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Class List
Here are the classes, structs, unions and interfaces with brief descriptions:
[detail level 1234567]
oNai
oNalter_column_shared
oNanalyze_benchmark
oNAnalyzer
oNanonymous_namespace{AbstractMLModel.h}
oNanonymous_namespace{ArithmeticIR.cpp}
oNanonymous_namespace{ArrowImporter.h}
oNanonymous_namespace{ArrowResultSet.cpp}
oNanonymous_namespace{ArrowResultSetConverter.cpp}
oNanonymous_namespace{BoundingBoxIntersectJoinHashTable.cpp}
oNanonymous_namespace{BufferEntryUtils.h}
oNanonymous_namespace{CachingFileMgr.cpp}
oNanonymous_namespace{Calcite.cpp}
oNanonymous_namespace{Calcite.h}
oNanonymous_namespace{CalciteAdapter.cpp}
oNanonymous_namespace{CastIR.cpp}
oNanonymous_namespace{CgenState.cpp}
oNanonymous_namespace{ColumnarResults.cpp}
oNanonymous_namespace{ColumnFetcher.cpp}
oNanonymous_namespace{ColumnIR.cpp}
oNanonymous_namespace{CommandLineOptions.cpp}
oNanonymous_namespace{CompareIR.cpp}
oNanonymous_namespace{ConstantIR.cpp}
oNanonymous_namespace{DateTimeIR.cpp}
oNanonymous_namespace{DateTimeParser.cpp}
oNanonymous_namespace{DateTimePlusRewrite.cpp}
oNanonymous_namespace{DateTimeTranslator.cpp}
oNanonymous_namespace{DateTimeUtils.h}
oNanonymous_namespace{DateTruncate.cpp}
oNanonymous_namespace{Datum.cpp}
oNanonymous_namespace{DBETypes.cpp}
oNanonymous_namespace{DBHandler.cpp}
oNanonymous_namespace{DdlCommandExecutor.cpp}
oNanonymous_namespace{DelimitedParserUtils.cpp}
oNanonymous_namespace{EquiJoinCondition.cpp}
oNanonymous_namespace{Execute.cpp}
oNanonymous_namespace{ExecutionKernel.cpp}
oNanonymous_namespace{ExpressionRange.cpp}
oNanonymous_namespace{ExpressionRewrite.cpp}
oNanonymous_namespace{ExtensionFunctionsArray.hpp}
oNanonymous_namespace{ExtensionFunctionsBinding.cpp}
oNanonymous_namespace{ExtensionFunctionsGeo.hpp}
oNanonymous_namespace{ExtensionFunctionsWhitelist.cpp}
oNanonymous_namespace{ExtensionsIR.cpp}
oNanonymous_namespace{ExternalExecutor.cpp}
oNanonymous_namespace{ExtractFromTime.cpp}
oNanonymous_namespace{ForeignDataImporter.cpp}
oNanonymous_namespace{ForeignDataWrapperFactory.cpp}
oNanonymous_namespace{ForeignStorageMgr.cpp}
oNanonymous_namespace{FromTableReordering.cpp}
oNanonymous_namespace{GeoIR.cpp}
oNanonymous_namespace{GpuMemUtils.cpp}
oNanonymous_namespace{GpuSharedMemoryUtils.cpp}
oNanonymous_namespace{GroupByAndAggregate.cpp}
oNanonymous_namespace{HashJoin.cpp}
oNanonymous_namespace{HashJoinRuntime.cpp}
oNanonymous_namespace{HashTable.cpp}
oNanonymous_namespace{heavyai_glob.cpp}
oNanonymous_namespace{HeavyDB.cpp}
oNanonymous_namespace{heavydbTypes.h}
oNanonymous_namespace{Importer.cpp}
oNanonymous_namespace{InPlaceSort.cpp}
oNanonymous_namespace{InputMetadata.cpp}
oNanonymous_namespace{IRCodegen.cpp}
oNanonymous_namespace{JoinFilterPushDown.cpp}
oNanonymous_namespace{JoinHashTableQueryRuntime.cpp}
oNanonymous_namespace{JoinLoopTest.cpp}
oNanonymous_namespace{LLVMGlobalContext.cpp}
oNanonymous_namespace{LogicalIR.cpp}
oNanonymous_namespace{misc.h}
oNanonymous_namespace{NativeCodegen.cpp}
