET WEB API OData. 对于 OData, 官网上对其的定义是OData - the best way to RESTAn open protocol to allow the creation and consumption of queryable and interope
