Package org.apache.hadoop.hive.ql.parse

Interface Summary

Interface	Description
HiveSemanticAnalyzerHook	HiveSemanticAnalyzerHook allows Hive to be extended with custom logic for semantic analysis of QL statements.
HiveSemanticAnalyzerHookContext	Context information provided by Hive to implementations of HiveSemanticAnalyzerHook.
SemanticAnalyzer.PlannerContextFactory
SubQueryUtils.ISubQueryJoinInfo

Class Summary

Class	Description
AbstractSemanticAnalyzerHook
AlterTablePartMergeFilesDesc
AnalyzeCommandUtils
AppMasterEventProcessor	FileSinkProcessor is a simple rule to remember seen unions for later processing.
ASTErrorNode
ASTNode
ASTNodeOrigin	ASTNodeOrigin contains contextual information about the object from whose definition a particular ASTNode originated.
BaseSemanticAnalyzer	BaseSemanticAnalyzer.
BaseSemanticAnalyzer.TableSpec	TableSpec.
CalcitePlanner
CalcitePlanner.ASTSearcher
ColumnAccessAnalyzer
ColumnAccessInfo
ColumnStatsAutoGatherContext	ColumnStatsAutoGatherContext: This is passed to the compiler when set hive.stats.autogather=true during the INSERT OVERWRITE command.
ColumnStatsList	The list of column stats and their state.
ColumnStatsSemanticAnalyzer	ColumnStatsSemanticAnalyzer.
DDLSemanticAnalyzer	DDLSemanticAnalyzer.
DruidSqlOperatorConverter	Contains custom Druid SQL operator converter classes, contains either: Hive specific OperatorConversion logic that can not be part of Calcite Some temporary OperatorConversion that is not release by Calcite yet
DruidSqlOperatorConverter.DruidDateArithmeticOperatorConversion	Base class for Date Add/Sub operator conversion
DruidSqlOperatorConverter.DruidDateTruncOperatorConversion	Operator conversion form Hive TRUNC UDF to Druid Date Time UDFs.
DruidSqlOperatorConverter.DruidFormUnixTimeOperatorConversion
DruidSqlOperatorConverter.DruidSubstringOperatorConversion	Druid operator converter from Hive Substring to Druid SubString.
DruidSqlOperatorConverter.DruidToDateOperatorConversion	Expression operator conversion form Hive TO_DATE operator to Druid Date cast.
DruidSqlOperatorConverter.DruidUnixTimestampOperatorConversion
DruidSqlOperatorConverter.UnaryFunctionOperatorConversion
EximUtil	EximUtil.
EximUtil.SemanticAnalyzerWrapperContext	Wrapper class for common BaseSemanticAnalyzer non-static members into static generic methods without having the fn signatures becoming overwhelming, with passing each of these into every function.
ExplainConfiguration	ExplainConfiguration
ExplainSemanticAnalyzer	ExplainSemanticAnalyzer.
ExplainSQRewriteSemanticAnalyzer
ExportSemanticAnalyzer	ExportSemanticAnalyzer.
FileSinkProcessor	FileSinkProcessor is a simple rule to remember seen file sinks for later processing.
FunctionSemanticAnalyzer	FunctionSemanticAnalyzer.
GenMapRedWalker	Walks the operator tree in pre order fashion.
GenTezProcContext	GenTezProcContext.
GenTezUtils	GenTezUtils is a collection of shared helper methods to produce TezWork.
GenTezUtils.DynamicListContext
GenTezUtils.DynamicPartitionPrunerContext
GenTezUtils.DynamicPartitionPrunerProc
GenTezWork	GenTezWork separates the operator tree into tez tasks.
GenTezWorkWalker	Walks the operator tree in DFS fashion.
GlobalLimitCtx	context for pruning inputs.
HiveSemanticAnalyzerHookContextImpl
ImportSemanticAnalyzer	ImportSemanticAnalyzer.
InputSignature	The input signature of a function or operator.
JoinCond	Join conditions Descriptor implementation.
LeadLagInfo	Lead Lag functionality
LoadSemanticAnalyzer	LoadSemanticAnalyzer.
MacroSemanticAnalyzer	MacroSemanticAnalyzer.
MapReduceCompiler
MaskAndFilterInfo
MaterializedViewRebuildSemanticAnalyzer	MaterializedViewRebuildSemanticAnalyzer.
MetaDataExportListener	This class listens for drop events and, if set, exports the table's metadata as JSON to the trash of the user performing the drop
NamedJoinInfo	NamedColsInJoin encapsulates information about using clause of join.
OpParseContext	Implementation of the Operator Parse Context.
OptimizeTezProcContext	OptimizeTezProcContext.
ParseContext	Parse Context: The current parse context.
ParseDriver	ParseDriver.
ParseError
ParseUtils	Library of utility functions used in the parse code.
PreInsertTableDesc
PrintOpTreeProcessor	PrintOpTreeProcessor.
ProcessAnalyzeTable	ProcessAnalyzeTable sets up work for the several variants of analyze table (normal, no scan.) The plan at this point will be a single table scan operator.
