public int Compare(MemoryQueryResultRow x, MemoryQueryResultRow y)
{
if (!selectCommandContext.GetOrderByContext().GetItems().IsEmpty())
{
return(Compare(x, y, selectCommandContext.GetOrderByContext().GetItems()));
}
return(Compare(x, y, selectCommandContext.GetGroupByContext().GetItems()));
}
public OrderByStreamMergedDataReader(List <IStreamDataReader> streamDataReaders, SelectCommandContext selectCommandContext, SchemaMetaData schemaMetaData)
{
this.OrderByItems = selectCommandContext.GetOrderByContext().GetItems();
this.OrderByValuesQueue = new PriorityQueue <OrderByValue>(streamDataReaders.Count);
OrderResultSetsToQueue(streamDataReaders, selectCommandContext, schemaMetaData);
IsFirstNext = true;
}
private bool IsNeedProcessOrderBy(SelectCommandContext selectCommandContext)
{
return(!selectCommandContext.GetOrderByContext().GetItems().IsEmpty());
}