public override Exceptional<IObject> Aggregate(AAttributeIndex attributeIndex, GraphDBType graphDBType, DBContext dbContext)
{
//if (graphDBType.IsAbstract)
//{
// #region For abstract types, count all attribute idx of the subtypes
// UInt64 count = 0;
// foreach (var aSubType in dbContext.DBTypeManager.GetAllSubtypes(graphDBType, false))
// {
// if (!aSubType.IsAbstract)
// {
// count += aSubType.GetUUIDIndex(dbContext.DBTypeManager).GetValueCount();
// }
// }
// return new Exceptional<IObject>(new DBUInt64(count));
// #endregion
//}
//else
//{
#region Return the count of idx values
var indexRelatedType = dbContext.DBTypeManager.GetTypeByUUID(attributeIndex.IndexRelatedTypeUUID);
return new Exceptional<IObject>(new DBUInt64(attributeIndex.GetValueCount()));
#endregion
//}
}
/// <summary>
/// Count the index elements
/// <seealso cref=" ABaseAggregate"/>
/// </summary>
public override Exceptional<FuncParameter> Aggregate(AAttributeIndex attributeIndex, GraphDBType graphDBType, DBContext dbContext)
{
//if (graphDBType.IsAbstract)
//{
// #region For abstract types, count all attribute idx of the subtypes
// UInt64 count = 0;
// foreach (var aSubType in dbContext.DBTypeManager.GetAllSubtypes(graphDBType, false))
// {
// if (!aSubType.IsAbstract)
// {
// count += aSubType.GetUUIDIndex(dbContext.DBTypeManager).GetValueCount();
// }
// }
// return new Exceptional<IObject>(new DBUInt64(count));
// #endregion
//}
//else
//{
#region Return the count of idx values
var indexRelatedType = dbContext.DBTypeManager.GetTypeByUUID(attributeIndex.IndexRelatedTypeUUID);
var count = attributeIndex.GetValueCount(dbContext, indexRelatedType);
foreach (var type in dbContext.DBTypeManager.GetAllSubtypes(indexRelatedType, false))
{
var idx = type.GetAttributeIndex(dbContext, attributeIndex.IndexKeyDefinition.IndexKeyAttributeUUIDs, attributeIndex.IndexEdition);
if (idx.Success())
{
count += idx.Value.GetValueCount(dbContext, type);
}
}
return new Exceptional<FuncParameter>(new FuncParameter(new DBUInt64(count)));
#endregion
//}
}