XxxAvgOpSpec
In file aggrexpr.h: class XxxAvgOpSpec : public XxxAggrOpSpec
Inheritance:
Public
-
- virtual XxxErrCode Init(const XxxFuncExpression::AggrPlan* APlan, XxxAggrOpHandle& Hndl)
- / initialize
- virtual XxxErrCode Accum(const XxxFuncExpression::AggrPlan* APlan, XxxAggrOpHandle& Hndl)
- / add a value to the aggregate
- virtual XxxErrCode Drop(const XxxFuncExpression::AggrPlan* APlan, XxxAggrOpHandle& Hndl)
- / drop a value from an aggregate
- virtual XxxErrCode Terminate(const XxxFuncExpression::AggrPlan* APlan, XxxAggrOpHandle& Hndl, XxxADTValue *FinalVal)
- / perform final computation, reclaim any state stored in handle
Documentation
- This class has no child classes.
alphabetic index hierarchy of classes
this page has been generated automatically by doc++
(c)opyright by Malte Zöckler, Roland Wunderling
contact: doc++@zib.de