oNanonymous_namespace{ParserWrapper.cpp}
oNanonymous_namespace{PerfectJoinHashTable.cpp}
oNanonymous_namespace{QueryExecutionContext.cpp}
oNanonymous_namespace{QueryFragmentDescriptor.cpp}
oNanonymous_namespace{QueryMemoryDescriptor.cpp}
oNanonymous_namespace{QueryMemoryInitializer.cpp}
oNanonymous_namespace{QueryPhysicalInputsCollector.cpp}
oNanonymous_namespace{QueryPlanDagExtractor.cpp}
oNanonymous_namespace{QueryRewrite.cpp}
oNanonymous_namespace{QueryRunner.cpp}
oNanonymous_namespace{QueryTemplateGenerator.cpp}
oNanonymous_namespace{RelAlgDag.cpp}
oNanonymous_namespace{RelAlgDagSerializer.h}
oNanonymous_namespace{RelAlgExecutionDescriptor.cpp}
oNanonymous_namespace{RelAlgExecutor.cpp}
oNanonymous_namespace{RelAlgOptimizer.cpp}
oNanonymous_namespace{RelAlgTranslator.cpp}
oNanonymous_namespace{RelAlgTranslatorGeo.cpp}
oNanonymous_namespace{RelLeftDeepInnerJoin.cpp}
oNanonymous_namespace{ResultSet.cpp}
oNanonymous_namespace{ResultSetIteration.cpp}
oNanonymous_namespace{ResultSetReduction.cpp}
oNanonymous_namespace{ResultSetReductionCodegen.cpp}
oNanonymous_namespace{ResultSetReductionInterpreter.cpp}
oNanonymous_namespace{ResultSetReductionInterpreterStubs.cpp}
oNanonymous_namespace{ResultSetReductionJIT.cpp}
oNanonymous_namespace{ResultSetSortImpl.cu}
oNanonymous_namespace{RowFunctionManager.h}
oNanonymous_namespace{RuntimeFunctions.cpp}
oNanonymous_namespace{S3Archive.cpp}
oNanonymous_namespace{ScalarCodeGenerator.cpp}
oNanonymous_namespace{SerializeToSql.cpp}
oNanonymous_namespace{SharedDictionaryValidator.cpp}
oNanonymous_namespace{StorageIOFacility.h}
oNanonymous_namespace{StringDictionary.cpp}
oNanonymous_namespace{StringDictionaryProxy.cpp}
oNanonymous_namespace{StringOpsIR.cpp}
oNanonymous_namespace{StringTransform.h}
oNanonymous_namespace{SysCatalog.cpp}
oNanonymous_namespace{TableArchiver.cpp}
oNanonymous_namespace{TableFunctionCompilationContext.cpp}
oNanonymous_namespace{TableFunctionExecutionContext.cpp}
oNanonymous_namespace{TableOptimizer.cpp}
oNanonymous_namespace{TargetExprBuilder.cpp}
oNanonymous_namespace{TieredCpuBufferMgr.cpp}
oNanonymous_namespace{TokenCompletionHints.cpp}
oNanonymous_namespace{toString.h}
oNanonymous_namespace{TypedDataAccessors.h}
oNanonymous_namespace{Types.cpp}
oNanonymous_namespace{UdfCompiler.cpp}
oNanonymous_namespace{Utm.h}
oNanonymous_namespace{WindowContext.cpp}
oNanonymous_namespace{WindowExpressionRewrite.cpp}
oNanonymous_namespace{WindowFunctionIR.cpp}
oNarrow
oNbench_batch_streaming_ingest
oNbench_system_tables
oNbench_update
oNbenchmarks
oNboost
oNBuffer_Namespace
oNCatalog_Namespace
oNChunk_NS
oNCodegenUtil
oNcom
oNcreate_table
oNCrossSectionTableFunctions
oNCudaMgr_Namespace
oNdashboard_metadata
oNdata_conversion
oNData_Namespace
oNDateConverters
oNDateTimeUtils
oNDatumFetcher
oNdbhandler
oNddl_utils
oNdetails
oNdist
oNdouble_sort
oNEmbeddedDatabase
oNExecutorResourceMgr_Namespace
oNFile_Namespace
oNFileUtilities
oNflatbuffer
oNforeign_storage
oNFragmenter_Namespace
oNGDALTableFunctions
