Package org.h2.expression.aggregate
Class AggregateDataDefault
- java.lang.Object
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- org.h2.expression.aggregate.AggregateData
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- org.h2.expression.aggregate.AggregateDataDefault
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final class AggregateDataDefault extends AggregateData
Data stored while calculating an aggregate.
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Field Summary
Fields Modifier and Type Field Description private AggregateType
aggregateType
private TypeInfo
dataType
private Value
value
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Constructor Summary
Constructors Constructor Description AggregateDataDefault(AggregateType aggregateType, TypeInfo dataType)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description (package private) void
add(SessionLocal session, Value v)
Add a value to this aggregate.(package private) Value
getValue(SessionLocal session)
Get the aggregate result.
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Field Detail
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aggregateType
private final AggregateType aggregateType
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dataType
private final TypeInfo dataType
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value
private Value value
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Constructor Detail
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AggregateDataDefault
AggregateDataDefault(AggregateType aggregateType, TypeInfo dataType)
- Parameters:
aggregateType
- the type of the aggregate operationdataType
- the data type of the computed result
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Method Detail
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add
void add(SessionLocal session, Value v)
Description copied from class:AggregateData
Add a value to this aggregate.- Specified by:
add
in classAggregateData
- Parameters:
session
- the sessionv
- the value
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getValue
Value getValue(SessionLocal session)
Description copied from class:AggregateData
Get the aggregate result.- Specified by:
getValue
in classAggregateData
- Parameters:
session
- the session- Returns:
- the value
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