DescriptionYou are working for Macrohard company in data structures department. After failing your previous task about key insertion you were asked to...
分类:
编程语言 时间:
2015-03-14 21:43:18
阅读次数:
1724
with cte as( select Id,Pid,DeptName,0 as lvl from Department where Id = 2 union all select d.Id,d.Pid,d.DeptName,lvl+1 from cte c inner jo...
分类:
数据库 时间:
2015-03-14 16:44:34
阅读次数:
181
TheEmployeetable holds all employees. Every employee has an Id, a salary, and there is also a column for the department Id.+----+-------+--------+----...
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其他好文 时间:
2015-03-11 10:28:01
阅读次数:
111
这个属性是用来做优化的,但是有时候反而会降低性能,我跟你打个简单的比方,假如你有一个Department对象,它和Employee对象是一对多的关系(比如一个部门有100个员工),当你加载Department的时候,它包含的所有Employee也被加载了,此时如果returnsObjectsAsFaults为YES,则员工们不会被添加到内存中。...
分类:
移动开发 时间:
2015-03-08 10:29:02
阅读次数:
137
实体类:员工类:public class Department : ObservableCollection{public string DepName { get; set; } public ObservableCollection Employees { get; set; } }部门类...
Problem Description
Nowadays, we all know that Computer College is the biggest department in HDU. But, maybe you don't know that Computer College had ever been split into Computer College and Software College in 2002.
The splitting is absolutely a big even...
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其他好文 时间:
2015-03-04 19:14:57
阅读次数:
176
Difference between cost center & profit center?A profit center is the department or division of an enterprise that earns revenue from selling a produc...
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其他好文 时间:
2015-03-04 16:01:47
阅读次数:
208
Ancient CipherAncient Roman empire had a strong government system with various departments, including a secret service department. Important documents...
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其他好文 时间:
2015-03-03 13:20:38
阅读次数:
187
一、Hibernate之1-N关联映射1. 哪边是 1 , 哪边是多 ? 须要从业务的角度来说明。比如,Employee 和 Department 之间就是 n-1 的关联关系,Order 和 Customer 之间也是 n-1 的关联关系。 1). 关联关系是有方向的: 2). 怎样在类中来...
分类:
Web程序 时间:
2015-02-22 14:34:46
阅读次数:
180
2015-01-01 Created By BaoXinjian一、摘要本教程通过一个简单的场景的构建富internet应用程序提供了一个用户界面来访问数据库表。创建一个完整的应用程序包括业务服务、用户接口和页面流。案例描述:创建一个实验指南来查询Department和Employee,创建多个JS...
分类:
Web程序 时间:
2015-02-16 11:37:42
阅读次数:
130