Package | Description |
---|---|
org.apache.flink.table.planner.plan.utils | |
org.apache.flink.table.runtime.keyselector | |
org.apache.flink.table.runtime.operators.rank |
Modifier and Type | Method and Description |
---|---|
static RowDataKeySelector |
KeySelectorUtil.getRowDataSelector(int[] keyFields,
RowDataTypeInfo rowType)
Create a RowDataKeySelector to extract keys from DataStream which type is RowDataTypeInfo.
|
Modifier and Type | Class and Description |
---|---|
class |
BinaryRowDataKeySelector
A KeySelector which will extract key from RowData.
|
class |
EmptyRowDataKeySelector
A utility class which key is always empty no matter what the input row is.
|
Constructor and Description |
---|
AppendOnlyTopNFunction(long minRetentionTime,
long maxRetentionTime,
RowDataTypeInfo inputRowType,
GeneratedRecordComparator sortKeyGeneratedRecordComparator,
RowDataKeySelector sortKeySelector,
RankType rankType,
RankRange rankRange,
boolean generateUpdateBefore,
boolean outputRankNumber,
long cacheSize) |
RetractableTopNFunction(long minRetentionTime,
long maxRetentionTime,
RowDataTypeInfo inputRowType,
GeneratedRecordComparator generatedRecordComparator,
RowDataKeySelector sortKeySelector,
RankType rankType,
RankRange rankRange,
GeneratedRecordEqualiser generatedEqualiser,
boolean generateUpdateBefore,
boolean outputRankNumber) |
UpdatableTopNFunction(long minRetentionTime,
long maxRetentionTime,
RowDataTypeInfo inputRowType,
RowDataKeySelector rowKeySelector,
GeneratedRecordComparator generatedRecordComparator,
RowDataKeySelector sortKeySelector,
RankType rankType,
RankRange rankRange,
boolean generateUpdateBefore,
boolean outputRankNumber,
long cacheSize) |
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