DDTConfiguration.cs

DDTConfiguration.cs

public class DDTConfiguration : IEntityTypeConfiguration<DDT>
{
    public void Configure(EntityTypeBuilder<DDT> builder)
    {
        builder.ToTable("DDT");

        builder.HasKey(ddt => new { ddt.Prefix, ddt.Id, ddt.Date });

        builder.Property(ddt => ddt.Id).HasColumnName("Id");
        builder.Property(ddt => ddt.UserId).HasColumnName("UserId");
        builder.Property(ddt => ddt.Prefix).HasColumnName("Prefix").HasColumnType("varchar(2)");
        builder.Property(ddt => ddt.Date).HasColumnName("Date");
    }
}