Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
764 views
in Technique[技术] by (71.8m points)

entity framework - Generate money type fields using code first EF CTP5

In this blog post: EF4 Code First Control Unicode and Decimal Precision, Scale with Attributes, Dane Morgridge used attributes to control the creation of different types on your database.

...And I found this pretty unique BTW!!!

How do I generate money type fields in my resulting database using code first API of EF CTP5, if is possible to do it from your model, using conventions or attributes?

Sorry about my English is not my main language.

Thanks in advance.

See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Reply

0 votes
by (71.8m points)

For example, consider this Invoice class:

public class Invoice
{
    public int InvoiceId { get; set; }                
    public decimal Amount { get; set; }
}

You can do it with fluent API:

protected override void OnModelCreating(ModelBuilder modelBuilder)
{
    modelBuilder.Entity<Invoice>()
                .Property(i => i.Amount)
                .HasColumnType("Money");
}

Or you can do it with Data Annotations:

public class Invoice
{
    public int InvoiceId { get; set; }                

    [Column(TypeName="Money")]
    public decimal Amount { get; set; }
}

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
OGeek|极客中国-欢迎来到极客的世界,一个免费开放的程序员编程交流平台!开放,进步,分享!让技术改变生活,让极客改变未来! Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...