Linq学习(二)-本次学习用到的资料

use KMS
create table Blog_User
(
UserId int primary key identity(1,1),
NickName nvarchar(10),
CreateTime datetime
)
create table Blog_LeaveMsg
(
ID int primary key identity(1,1),
ReceiverId int,
foreign key(ReceiverId) references Blog_User(UserId),
LeaverId int,
foreign key(LeaverId) references Blog_User(UserId),
CreateTime datetime,
[Content] nvarchar(255)
)
create table Blog_UserInfo
(
ID int,
foreign key(ID) references Blog_User(UserId),
Introduce nvarchar(255),
RealName nvarchar(10)
)
insert into Blog_User values('Kimisme','2016-1-11')
insert into Blog_User values('FriendLee','2016-1-12')
insert into Blog_User values('FriendZhao','2016-1-13')
insert into Blog_UserInfo values(1,'大家好，我叫金某','金某')
insert into Blog_UserInfo values(2,'大家好，我叫李某','李某')
insert into Blog_UserInfo values(3,'大家好，我叫赵某','赵某')
insert into Blog_LeaveMsg values(1,1,'2016-1-20','我在看书，你在干嘛')
insert into Blog_LeaveMsg values(1,2,'2016-1-20','我在运动')
insert into Blog_LeaveMsg values(1,3,'2016-1-21','我在玩游戏')
insert into Blog_LeaveMsg values(1,2,'2016-1-23','羽毛球打的手好酸')
insert into Blog_LeaveMsg values(1,3,'2016-1-22','LOL五黑中')
insert into Blog_LeaveMsg values(1,2,'2016-1-25','每天散散步真不错')
insert into Blog_LeaveMsg values(1,3,'2016-1-24','我剑灵游戏又满级了')
insert into Blog_LeaveMsg values(1,2,'2016-1-25','要不要来打网球')