Example #1
0
        protected override void OnModelCreating(ModelBuilder builder)
        {
            // Needed for Identity models configuration
            base.OnModelCreating(builder);

            ConfigureUserIdentityRelations(builder);

            EntityIndexesConfiguration.Configure(builder);

            var entityTypes = builder.Model.GetEntityTypes().ToList();

            // Disable cascade delete
            var foreignKeys = entityTypes
                              .SelectMany(e => e.GetForeignKeys().Where(f => f.DeleteBehavior == DeleteBehavior.Cascade));

            foreach (var foreignKey in foreignKeys)
            {
                foreignKey.DeleteBehavior = DeleteBehavior.Restrict;
            }
        }