Uses of Interface
com.orientechnologies.orient.core.sql.executor.OExecutionStep

Packages that use OExecutionStep

Package	Description
com.orientechnologies.orient.core.sql.executor
com.orientechnologies.orient.core.sql.parser

Uses of OExecutionStep in com.orientechnologies.orient.core.sql.executor

Subinterfaces of OExecutionStep in com.orientechnologies.orient.core.sql.executor

Modifier and Type	Interface	Description
interface	OExecutionStepInternal	Execution Steps are the building blocks of a query execution plan

Classes in com.orientechnologies.orient.core.sql.executor that implement OExecutionStep

Modifier and Type	Class	Description
class	AbstractExecutionStep
class	AbstractTraverseStep	Created by luigidellaquila on 26/10/16.
class	AbstractUnrollStep	unwinds a result-set.
class	AccumulatingTimeoutStep	Created by luigidellaquila on 08/08/16.
class	AggregateProjectionCalculationStep	Created by luigidellaquila on 12/07/16.
class	BatchStep	Created by luigidellaquila on 14/02/17.
class	BreadthFirstTraverseStep	Created by luigidellaquila on 26/10/16.
class	CartesianProductStep	Created by luigidellaquila on 11/10/16.
class	CastToEdgeStep	Created by luigidellaquila on 20/02/17.
class	CastToVertexStep	Created by luigidellaquila on 20/02/17.
class	CheckClassTypeStep	This step is used just as a gate check for classes (eg. for CREATE VERTEX to make sure that the passed class is a vertex class).
class	CheckClusterTypeStep	This step is used just as a gate check to verify that a cluster belongs to a class.
class	CheckRecordTypeStep	Checks that all the records from the upstream are of a particular type (or subclasses).
class	CheckSafeDeleteStep	Checks if a record can be safely deleted (throws OCommandExecutionException in case).
class	ConvertToResultInternalStep	takes a result set made of OUpdatableRecord instances and transforms it in another result set made of normal OResultInternal instances.
class	ConvertToUpdatableResultStep	takes a normal result set and transforms it in another result set made of OUpdatableRecord instances.
class	CopyDocumentStep	Reads an upstream result set and returns a new result set that contains copies of the original OResult instances
class	CopyRecordContentBeforeUpdateStep	Reads an upstream result set and returns a new result set that contains copies of the original OResult instances
class	CountFromClassStep	Returns the number of records contained in a class (including subclasses) Executes a count(*) on a class and returns a single record that contains that value (with a specific alias).
class	CountFromIndexStep	Returns the number of records contained in an index
class	CountFromIndexWithKeyStep	Returns the number of records contained in an index
class	CountStep	Counts the records from the previous steps.
class	CreateEdgesStep	Created by luigidellaquila on 28/11/16.
class	CreateRecordStep
class	DeleteFromIndexStep	Created by luigidellaquila on 11/08/16.
class	DeleteStep	Deletes records coming from upstream steps
class	DepthFirstTraverseStep	Created by luigidellaquila on 26/10/16.
class	DistinctExecutionStep	Created by luigidellaquila on 08/07/16.
class	DistributedExecutionStep	Created by luigidellaquila on 08/05/17.
class	EmptyDataGeneratorStep	Created by luigidellaquila on 08/07/16.
class	EmptyStep	Created by luigidellaquila on 08/07/16.
class	ExpandStep	Expands a result-set.
class	FetchEdgesFromToVerticesStep	Created by luigidellaquila on 21/02/17.
class	FetchEdgesToVerticesStep	Created by luigidellaquila on 21/02/17.
class	FetchFromClassExecutionStep	Created by luigidellaquila on 08/07/16.
class	FetchFromClusterExecutionStep
class	FetchFromClustersExecutionStep	Created by luigidellaquila on 21/07/16.
