Package | Description |
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org.apache.flink.table.planner.expressions | |
org.apache.flink.table.planner.functions.aggfunctions |
Class and Description |
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DeclarativeAggregateFunction
API for aggregation functions that are expressed in terms of expressions.
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Class and Description |
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AvgAggFunction
built-in avg aggregate function.
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CollectAggFunction.CollectAccumulator
The initial accumulator for Collect aggregate function.
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DeclarativeAggregateFunction
API for aggregation functions that are expressed in terms of expressions.
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FirstValueAggFunction
built-in FirstValue aggregate function.
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FirstValueWithRetractAggFunction
built-in FirstValue with retraction aggregate function.
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IncrSumAggFunction
built-in IncrSum aggregate function, negative number is discarded to ensure the monotonicity.
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IncrSumWithRetractAggFunction
built-in IncrSum with retract aggregate function, negative number is discarded to ensure the
monotonicity.
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LastValueAggFunction
built-in LastValue aggregate function.
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LastValueWithRetractAggFunction
built-in LastValue with retraction aggregate function.
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LeadLagAggFunction
LEAD and LAG aggregate functions return the value of given expression evaluated at given offset.
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ListAggWithRetractAggFunction.ListAggWithRetractAccumulator
The initial accumulator for listagg with retraction aggregate function.
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ListAggWsWithRetractAggFunction.ListAggWsWithRetractAccumulator
The initial accumulator for concat with retraction aggregate function.
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MaxAggFunction
built-in max aggregate function.
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MaxWithRetractAggFunction
built-in Max with retraction aggregate function.
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MaxWithRetractAggFunction.MaxWithRetractAccumulator
The initial accumulator for Max with retraction aggregate function.
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MinAggFunction
built-in min aggregate function.
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MinWithRetractAggFunction
built-in Min with retraction aggregate function.
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MinWithRetractAggFunction.MinWithRetractAccumulator
The initial accumulator for Min with retraction aggregate function.
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RankLikeAggFunctionBase
built-in rank like aggregate function, e.g.
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SingleValueAggFunction
Base class for built-in single value aggregate function.
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Sum0AggFunction
built-in sum0 aggregate function.
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SumAggFunction
built-in sum aggregate function.
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SumWithRetractAggFunction
built-in sum aggregate function with retraction.
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