oNgenerate_loop_ref
oNgenerate_TableFunctionsFactory_init
oNGeo
oNGeospatial
oNgpu_enabled
oNheavyai
oNheavydb
oNheavydb_aws_sdk
oNimport_export
oNImportHelpers
oNjava
oNjson_utils
oNl0
oNlegacylockmgr
oNllvm
oNlockmgr
oNlogger
oNmake-m2-proxy
oNMandelbrot
oNmath_consts
oNmigrations
oNmup
oNnvtx_helpers
oNorg
oNparse_ast
oNParser
oNquantile
oNquery_state
oNQueryRenderer
oNQueryRunner
oNRasterFormat_Namespace
oNreport
oNresult_set
oNrun_benchmark
oNrun_benchmark_arrow
oNrun_benchmark_import
oNrun_synthetic_benchmark
oNSemaphoreShim_Namespace
oNserialize_detail
oNsetup
oNshared
oNspatial_type
oNsql_constants
oNstd
oNstreaming_top_n
oNStringFunctors
oNStringOps_Namespace
oNsystem_validator
oNtable_functions
oNTableFunctions_Namespace
oNTableFunctionsFactory_declbracket
oNTableFunctionsFactory_linker
oNTableFunctionsFactory_node
oNTableFunctionsFactory_parser
oNTableFunctionsFactory_transformers
oNTableFunctionsFactory_util
oNtarget_info
oNtest_exceptions
oNtest_fsi
oNtest_ra
oNtest_readcsv
oNtests
oNThreadController_NS
oNthreading_common
oNthreading_serial
oNthreading_std
oNthreading_tbb
oNThriftSerializers
oCAbstractBufferMgr
oCAbstractMLModel
oCAccessPrivileges
oCAggMode
oCAggregatedColRange
oCAggregatedResult
oCAggregateTreeForWindowFraming
oCAllColumnVarsVisitor
oCAlloca
oCAllocator
oCAllRangeTableIndexVisitor
oCAlterDatabaseCommand
oCAlterForeignServerCommand
oCAlterForeignTableCommand
oCAlterTableAlterColumnCommand
oCAlterTableAlterColumnCommandRecoveryMgr
oCAlterTableCommand
oCAnnotateInternalFunctionsPass
oCArchive
oCArena
oCArgument
oCArray
oCArrayConverterFactory
oCArrayLoadCodegen
oCArrayNoneEncoder
oCArraysConverterFactory
oCArrayValueConverter
oCArrowCsvForeignStorage
oCArrowForeignStorage
oCArrowForeignStorageBase
oCArrowFragment
oCArrowImporterException
oCArrowResult
oCArrowResultSet
oCArrowResultSetConverter
oCArrowResultSetRowIterator
oCAuthMetadata
oCAutomaticIRMetadataGuard
oCAutoTunerMetaInfo
oCBaseCellDataInformation on a single base cell
oCBaseCellRotationBase cell at a given ijk and required rotations into its system
oCBaselineHashTable
oCBaselineHashTableEntryInfo
oCBaselineJoinHashTable
oCBaselineJoinHashTableBuilder
oCBinaryOperator
oCBloscCompressor
oCboost_variant_accessor
oCBoundingBoxIntersectJoinConjunction
oCBoundingBoxIntersectJoinHashTable
oCBoundingBoxIntersectJoinSupportedFunction
oCBoundingBoxIntersectJoinTranslationInfo
oCBoundingBoxIntersectJoinTranslationResult
oCBoundingBoxIntersectKeyHandler
oCBoundingBoxIntersectMetaInfo
oCBoundingBoxIntersectTuningParamRecycler
oCBounds
oCBoxDetection
oCBucketizedHashEntryInfo
oCBufferRange
oCCacheDataTf
oCCachedItem
oCCachedSessionStore
oCCacheEvictionAlgorithm
oCCacheInvalidator
oCCacheItemMetric
oCCacheMetricTracker
oCCacheTooSmallException
oCCalcite
oCCall
oCCallbackManager
oCCardinalityCacheKey
oCCardinalityEstimationRequired
oCCartesianProduct
oCCartesianProductIterator
oCCast
oCCategoricalFeaturesBuilder
oCCgenState
oCCheckedAllocDeleter
oCCheckedMallocDeleter
oCChunkIter
