public class Summarizer
extends java.lang.Object
Constructor and Description |
---|
Summarizer(Snapshot table,
AggregateFunctionPair[] functionPairs) |
Summarizer(Snapshot table,
java.util.List functionPairs) |
Modifier and Type | Method and Description |
---|---|
SnapshotTable |
by() |
SnapshotTable |
by(java.util.List columnNames) |
SnapshotTable |
by(java.lang.String[] columnNames) |
Summarizer |
where(Selection selection) |
public Summarizer(Snapshot table, AggregateFunctionPair[] functionPairs)
public Summarizer(Snapshot table, java.util.List functionPairs)
public Summarizer where(Selection selection)
public SnapshotTable by()
public SnapshotTable by(java.lang.String[] columnNames)
public SnapshotTable by(java.util.List columnNames)
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