Datasnap.DBClient.TAggregate.Active
| [–] Properties | |
|---|---|
| Type: property | |
| Visibility: published | |
| Source: Datasnap.DBClient.pas Datasnap.DBClient.hpp
| |
| Unit: Datasnap.DBClient | |
| Parent: TAggregate | |
Delphi
property Active: Boolean read FActive write SetActive default False;
C++
__property bool Active = {read=FActive, write=SetActive, default=0};
Description
Indicates whether the aggregate should be calculated.
Use the Active property to indicate that the aggregate value should be maintained. If Active is false, the value of the aggregate is never calculated.
If Active is true, the aggregate value is calculated unless:
It summarizes records over a group not defined by the current index.
The client dataset's AggregatesActive property is false.
Note: To determine whether the aggregate is currently maintained, read the InUse property.