oCChunkMetadata
oCChunkMetadataMetaInfo
oCChunkMetadataRecycler
oCChunkStats
oCCodeCacheAccessor
oCCodeCacheMetric
oCCodeGenerator
oCColRangeInfo
oCColSlotContext
oCColumn
oCColumn< Array< T > >
oCColumn< Array< TextEncodingDict > >
oCColumn< GeoLineString >
oCColumn< GeoMultiLineString >
oCColumn< GeoMultiPoint >
oCColumn< GeoMultiPolygon >
oCColumn< GeoPoint >
oCColumn< GeoPolygon >
oCColumn< TextEncodingDict >
oCColumn< TextEncodingNone >
oCColumnarConversionNotSupported
oCColumnarResults
oCColumnBitmap
oCColumnDescriptorContent in-memory of a row in the column metadata table
oCColumnFetcher
oCColumnLazyFetchInfo
oCColumnList
oCColumnList< Array< T > >
oCColumnList< TextEncodingDict >
oCColumnsForDevice
oCColumnStats
oCColumnVarsVisitor
oCCommandLineOptions
oCCompilationContext
oCCompilationOptions
oCCompilationResult
oCCompilationRetryNewScanLimit
oCCompilationRetryNoCompaction
oCCompilationRetryNoLazyFetch
oCCompositeKeyInfo
oCCompressionFailedError
oCComputeAgg
oCComputeAgg< RasterAggType::BOX_AVG >
oCComputeAgg< RasterAggType::COUNT >
oCComputeAgg< RasterAggType::MAX >
oCComputeAgg< RasterAggType::MIN >
oCComputeAgg< RasterAggType::SUM >
oCConnectionInfo
oCConstant
oCConstantFP
oCConstantInt
oCConsumeCb
oCConverterCreateParameter
oCCoordIJIJ hexagon coordinates
oCCoordIJKIJK hexagon coordinates
oCCountDistinctDescriptor
oCCpuCompilationContext
oCCpuTimer
oCCreateForeignServerCommand
oCCreateForeignTableCommand
oCCreatePolicyCommand
oCCubinResult
oCCudaAllocator
oCDashboardDescriptor
oCDashboardPrivileges
oCDatabasePrivileges
oCDataBlockPtr
oCDataBufferCache
oCDataCache
oCDataframeTableDescriptorContent in-memory of a row in the table metadata table
oCDataRecycler
oCDataRecyclerUtil
oCDateDaysEncoder
oCDateDaysOverflowValidator
oCDateTimeParser
oCDateTimeTranslator
oCDateTruncExpr
oCDatum
oCDayTimeInterval
oCDBHandler
oCDBObject
oCDBObjectKey
oCDdlCommand
oCDdlCommandData
oCDdlCommandExecutor
oCDecimalOverflowValidator
oCDecisionTreeEntry
oCDecodedJoinHashBufferEntry
oCDecoder
oCDeepCopyVisitor
oCDeletedColumnStats
oCDetection
oCDeviceAllocator
oCDeviceArrayDatum
oCDeviceClock
oCDeviceKernel
oCDiamondCodegen
oCdict_ref_t
oCDictDescriptorDescriptor for a dictionary for a string columne
oCDictionaryCache
oCDictionaryConverterFactory
oCDictionaryValueConverter
oCDictPayloadUnavailable
oCDiffFixedWidthInt
oCDistributedExecutionDetails
oCDistributedLoader
oCDistributedQueryRunner
oCDoNothingDeleter
oCDramArena
oCDropForeignServerCommand
oCDropForeignTableCommand
oCDropPolicyCommand
oCDummyPersistentForeignStorage
oCEMPTY_META_INFO
oCEnableBitmaskOps
oCEncoder
oCEpoch
oCEvaluateModelCommand
oCEventCb
oCExecutionEngineWrapper
oCExecutionKernel
oCExecutionKernelDescriptor
oCExecutionOptions
oCExecutionResult
oCExecutionUnitSql
oCExecutor
oCExplainedQueryHint
oCExplainInfo
oCExpressionRange
oCExtensionFunction
oCExtensionFunctionBindingError
oCExtensionFunctionsWhitelist
oCExternalCall
oCExternalQueryOutputSpec
oCExternalQueryTable
oCExtractedJoinInfo
oCExtractedQueryPlanDag
