protected AbstractColumnCommand(int num, XElement inner)
: base(num)
{
this.column = XMLParser.ParseColumnReference(inner);
}
public string RemoveColumn(ColumnReference column)
{
return _AlterTableStatement(column.tableName, _DropColumnDefinition(column));
}
/// <summary>
/// SQL-92, page 289
/// </summary>
private string _DropColumnDefinition(ColumnReference column)
{
return string.Format(
"drop column {0} {1}",
nameEscaper(column.columnName), //column name
"" //drop behavior
);
}
public ColumnDescription(ColumnReference column, ColumnOptions options)
{
this.column = column;
this.options = options;
}
public void RemoveColumn(ColumnReference column)
{
this.traits.RemoveColumn(this.CreateTextCommand, column);
}
public ColumnOptions GetColumnOptions(ColumnReference column)
{
return this.traits.GetColumnOptions(this.CreateTextCommand, column);
}