PrunedPartitionList	The list of pruned partitions.
PTFInvocationSpec
PTFInvocationSpec.OrderExpression
PTFInvocationSpec.OrderSpec
PTFInvocationSpec.PartitionedTableFunctionSpec
PTFInvocationSpec.PartitionExpression
PTFInvocationSpec.PartitioningSpec
PTFInvocationSpec.PartitionSpec
PTFInvocationSpec.PTFInputSpec
PTFInvocationSpec.PTFQueryInputSpec
PTFTranslator
PTFTranslator.ValidateNoLeadLag
QB	Implementation of the query block.
QBExpr	Implementation of the query block expression.
QBJoinTree	Internal representation of the join tree.
QBMetaData	Implementation of the metadata information related to a query block.
QBParseInfo	Implementation of the parse information related to a query block.
QBSubQuery
QBSubQuery.SubQueryTypeDef
ReplicationSemanticAnalyzer
ReplicationSpec	Statements executed to handle replication have some additional information relevant to the replication subsystem - this class captures those bits of information.
RowResolver	Implementation of the Row Resolver.
RuntimeValuesInfo	Holds structures required for runtime values and mappings.
SemanticAnalyzer	Implementation of the semantic analyzer.
SemanticAnalyzer.GenericUDAFInfo	Class to store GenericUDAF related information.
SemanticAnalyzerFactory	SemanticAnalyzerFactory.
SemiJoinBranchInfo
SemiJoinHint
SplitSample	This class stores all the information specified in the TABLESAMPLE(...) clause.
StorageFormat
SubQueryDiagnostic
SubQueryDiagnostic.QBSubQueryRewrite
SubQueryDiagnostic.QBSubQueryRewriteNoop
SubQueryUtils
TableAccessAnalyzer	TableAccessAnalyzer walks the operator graph from joins and group bys to the table scan operator backing it.
TableAccessCtx	This class implements the context information that is used for typechecking phase in query compilation.
TableAccessInfo
TableMask	The main purpose for this class is for authorization.
TableSample	This class stores all the information specified in the TABLESAMPLE clause.
TaskCompiler	TaskCompiler is a the base class for classes that compile operator pipelines into tasks.
TaskCompilerFactory	TaskCompilerFactory is a factory class to choose the appropriate TaskCompiler.
TezCompiler	TezCompiler translates the operator plan into TezTasks.
TezWalker	Walks the operator tree in DFS fashion.
TypeCheckCtx	This class implements the context information that is used for typechecking phase in query compilation.
TypeCheckProcFactory	The Factory for creating typecheck processors.
TypeCheckProcFactory.BoolExprProcessor	Processor for boolean constants.
TypeCheckProcFactory.ColumnExprProcessor	Processor for table columns.
TypeCheckProcFactory.DateTimeExprProcessor	Processor for date constants.
TypeCheckProcFactory.DefaultExprProcessor	The default processor for typechecking.
TypeCheckProcFactory.IntervalExprProcessor	Processor for interval constants.
TypeCheckProcFactory.NullExprProcessor	Processor for processing NULL expression.
TypeCheckProcFactory.NumExprProcessor	Processor for processing numeric constants.
TypeCheckProcFactory.StrExprProcessor	Processor for processing string constants.
TypeCheckProcFactory.SubQueryExprProcessor	Processor for subquery expressions..
UnionProcessor	FileSinkProcessor is a simple rule to remember seen unions for later processing.
UnparseTranslator	UnparseTranslator is used to "unparse" objects such as views when their definition is stored.
UpdateDeleteSemanticAnalyzer	A subclass of the SemanticAnalyzer that just handles update, delete and merge statements.
WindowingComponentizer
WindowingExprNodeEvaluatorFactory
WindowingExprNodeEvaluatorFactory.FindLeadLagFuncExprs
WindowingSpec
WindowingSpec.BoundarySpec
WindowingSpec.WindowExpressionSpec
WindowingSpec.WindowFrameSpec
WindowingSpec.WindowFunctionSpec
WindowingSpec.WindowSpec

Enum Summary

Enum	Description
BaseSemanticAnalyzer.TableSpec.SpecType
ExplainConfiguration.AnalyzeState
ExplainConfiguration.VectorizationDetailLevel
JoinType	JoinType.
PTFInvocationSpec.NullOrder
PTFInvocationSpec.Order
PTFInvocationSpec.PTFQueryInputType
QBExpr.Opcode	Opcode.
QBParseInfo.ClauseType
QBSubQuery.SubQueryType
ReplicationSpec.KEY
ReplicationSpec.SCOPE
ReplicationSpec.Type
SemanticAnalyzer.MaterializationRebuildMode
WindowingSpec.Direction
WindowingSpec.WindowType

Exception Summary

Exception	Description
ParseException	ParseException.
SemanticException	Exception from SemanticAnalyzer.