oCExtractExpr
oCFaceIJKFace number and ijk coordinates on that face-centered coordinate system
oCFaceOrientIJKInformation to transform into an adjacent face IJK system
oCFailedToCreateBitmap
oCFailedToCreateFirstSlab
oCFailedToCreateSlab
oCFailedToFetchColumn
oCFailedToJoinOnVirtualColumn
oCFetchResult
oCFilterSelectivity
oCFixedLengthArrayNoneEncoder
oCFixedLengthEncoder
oCFixedWidthInt
oCFixedWidthReal
oCFixedWidthSmallDate
oCFixedWidthUnsigned
oCFlatBufferManager
oCFor
oCForeignStorageBuffer
oCForeignStorageBufferMgr
oCForeignStorageColumnBuffer
oCForeignStorageInterface
oCFrag
oCFragmentsPerTable
oCFreeDeleter
oCFunction
oCGenericKeyHandler
oCGeoBoundaryCell boundary in latitude/longitude
oCGeoConverterFactory
oCGeoConverterFactory< CONVERTER, typename std::enable_if_t< std::is_same_v< GeoPolygonValueConverter, CONVERTER >||std::is_same_v< GeoMultiPolygonValueConverter, CONVERTER > > >
oCGeoCoordLatitude/longitude in radians
oCGeofenceSimilar to GeoBoundary, but requires more alloc work
oCGeoJoinOperandsTableKeyPair
oCGeoLineStringStruct
oCGeoLineStringTargetValue
oCGeoLineStringTargetValuePtr
oCGeoLinestringValueConverter
oCGeoMultiLineStringStruct
oCGeoMultiLineStringTargetValue
oCGeoMultiLineStringTargetValuePtr
oCGeoMultiLinestringValueConverter
oCGeoMultiPointStruct
oCGeoMultiPointTargetValue
oCGeoMultiPointTargetValuePtr
oCGeoMultiPointValueConverter
oCGeoMultiPolygonSimplified core of GeoJSON MultiPolygon coordinates definition
oCGeoMultiPolygonStruct
oCGeoMultiPolygonValueConverter
oCGeoMultiPolyTargetValue
oCGeoMultiPolyTargetValuePtr
oCGeoPointStruct
oCGeoPointTargetValue
oCGeoPointTargetValuePtr
oCGeoPointValueConverter
oCGeoPolygonSimplified core of GeoJSON Polygon coordinates definition
oCGeoPolygonStruct
oCGeoPolygonValueConverter
oCGeoPolyTargetValue
oCGeoPolyTargetValuePtr
oCGeoRaster
oCGeoReturnTypeTraits
oCGeoReturnTypeTraits< ResultSet::GeoReturnType::GeoTargetValue, GEO_SOURCE_TYPE >
oCGeoReturnTypeTraits< ResultSet::GeoReturnType::GeoTargetValuePtr, GEO_SOURCE_TYPE >
oCGeoReturnTypeTraits< ResultSet::GeoReturnType::WktString, GEO_SOURCE_TYPE >
oCGeospatialFunctionFinder
oCGeoTargetValuePtrSerializer
oCGeoTargetValuePtrSerializer< kLINESTRING >
oCGeoTargetValuePtrSerializer< kMULTILINESTRING >
oCGeoTargetValuePtrSerializer< kMULTIPOINT >
oCGeoTargetValuePtrSerializer< kMULTIPOLYGON >
oCGeoTargetValuePtrSerializer< kPOINT >
oCGeoTargetValuePtrSerializer< kPOLYGON >
oCGeoTargetValueSerializer
oCGeoTargetValueSerializer< kLINESTRING >
oCGeoTargetValueSerializer< kMULTILINESTRING >
oCGeoTargetValueSerializer< kMULTIPOINT >
oCGeoTargetValueSerializer< kMULTIPOLYGON >
oCGeoTargetValueSerializer< kPOINT >
oCGeoTargetValueSerializer< kPOLYGON >
oCGeoWktSerializer
oCGeoWktSerializer< kLINESTRING >
oCGeoWktSerializer< kMULTILINESTRING >
oCGeoWktSerializer< kMULTIPOINT >
oCGeoWktSerializer< kMULTIPOLYGON >
oCGeoWktSerializer< kPOINT >
oCGeoWktSerializer< kPOLYGON >
oCGetElementPtr
oCGpuCompilationContext
oCGpuDeviceCompilationContext
