EF--DB First - 爱码网

　　DB First先有数据库，根据数据库生成Model实体对象。

1、新建数据库表,Poet,Poem,Meter.关系如下：

　　 EF--DB First

　　建表语句

create table Poet
(
    PoetId int identity(1,1) primary key,
    FirstName varchar(20),
    MiddleName varchar(20),
    LastName varchar(20)
)


create table Meter
(
    MeterId int identity(1,1) primary key,
    MeterName varchar(50) 
)

create table Poem
(
    poemId int identity(1,1) primary key,
    PoetId int,
    MeterId int,
    Title varchar(50),
    foreign key(PoetId) references poet(Poetid),
    foreign key(MeterId) references Meter(MeterId)
)

create view vwLibrary
as
select  poet.FirstName,poet.MiddleName,poet.LastName,poem.Title,Meter.MeterName from Meter ,poet,Poem where Meter.MeterId=poem.MeterId and poem.PoetId=poet.PoetId

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