Class BatchApproxCountDistinctAggFunctions.FloatApproxCountDistinctAggFunction
- java.lang.Object
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- org.apache.flink.table.functions.UserDefinedFunction
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- org.apache.flink.table.functions.ImperativeAggregateFunction<T,ACC>
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- org.apache.flink.table.functions.AggregateFunction<T,ACC>
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- org.apache.flink.table.runtime.functions.aggregate.BuiltInAggregateFunction<Long,HllBuffer>
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- org.apache.flink.table.runtime.functions.aggregate.BatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction<Float>
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- org.apache.flink.table.runtime.functions.aggregate.BatchApproxCountDistinctAggFunctions.FloatApproxCountDistinctAggFunction
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- All Implemented Interfaces:
Serializable,org.apache.flink.table.functions.FunctionDefinition
- Enclosing class:
- BatchApproxCountDistinctAggFunctions
public static class BatchApproxCountDistinctAggFunctions.FloatApproxCountDistinctAggFunction extends BatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction<Float>
Built-in float APPROX_COUNT_DISTINCT aggregate function.- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description FloatApproxCountDistinctAggFunction()
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Method Summary
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Methods inherited from class org.apache.flink.table.runtime.functions.aggregate.BatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction
accumulate, createAccumulator, getAccumulatorDataType, getArgumentDataTypes, getOutputDataType, getValue, merge, resetAccumulator
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Methods inherited from class org.apache.flink.table.runtime.functions.aggregate.BuiltInAggregateFunction
getRequirements, getTypeInference, isDeterministic
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Methods inherited from class org.apache.flink.table.functions.ImperativeAggregateFunction
getAccumulatorType, getResultType
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