Interface | Description |
---|---|
RankRange |
RankRange for Rank, including following 3 types : ConstantRankRange, ConstantRankRangeWithoutEnd,
VariableRankRange.
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Class | Description |
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AbstractTopNFunction |
Base class for TopN Function.
|
AppendOnlyTopNFunction |
A TopN function could handle insert-only stream.
|
ComparableRecordComparator |
Because it's impossible to restore a
RecordComparator instance generated by GeneratedRecordComparator from checkpoint snapshot. |
ConstantRankRange |
rankStart and rankEnd are inclusive, rankStart always start from one.
|
ConstantRankRangeWithoutEnd |
ConstantRankRangeWithoutEnd is a RankRange which not specify RankEnd.
|
RetractableTopNFunction |
A TopN function could handle updating stream.
|
UpdatableTopNFunction |
A TopN function could handle updating stream.
|
VariableRankRange |
changing rank limit depends on input.
|
Enum | Description |
---|---|
RankType |
An enumeration of rank type, usable to show how exactly generate rank number.
|
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