/C#/Entity framework delete record with foreign key constraint

Entity framework delete record with foreign key constraint

public class FoodJournalEntities : DbContext
{
    public DbSet<Journal> Journals { get; set; }
    public DbSet<JournalEntry> JournalEntries { get; set; }
    protected override void OnModelCreating(DbModelBuilder modelBuilder)
    {
        modelBuilder.Entity<Journal>()
               .HasOptional(j => j.JournalEntries)
               .WithMany()
               .WillCascadeOnDelete(true);
        base.OnModelCreating(modelBuilder);
    }
}

Source: stackoverflow.com

Similar codes

0 vote141 views1 answer
Dotnet core webapp
C#
0 vote146 views1 answer
C# get unix timespan
C#
0 vote140 views1 answer
Dapper execute with list of ids
C#
0 vote126 views1 answer
Button commandfield commandargument pass textbox
C#
0 vote134 views1 answer
Unity pause shortcut
C#
0 vote125 views2 answers
C# list tuple
C#
0 vote154 views1 answer
C# convert utc to est
C#
0 vote134 views1 answer
How to configure asp.net core on ionon 1&1 hosting
C#
0 vote137 views1 answer
Running C# Example
C#
0 vote129 views1 answer
Can you use unity for ftee
C#