/// <summary>
/// 指定したテーブル列に格納する全ての値を取得する
/// </summary>
/// <param name="columnName"></param>
/// <returns></returns>
public IEnumerable <Assignment> GetAssignments(UnqualifiedColumnName columnName)
{
// テーブル列名の指定がない場合は、空のAssignmentsを返す
if (this.Columns == null || this.Columns.Count == 0)
{
return(new Assignments());
}
int columnIndex = -1;
for (var i = 0; i < this.Columns.Count; ++i)
{
if (this.Columns[i].Name == columnName.Name)
{
columnIndex = i;
break;
}
}
if (columnIndex < 0)
{
throw new ArgumentOutOfRangeException("columnName",
"指定したテーブル列名はありません");
}
var ret = new List <Assignment>();
foreach (var values in this.ValuesList)
{
var column = new Column(columnName.Name);
var assignment = new Assignment(column, values[columnIndex]);
ret.Add(assignment);
}
return(ret);
}
virtual public void Visit(UnqualifiedColumnName columnName)
{
}
public void Visit(UnqualifiedColumnName columnName)
{
_visitor.Visit(columnName);
}
