ExampleV5Context C#
using System;
using System.Collections.Generic;
using System.Configuration;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Diagnostics;
using gip.core.datamodel;

namespace mycompany.package.datamodel;

public partial class ExampleV5Context : DbContext
{
    public ExampleV5Context()
    {
    }

    public ExampleV5Context(DbContextOptions<ExampleV5Context> options)
        : base(options)
    {
    }

    public virtual DbSet<InOrder> InOrder { get; set; }

    public virtual DbSet<InOrderPos> InOrderPos { get; set; }

    public virtual DbSet<Material> Material { get; set; }

    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
    {
        optionsBuilder.AddInterceptors(new ACMaterializationInterceptor())
            .UseModel(ExampleV5ContextModel.Instance)
            .ConfigureWarnings(warnings => warnings.Ignore(CoreEventId.ManyServiceProvidersCreatedWarning));
            //Uncomment connection string when generating new CompiledModels
            //.UseSqlServer(ConfigurationManager.ConnectionStrings["iPlusV4_Entities"].ConnectionString);
    }

    protected override void OnModelCreating(ModelBuilder modelBuilder)
    {
        modelBuilder.Entity<InOrder>(entity =>
        {
            entity.ToTable("InOrder");

            entity.Property(e => e.InOrderID).ValueGeneratedNever();
            entity.Property(e => e.Comment).IsUnicode(false);
            entity.Property(e => e.InOrderDate).HasColumnType("datetime");
            entity.Property(e => e.InOrderNo)
                .IsRequired()
                .HasMaxLength(20)
                .IsUnicode(false);
            entity.Property(e => e.InsertDate).HasColumnType("datetime");
            entity.Property(e => e.InsertName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.UpdateDate).HasColumnType("datetime");
            entity.Property(e => e.UpdateName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.XMLConfig).HasColumnType("text");
        });

        modelBuilder.Entity<InOrderPos>(entity =>
        {
            entity.Property(e => e.InOrderPosID).ValueGeneratedNever();
            entity.Property(e => e.InsertDate).HasColumnType("datetime");
            entity.Property(e => e.InsertName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.UpdateDate).HasColumnType("datetime");
            entity.Property(e => e.UpdateName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.XMLConfig).HasColumnType("text");

           entity.HasOne(d => d.InOrder).WithMany(p => p.InOrderPos_InOrder)
                .HasForeignKey(d => d.InOrderID)
                .HasConstraintName("FK_InOrderPos_InOrderID");

           entity.HasOne(d => d.Material).WithMany(p => p.InOrderPos_Material)
                .HasForeignKey(d => d.MaterialID)
                .OnDelete(DeleteBehavior.ClientSetNull)
                .HasConstraintName("FK_InOrderPos_MaterialID");
        });

        modelBuilder.Entity<Material>(entity =>
        {
            entity.ToTable("Material");

            entity.Property(e => e.MaterialID).ValueGeneratedNever();
            entity.Property(e => e.DeleteDate).HasColumnType("datetime");
            entity.Property(e => e.DeleteName)
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.InsertDate).HasColumnType("datetime");
            entity.Property(e => e.InsertName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.MaterialName1)
                .IsRequired()
                .HasMaxLength(40)
                .IsUnicode(false);
            entity.Property(e => e.MaterialNo)
                .IsRequired()
                .HasMaxLength(30)
                .IsUnicode(false);
            entity.Property(e => e.UpdateDate).HasColumnType("datetime");
            entity.Property(e => e.UpdateName)
                .IsRequired()
                .HasMaxLength(5)
                .IsUnicode(false);
            entity.Property(e => e.XMLConfig).HasColumnType("text");
        });

        OnModelCreatingPartial(modelBuilder);
    }

    partial void OnModelCreatingPartial(ModelBuilder modelBuilder);
}