oCGpuGroupByBuffers
oCGpuReductionHelperJIT
oCGpuSharedMemCodeBuilder
oCGpuSharedMemoryContext
oCGrantee
oCGroupByAndAggregate
oCGroupByBufferLayoutInfo
oCHashingSchemeRecycler
oCHashJoin
oCHashJoinFail
oCHashJoinMatchingSet
oCHashTable
oCHashtableAccessPathInfo
oCHashTableBuildDag
oCHashtableCacheMetaInfo
oCHashTableEntryInfo
oCHashtableRecycler
oCHeavyDBAggHandler
oCHeavyDBLeafHandler
oCHintIdentifier
oCHitTestTypes
oCHostArrayDatum
oCICmp
oCInjectTimer
oCInnerOuterOrLoopQual
oCInputColDescriptor
oCInputDescriptor
oCInputTableInfo
oCInputTableInfoCache
oCInsecureAccessManager
oCInsertionOrderedMap
oCInstruction
oCInternalTargetValue
oCInterval
oCIntervals
oCInValuesBitmap
oCis_null_order_entry
oCis_shared_ptr
oCis_shared_ptr< std::shared_ptr< T > >
oCis_taken_entry
oCJoinBucketInfo
oCJoinChunk
oCJoinColumn
oCJoinColumnIteratorIterates over the rows of a JoinColumn across multiple fragments/chunks
oCJoinColumnTuple
oCJoinColumnTupleIteratorIterates over the rows of a JoinColumnTuple across multiple fragments/chunks
oCJoinColumnTyped
oCJoinColumnTypeInfo
oCJoinCondition
oCJoinCoveredQualVisitor
oCJoinHashTableTooBig
oCJoinInfo
oCJoinLoop
oCJoinLoopDomain
oCJoinTargetRebaser
oCKeyAccessor
oCKeyComparator
oCKeyFetcher
oCKeylessInfo
oCKeyReseter
oCLdapServer
oCLeafAggregator
oCLeafHostInfo
oCLinearRegressionModel
oCLinkDescriptorContent in-memory of a row in the link metadata view
oCLinkedGeoCoordA coordinate node in a linked geo structure, part of a linked list
oCLinkedGeoLoopA loop node in a linked geo structure, part of a linked list
oCLinkedGeoPolygonA polygon node in a linked geo structure, part of a linked list
oCLoad
oCLruCache
oCLRUEvictionAlgorithm
oCMapDProgramOptions
oCMaxRangeTableIndexVisitor
oCmeasure
oCMemCpy
oCMLModelMap
oCMLModelMetadata
oCModelInfo
oCModifyManipulationTarget
oCNativeExecutionError
oCNeedsOneToManyHash
oCNoEntryFoundException
oCNoneEncoder
oCnull_value_t
oCNullableValue
oCNullAwareValidator
oCNumericConverterFactory
oCNumericValueConverter
oCObjectRoleDescriptorObject_roles content in-memory of a row in mapd_object_permissions table
oCOneIntegerColumnRow
oCOneToManyPerfectJoinHashTableFillFuncArgs
oCOneToOnePerfectJoinHashTableFillFuncArgs
oCOutOfHostMemory
oCOutOfMemory
oCOutOfRenderMemory
oCOverflowOrUnderflow
oCParseIRError
oCParserWrapper
oCPcaModel
oCPerfectHashTable
oCPerfectHashTableEntryInfo
oCPerfectJoinHashTable
oCPerfectJoinHashTableBuilder
oCPersistentForeignStorageInterface
oCPersistentStorageMgr
oCPhysicalInput
oCPkiServer
oCPlanState
oCPMemArena
oCPodOrderEntry
oCPosixFileArchive
oCPostEvictionRefreshException
oCProxyTHttpClient
oCPushedDownFilterInfo
oCQualsConjunctiveForm
oCQueryCompilationDescriptor
oCQueryDispatchQueue
oCQueryEngine
oCQueryExecutionContext
oCQueryExecutionError
oCQueryExecutionProperties
oCQueryFragmentDescriptor
oCQueryInfoReturned by Fragmenter classes in getFragmentsForQuery - tells Executor which fragments to scan from which fragmenter (fragmenter id and fragment id needed for building ChunkKey)