Uses of Class
org.apache.flink.table.runtime.functions.aggregate.hyperloglog.HllBuffer
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Packages that use HllBuffer Package Description org.apache.flink.table.runtime.functions.aggregate org.apache.flink.table.runtime.functions.aggregate.hyperloglog -
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Uses of HllBuffer in org.apache.flink.table.runtime.functions.aggregate
Methods in org.apache.flink.table.runtime.functions.aggregate that return HllBuffer Modifier and Type Method Description HllBufferBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. createAccumulator()Methods in org.apache.flink.table.runtime.functions.aggregate with parameters of type HllBuffer Modifier and Type Method Description voidBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. accumulate(HllBuffer buffer, Object input)LongBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. getValue(HllBuffer buffer)voidBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. merge(HllBuffer buffer, Iterable<HllBuffer> it)voidBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. resetAccumulator(HllBuffer buffer)Method parameters in org.apache.flink.table.runtime.functions.aggregate with type arguments of type HllBuffer Modifier and Type Method Description voidBatchApproxCountDistinctAggFunctions.ApproxCountDistinctAggFunction. merge(HllBuffer buffer, Iterable<HllBuffer> it) -
Uses of HllBuffer in org.apache.flink.table.runtime.functions.aggregate.hyperloglog
Methods in org.apache.flink.table.runtime.functions.aggregate.hyperloglog with parameters of type HllBuffer Modifier and Type Method Description voidHyperLogLogPlusPlus. merge(HllBuffer buffer1, HllBuffer buffer2)Merge the HLL buffers by iterating through the registers in both buffers and select the maximum number of leading zeros for each register.longHyperLogLogPlusPlus. query(HllBuffer buffer)Compute the HyperLogLog estimate.voidHyperLogLogPlusPlus. updateByHashcode(HllBuffer buffer, long hash)Update the HLL++ buffer.
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