class	FetchFromDatabaseMetadataStep	Returns an OResult containing metadata regarding the database
class	FetchFromDistributedMetadataStep	Returns an OResult containing metadata regarding the database
class	FetchFromIndexedFunctionStep	Created by luigidellaquila on 06/08/16.
class	FetchFromIndexStep	Created by luigidellaquila on 23/07/16.
class	FetchFromIndexValuesStep	Created by luigidellaquila on 02/08/16.
class	FetchFromRidsStep	Created by luigidellaquila on 22/07/16.
class	FetchFromStorageMetadataStep	Returns an OResult containing metadata regarding the storage
class	FetchFromVariableStep	Created by luigidellaquila on 22/07/16.
class	FetchFromViewExecutionStep	Created by luigidellaquila on 08/07/16.
class	FetchTemporaryFromTxStep	Created by luigidellaquila on 12/01/17.
class	FilterByClassStep	Created by luigidellaquila on 01/03/17.
class	FilterByClustersStep	Created by luigidellaquila on 01/03/17.
class	FilterNotMatchPatternStep
class	FilterStep	Created by luigidellaquila on 12/07/16.
class	FindReferencesStep	Created by luigidellaquila on 07/09/16.
class	ForEachStep	Created by luigidellaquila on 19/09/16.
class	GetValueFromIndexEntryStep	Created by luigidellaquila on 16/03/17.
class	GlobalLetExpressionStep	Created by luigidellaquila on 03/08/16.
class	GlobalLetQueryStep	Created by luigidellaquila on 03/08/16.
class	GuaranteeEmptyCountStep
class	IfStep	Created by luigidellaquila on 19/09/16.
class	InsertIntoIndexStep	Created by luigidellaquila on 20/03/17.
class	InsertValuesStep	Created by luigidellaquila on 11/08/16.
class	LetExpressionStep	Created by luigidellaquila on 03/08/16.
class	LetQueryStep	Created by luigidellaquila on 03/08/16.
class	LimitExecutionStep	Created by luigidellaquila on 08/07/16.
class	LockRecordStep
class	MatchFirstStep	Created by luigidellaquila on 20/09/16.
class	MatchPrefetchStep	Created by luigidellaquila on 20/09/16.
class	MatchStep
class	MoveVertexStep	Created by luigidellaquila on 14/02/17.
class	OInfoExecutionStep	Created by luigidellaquila on 19/12/16.
class	OptionalMatchStep	Created by luigidellaquila on 17/10/16.
class	OrderByStep	Created by luigidellaquila on 11/07/16.
class	ParallelExecStep
class	ProjectionCalculationStep	Created by luigidellaquila on 12/07/16.
class	RemoveEdgePointersStep	This is intended for INSERT FROM SELECT.
class	RemoveEmptyOptionalsStep
class	RetryStep	Created by luigidellaquila on 19/09/16.
class	ReturnMatchElementsStep	Created by luigidellaquila on 12/10/16.
class	ReturnMatchPathElementsStep	Created by luigidellaquila on 12/10/16.
class	ReturnMatchPathsStep	Created by luigidellaquila on 12/10/16.
class	ReturnMatchPatternsStep	Created by luigidellaquila on 12/10/16.
class	ReturnStep	Created by luigidellaquila on 11/10/16.
class	SaveElementStep
class	ScriptLineStep
class	SetDocumentClassStep	Assigns a class to documents coming from upstream
class	SkipExecutionStep	Created by luigidellaquila on 08/07/16.
class	SubQueryStep	Created by luigidellaquila on 22/07/16.
class	TimeoutStep	Created by luigidellaquila on 08/08/16.
class	UnwindStep	unwinds a result-set.
class	UnwrapPreviousValueStep	for UPDATE, unwraps the current result set to return the previous value
class	UpdateContentStep	Created by luigidellaquila on 09/08/16.
class	UpdateEdgePointersStep	after an update of an edge, this step updates edge pointers on vertices to make the graph consistent again
class	UpdateMergeStep	Created by luigidellaquila on 09/08/16.
class	UpdateRemoveStep	Created by luigidellaquila on 09/08/16.
class	UpdateSetStep	Created by luigidellaquila on 09/08/16.
class	UpsertStep
class	WhileMatchStep	Created by luigidellaquila on 13/10/16.

