public class PercentRankAggFunction extends RankAggFunction implements SizeBasedWindowFunction
lastValues, orderKeyTypes, sequence
Constructor and Description |
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PercentRankAggFunction(LogicalType[] orderKeyTypes) |
Modifier and Type | Method and Description |
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Expression |
getValueExpression()
An expression which returns the final value for this aggregate function.
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accumulateExpressions, aggBufferAttributes, getAggBufferTypes, initialValuesExpressions
generateInitLiteral, getResultType, mergeExpressions, operandCount, orderKeyEqualsExpression, retractExpressions
getKind, getTypeInference, mergeOperand, mergeOperands, operand, operands
close, functionIdentifier, open, toString
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
windowSizeAttribute
getRequirements, isDeterministic, supportsConstantFolding
public PercentRankAggFunction(LogicalType[] orderKeyTypes)
public Expression getValueExpression()
DeclarativeAggregateFunction
getValueExpression
in class RankLikeAggFunctionBase
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