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
Accumulator for COLLECT.
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DeclarativeAggregateFunction
API for aggregation functions that are expressed in terms of expressions.
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FirstValueWithRetractAggFunction.FirstValueWithRetractAccumulator
Accumulator for FIRST_VALUE.
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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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LagAggFunction.LagAcc
Accumulator for LAG.
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LastValueWithRetractAggFunction.LastValueWithRetractAccumulator
Accumulator for LAST_VALUE with retraction.
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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
Accumulator for LISTAGG with retraction.
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ListAggWsWithRetractAggFunction.ListAggWsWithRetractAccumulator
Accumulator for LISTAGGWS with retraction.
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MaxAggFunction
built-in max aggregate function.
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MaxWithRetractAggFunction.MaxWithRetractAccumulator
Accumulator for MAX with retraction.
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MinAggFunction
built-in min aggregate function.
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MinWithRetractAggFunction.MinWithRetractAccumulator
Accumulator for MIN with retraction.
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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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