Selecting Many Fields From a Table using Linq and Lambda Expressions

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青春惊慌失措
青春惊慌失措 2021-01-19 13:46

I have a DataContext (db) that can access the tables in my SQL Express database, from which I would like to extract only three of the multiple fields in the tbl

3条回答
  •  野性不改
    2021-01-19 14:11

    Yes, either use an anonymous type like so

    var items = 
    db.tblItems.Select(i => 
    new
    {
     i.id,
     i.name,
     i.totalAmount,
    });
    

    Or if you have a class use it instead.

     var items = 
        db.tblItems.Select(i => 
        new ItemsClass() //Or whatever
        {
         Id = i.id,
         Name = i.name,
         TotalAmount = i.totalAmount,
        });
    

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