Package io.deephaven.qst.table

Class InMemoryKeyBackedInputTable

java.lang.Object

io.deephaven.qst.table.TableBase

io.deephaven.qst.table.InputTableBase

io.deephaven.qst.table.InMemoryKeyBackedInputTable

All Implemented Interfaces:

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

@Immutable
public abstract class InMemoryKeyBackedInputTable
extends InputTableBase

Creates an in-memory, append-only input table, with editable key rows.

Nested Class Summary

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

InputTable.Visitor<R>

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
InMemoryKeyBackedInputTable()

Method Summary

Modifier and Type	Method	Description
abstract List<String>	keys()	The keys that make up the "key" for the input table.
static InMemoryKeyBackedInputTable	of(TableSchema schema, List<String> keys)
abstract TableSchema	schema()	The schema for the input table.
final <R> R	walk(InputTable.Visitor<R> visitor)

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

walk

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.TableOperations

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

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, 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.TableSchema

walk

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

depth, logic

Constructor Details

InMemoryKeyBackedInputTable

public InMemoryKeyBackedInputTable()

Method Details

of

public static InMemoryKeyBackedInputTable of(TableSchema schema,
 List<String> keys)

schema

public abstract TableSchema schema()

Description copied from interface: InputTable

The schema for the input table.

Returns:

the schema

keys

public abstract List<String> keys()

The keys that make up the "key" for the input table. May be empty.

Returns:

the keys

walk

public final <R> R walk(InputTable.Visitor<R> visitor)