ownerPKNames   []string
		ownerFKNames   []string
		primaryColumns []any
		foreignColumns []any
	)

	for _, a := range op.Set {
		setMap[a.Column.Name] = a.Value
	}

	for _, ref := range rel.References {
		fkNil[ref.ForeignKey.DBName] = nil

		if ref.OwnPrimaryKey && ref.PrimaryKey != nil {
			ownerPKNames = append(ownerPKNames, ref.PrimaryKey.DBName)