Package io.deephaven.qst.table

Class AggregateTable

java.lang.Object

io.deephaven.qst.table.TableBase

io.deephaven.qst.table.ByTableBase

io.deephaven.qst.table.AggregateTable

All Implemented Interfaces:

TableOperations<TableSpec,TableSpec>, TableOperationsDefaults<TableSpec,TableSpec>, TableSchema, TableSpec

@Immutable
public abstract class AggregateTable
extends ByTableBase

See Also:

• TableOperations.aggBy(Collection, Collection)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	AggregateTable.Builder

Nested classes/interfaces inherited from interface io.deephaven.qst.table.TableSpec

TableSpec.Visitor<T>

Field Summary

Fields inherited from interface io.deephaven.api.TableOperations

AGG_BY_PRESERVE_EMPTY_DEFAULT

Fields inherited from interface io.deephaven.api.TableOperationsDefaults

ZERO_LENGTH_COLUMNNAME_ARRAY, ZERO_LENGTH_FILTER_ARRAY

Constructor Summary

Constructors

Constructor	Description
AggregateTable()

Method Summary

Modifier and Type	Method	Description
abstract List<Aggregation>	aggregations()
static AggregateTable.Builder	builder()
abstract Optional<TableSpec>	initialGroups()
boolean	preserveEmpty()
final <T> T	walk(TableSpec.Visitor<T> visitor)

Methods inherited from class io.deephaven.qst.table.ByTableBase

groupByColumns, parent

Methods inherited from class io.deephaven.qst.table.TableBase

aggAllBy, aggBy, asOfJoin, dropColumns, exactJoin, head, join, join, lazyUpdate, logic, naturalJoin, rangeJoin, reverse, select, select, selectDistinct, selectDistinct, slice, snapshot, snapshotWhen, snapshotWhen, snapshotWhen, sort, tail, toString, ungroup, update, updateBy, updateView, view, walk, where, whereIn, whereNotIn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.deephaven.api.TableOperationsDefaults

absSumBy, absSumBy, absSumBy, absSumBy, aggAllBy, aggAllBy, aggAllBy, aggBy, aggBy, aggBy, aggBy, aggBy, aggBy, aggBy, aj, aj, avgBy, avgBy, avgBy, avgBy, countBy, countBy, countBy, countBy, dropColumns, dropColumns, exactJoin, exactJoin, firstBy, firstBy, firstBy, firstBy, groupBy, groupBy, groupBy, join, join, join, lastBy, lastBy, lastBy, lastBy, lazyUpdate, maxBy, maxBy, maxBy, maxBy, medianBy, medianBy, medianBy, medianBy, minBy, minBy, minBy, minBy, naturalJoin, naturalJoin, naturalJoin, naturalJoin, naturalJoin, raj, raj, rangeJoin, select, selectDistinct, sort, sortDescending, stdBy, stdBy, stdBy, stdBy, sumBy, sumBy, sumBy, sumBy, ungroup, ungroup, ungroup, ungroup, update, updateBy, updateBy, updateBy, updateBy, updateBy, updateBy, updateBy, updateBy, updateView, varBy, varBy, varBy, varBy, view, wavgBy, wavgBy, wavgBy, wavgBy, where, whereIn, whereNotIn, wsumBy, wsumBy, wsumBy, wsumBy

Methods inherited from interface io.deephaven.qst.table.TableSpec

depth

Constructor Details

AggregateTable

public AggregateTable()

Method Details

builder

public static AggregateTable.Builder builder()

aggregations

public abstract List<Aggregation> aggregations()

preserveEmpty

@Default
public boolean preserveEmpty()

initialGroups

public abstract Optional<TableSpec> initialGroups()

walk

public final <T> T walk(TableSpec.Visitor<T> visitor)