public JoinedTableOn(Column parentTableColumn, ForeignColumn joinedTableColumn, IAliasable parentTableAlias, IAliasable joinedTableAlias, SqlType sqlType) { parentTableColumn.CheckWhetherArgumentIsNull("parentTableColumn"); joinedTableColumn.CheckWhetherArgumentIsNull("joinedTableColumn"); parentTableAlias.CheckWhetherArgumentIsNull("parentTableAlias"); joinedTableAlias.CheckWhetherArgumentIsNull("joinedTableAlias"); this.parentTableColumn = parentTableColumn; this.joinedTableColumn = joinedTableColumn; this.parentTableAlias = parentTableAlias; this.joinedTableAlias = joinedTableAlias; this.formatModel = sqlType.BuildFormatSystemModel(); // set aliases joinedTableColumn.SetTableAlias(this.joinedTableAlias.Alias); }