Package com.illumon.iris.db.v2

Class MemoizedOperationKey

java.lang.Object

com.illumon.iris.db.v2.MemoizedOperationKey

public abstract class MemoizedOperationKey
extends Object

Keys for memoized operations on QueryTable. When a null key is returned from one of the static methods; the operation will not be memoized (e.g., if we might depend on the query scope; we can't memoize the operation).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	MemoizedOperationKey.Provider

Constructor Summary

Constructors

Constructor	Description
MemoizedOperationKey()

Method Summary

Modifier and Type	Method	Description
static MemoizedOperationKey	by(AggregationStateFactory aggregationStateFactory, SelectColumn[] groupByColumns)
static MemoizedOperationKey	byExternal(boolean dropKeys, SelectColumn[] groupByColumns)
static com.illumon.iris.db.v2.MemoizedOperationKey.CrossJoin	crossJoin(Table rightTableCandidate, MatchPair[] columnsToMatch, MatchPair[] columnsToAdd, int numRightBitsToReserve)
static MemoizedOperationKey	flatten()
static MemoizedOperationKey	preemptiveUpdatesTable(long interval)
static MemoizedOperationKey	reverse()
static MemoizedOperationKey	rollup(ComboAggregateFactory comboAggregateFactory, SelectColumn[] columns, boolean includeConstituents)
static MemoizedOperationKey	symbolTable(SymbolTableSource symbolTableSource, boolean useLookupCaching)
static MemoizedOperationKey	treeTable(String idColumn, String parentColumn)

Methods inherited from class java.lang.Object

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

Constructor Details

MemoizedOperationKey

public MemoizedOperationKey()

Method Details

flatten

public static MemoizedOperationKey flatten()

preemptiveUpdatesTable

public static MemoizedOperationKey preemptiveUpdatesTable(long interval)

reverse

public static MemoizedOperationKey reverse()

treeTable

public static MemoizedOperationKey treeTable(String idColumn,
 String parentColumn)

by

public static MemoizedOperationKey by(AggregationStateFactory aggregationStateFactory,
 SelectColumn[] groupByColumns)

byExternal

public static MemoizedOperationKey byExternal(boolean dropKeys,
 SelectColumn[] groupByColumns)

rollup

public static MemoizedOperationKey rollup(ComboAggregateFactory comboAggregateFactory,
 SelectColumn[] columns,
 boolean includeConstituents)

symbolTable

public static MemoizedOperationKey symbolTable(@NotNull
 SymbolTableSource symbolTableSource,
 boolean useLookupCaching)

crossJoin

public static com.illumon.iris.db.v2.MemoizedOperationKey.CrossJoin crossJoin(Table rightTableCandidate,
 MatchPair[] columnsToMatch,
 MatchPair[] columnsToAdd,
 int numRightBitsToReserve)