net.sf.farrago.rng
Class FarragoRngOperatorTable

java.lang.Object
  org.eigenbase.sql.util.ReflectiveSqlOperatorTable
      org.eigenbase.sql.fun.SqlStdOperatorTable
          net.sf.farrago.rng.FarragoRngOperatorTable

All Implemented Interfaces:

SqlOperatorTable

public class FarragoRngOperatorTable
extends SqlStdOperatorTable

FarragoRngOperatorTable extends SqlStdOperatorTable with the NEXT_RANDOM_INT operator provided by the RNG plugin.

Version:

$Id: //open/dev/farrago/examples/rng/src/net/sf/farrago/rng/FarragoRngOperatorTable.java#6 $

Author:

John V. Sichi

Field Summary

private static FarragoRngOperatorTable	instance
FarragoRngNextRandomIntOperator	nextRandomInt

Fields inherited from class org.eigenbase.sql.fun.SqlStdOperatorTable

absFunc, andOperator, asOperator, avgOperator, betweenOperator, cardinalityFunc, caseOperator, castFunc, ceilFunc, characterLengthFunc, charLengthFunc, coalesceFunc, collectFunc, collectionTableOperator, columnListConstructor, concatOperator, convertFunc, countOperator, cumeDistFunc, currentCatalogFunc, currentDateFunc, currentPathFunc, currentRoleFunc, currentSchemaFunc, currentTimeFunc, currentTimestampFunc, currentUserFunc, cursorConstructor, deleteOperator, denseRankFunc, descendingOperator, divideIntegerOperator, divideOperator, dotOperator, elementFunc, elementSlicefunc, equalsOperator, escapeOperator, exceptAllOperator, exceptOperator, existsOperator, expFunc, explainOperator, explicitTableOperator, extractFunc, firstValueOperator, floorFunc, fusionFunc, greaterThanOperator, greaterThanOrEqualOperator, histogramAggFunction, histogramFirstValueFunction, histogramLastValueFunction, histogramMaxFunction, histogramMinFunction, initcapFunc, inOperator, insertOperator, intersectAllOperator, intersectOperator, isASetOperator, isDifferentFromOperator, isDistinctFromOperator, isFalseOperator, isNotDistinctFromOperator, isNotFalseOperator, isNotNullOperator, isNotTrueOperator, isNotUnknownOperator, isNullOperator, isTrueOperator, isUnknownOperator, joinOperator, lastValueOperator, lateralOperator, lessThanOperator, lessThanOrEqualOperator, likeOperator, literalChainOperator, lnFunc, localTimeFunc, localTimestampFunc, log10Func, lowerFunc, maxOperator, memberOfOperator, mergeOperator, minOperator, minusDateOperator, minusOperator, modFunc, multiplyOperator, multisetExceptAllOperator, multisetExceptOperator, multisetIntersectAllOperator, multisetIntersectOperator, multisetQueryConstructor, multisetUnionAllOperator, multisetUnionOperator, multisetValueConstructor, newOperator, nextValueFunc, notBetweenOperator, notEqualsOperator, notInOperator, notLikeOperator, notOperator, notSimilarOperator, nullIfFunc, orderByOperator, orOperator, overlapsOperator, overlayFunc, overOperator, percentRankFunc, plusOperator, positionFunc, powerFunc, prefixMinusOperator, prefixPlusOperator, procedureCallOperator, rankFunc, reinterpretOperator, rowConstructor, rowNumberFunc, sampleFunction, scalarQueryOperator, selectOperator, sessionUserFunc, similarOperator, singleValueOperator, sliceOp, submultisetOfOperator, substringFunc, sumEmptyIsZeroOperator, sumOperator, symmetricBetweenOperator, symmetricNotBetweenOperator, systemUserFunc, throwOperator, translateFunc, trimFunc, unionAllOperator, unionOperator, unnestOperator, updateOperator, upperFunc, userFunc, valuesOperator, windowOperator

Constructor Summary

FarragoRngOperatorTable()

Method Summary

static SqlStdOperatorTable	instance() Returns the singleton instance, creating it if necessary.
static FarragoRngOperatorTable	rngInstance() Retrieves the singleton, creating it if necessary.

Methods inherited from class org.eigenbase.sql.util.ReflectiveSqlOperatorTable

getOperatorList, init, lookupOperatorOverloads, register, register

Methods inherited from class java.lang.Object

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

Field Detail

instance

private static FarragoRngOperatorTable instance

nextRandomInt

public final FarragoRngNextRandomIntOperator nextRandomInt

Constructor Detail

FarragoRngOperatorTable

public FarragoRngOperatorTable()

Method Detail

rngInstance

public static FarragoRngOperatorTable rngInstance()

Retrieves the singleton, creating it if necessary.

Returns:

singleton with RNG-specific type

instance

public static SqlStdOperatorTable instance()

Returns the singleton instance, creating it if necessary.

Returns:

singleton with generic type