/// <summary>
/// 克隆
/// </summary>
/// <returns>查询SQL副本</returns>
public override object Clone()
{
var newObject = base.Clone() as SelectSqlStatement;
if (SelectList != null)
{
newObject.SelectList = SelectList.Clone() as SelectFieldListStatement;
}
if (From != null)
{
newObject.From = From.Clone() as From;
}
if (JoinCondition != null)
{
newObject.JoinCondition = JoinCondition.Clone() as JoinConditionStatement;
}
if (OrderByCondition != null)
{
newObject.OrderByCondition = OrderByCondition.Clone() as ConditionStatement;
}
if (FilterCondition != null)
{
newObject.FilterCondition = FilterCondition.Clone() as FilterConditionStatement;
}
if (MainFromItem != null)
{
newObject.MainFromItem = MainFromItem.Clone() as FromItem;
}
newObject.AliasCount = AliasCount;
newObject.DictFieldAliasMapping = new Dictionary <string, string>();
foreach (KeyValuePair <string, string> map in DictFieldAliasMapping)
{
newObject.DictFieldAliasMapping.Add(map.Key, map.Value);
}
return(newObject);
}