Fields in com.orientechnologies.orient.core.sql.executor with type parameters of type OExecutionStep

Modifier and Type	Field	Description
protected List<OExecutionStep>	FetchFromClassExecutionStep.subSteps

Methods in com.orientechnologies.orient.core.sql.executor that return OExecutionStep

Modifier and Type	Method	Description
OExecutionStep	AccumulatingTimeoutStep.copy(OCommandContext ctx)
OExecutionStep	AggregateProjectionCalculationStep.copy(OCommandContext ctx)
OExecutionStep	CastToEdgeStep.copy(OCommandContext ctx)
OExecutionStep	CheckClassTypeStep.copy(OCommandContext ctx)
OExecutionStep	CountStep.copy(OCommandContext ctx)
OExecutionStep	CreateEdgesStep.copy(OCommandContext ctx)
OExecutionStep	DeleteStep.copy(OCommandContext ctx)
OExecutionStep	EmptyStep.copy(OCommandContext ctx)
OExecutionStep	FetchEdgesFromToVerticesStep.copy(OCommandContext ctx)
OExecutionStep	FetchFromClassExecutionStep.copy(OCommandContext ctx)
OExecutionStep	FetchFromClusterExecutionStep.copy(OCommandContext ctx)
OExecutionStep	FetchFromIndexStep.copy(OCommandContext ctx)
OExecutionStep	FetchTemporaryFromTxStep.copy(OCommandContext ctx)
OExecutionStep	FilterByClassStep.copy(OCommandContext ctx)
OExecutionStep	FilterStep.copy(OCommandContext ctx)
OExecutionStep	GetValueFromIndexEntryStep.copy(OCommandContext ctx)
OExecutionStep	GlobalLetExpressionStep.copy(OCommandContext ctx)
OExecutionStep	GuaranteeEmptyCountStep.copy(OCommandContext ctx)
default OExecutionStep	OExecutionStepInternal.copy(OCommandContext ctx)
OExecutionStep	ParallelExecStep.copy(OCommandContext ctx)
OExecutionStep	ProjectionCalculationStep.copy(OCommandContext ctx)
OExecutionStep	SaveElementStep.copy(OCommandContext ctx)
OExecutionStep	SubQueryStep.copy(OCommandContext ctx)
OExecutionStep	TimeoutStep.copy(OCommandContext ctx)

Methods in com.orientechnologies.orient.core.sql.executor that return types with arguments of type OExecutionStep

Modifier and Type	Method	Description
List<OExecutionStep>	ODDLExecutionPlan.getSteps()
List<OExecutionStep>	OExecutionPlan.getSteps()
List<OExecutionStep>	OIfExecutionPlan.getSteps()
List<OExecutionStep>	OInfoExecutionPlan.getSteps()
List<OExecutionStep>	OScriptExecutionPlan.getSteps()
List<OExecutionStep>	OSelectExecutionPlan.getSteps()
List<OExecutionStep>	OSingleOpExecutionPlan.getSteps()
List<OExecutionStep>	OSingleOpServerExecutionPlan.getSteps()
List<OExecutionStep>	FetchFromClassExecutionStep.getSubSteps()
List<OExecutionStep>	FetchFromClustersExecutionStep.getSubSteps()
List<OExecutionStep>	FilterNotMatchPatternStep.getSubSteps()
List<OExecutionStep>	OExecutionStep.getSubSteps()
default List<OExecutionStep>	OExecutionStepInternal.getSubSteps()
List<OExecutionStep>	OInfoExecutionStep.getSubSteps()

Method parameters in com.orientechnologies.orient.core.sql.executor with type arguments of type OExecutionStep

Modifier and Type	Method	Description
void	OInfoExecutionPlan.setSteps(List<OExecutionStep> steps)

Uses of OExecutionStep in com.orientechnologies.orient.core.sql.parser

Classes in com.orientechnologies.orient.core.sql.parser that implement OExecutionStep

Modifier and Type	Class	Description
class	WhileStep