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

Interface Summary

Interface	Description
AggregationContext	Created by luigidellaquila on 16/07/16.
OExecutionPlan	Created by luigidellaquila on 06/07/16.
OExecutionStep	Created by luigidellaquila on 20/07/16.
OExecutionStepInternal	Execution Steps are the building blocks of a query execution plan
OInternalExecutionPlan	Created by luigidellaquila on 06/07/16.
OQueryExecutionPushListener	Created by luigidellaquila on 06/07/16.
OQueryMetrics	Created by Enrico Risa
OResult	Created by luigidellaquila on 21/07/16.
OResultSet	Created by luigidellaquila on 07/07/16.

Class Summary

Class	Description
AbstractExecutionStep
AbstractTraverseStep	Created by luigidellaquila on 26/10/16.
AbstractUnrollStep	unwinds a result-set.
AccumulatingTimeoutStep	Created by luigidellaquila on 08/08/16.
AggregateProjectionCalculationStep	Created by luigidellaquila on 12/07/16.
BatchStep	Created by luigidellaquila on 14/02/17.
BreadthFirstTraverseStep	Created by luigidellaquila on 26/10/16.
CartesianProductStep	Created by luigidellaquila on 11/10/16.
CastToEdgeStep	Created by luigidellaquila on 20/02/17.
CastToVertexStep	Created by luigidellaquila on 20/02/17.
CheckClassTypeStep	This step is used just as a gate check for classes (eg.
CheckClusterTypeStep	This step is used just as a gate check to verify that a cluster belongs to a class.
CheckRecordTypeStep	Checks that all the records from the upstream are of a particular type (or subclasses).
CheckSafeDeleteStep	Checks if a record can be safely deleted (throws OCommandExecutionException in case).
ConvertToResultInternalStep	takes a result set made of OUpdatableRecord instances and transforms it in another result set made of normal OResultInternal instances.
ConvertToUpdatableResultStep	takes a normal result set and transforms it in another result set made of OUpdatableRecord instances.
CopyDocumentStep	Reads an upstream result set and returns a new result set that contains copies of the original OResult instances
CopyRecordContentBeforeUpdateStep	Reads an upstream result set and returns a new result set that contains copies of the original OResult instances
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).
CountFromIndexStep	Returns the number of records contained in an index
CountFromIndexWithKeyStep	Returns the number of records contained in an index
CountStep	Counts the records from the previous steps.
CreateEdgesStep	Created by luigidellaquila on 28/11/16.
CreateRecordStep
DeleteFromIndexStep	Created by luigidellaquila on 11/08/16.
DeleteStep	Deletes records coming from upstream steps
DepthFirstTraverseStep	Created by luigidellaquila on 26/10/16.
DistinctExecutionStep	Created by luigidellaquila on 08/07/16.
DistributedExecutionStep	Created by luigidellaquila on 08/05/17.
EdgeTraversal	Created by luigidellaquila on 20/09/16.
EmptyDataGeneratorStep	Created by luigidellaquila on 08/07/16.
EmptyStep	Created by luigidellaquila on 08/07/16.
ExpandStep	Expands a result-set.
FetchEdgesFromToVerticesStep	Created by luigidellaquila on 21/02/17.
FetchEdgesToVerticesStep	Created by luigidellaquila on 21/02/17.
FetchFromClassExecutionStep	Created by luigidellaquila on 08/07/16.
FetchFromClusterExecutionStep
FetchFromClustersExecutionStep	Created by luigidellaquila on 21/07/16.
FetchFromDatabaseMetadataStep	Returns an OResult containing metadata regarding the database
FetchFromIndexedFunctionStep	Created by luigidellaquila on 06/08/16.
FetchFromIndexStep	Created by luigidellaquila on 23/07/16.
FetchFromIndexValuesStep	Created by luigidellaquila on 02/08/16.
FetchFromRidsStep	Created by luigidellaquila on 22/07/16.
FetchFromStorageMetadataStep	Returns an OResult containing metadata regarding the storage
FetchFromVariableStep	Created by luigidellaquila on 22/07/16.
FetchFromViewExecutionStep	Created by luigidellaquila on 08/07/16.
FetchTemporaryFromTxStep	Created by luigidellaquila on 12/01/17.
FilterByClassStep	Created by luigidellaquila on 01/03/17.
FilterByClustersStep	Created by luigidellaquila on 01/03/17.
FilterNotMatchPatternStep
FilterStep	Created by luigidellaquila on 12/07/16.
FindReferencesStep	Created by luigidellaquila on 07/09/16.
ForEachStep	Created by luigidellaquila on 19/09/16.
GetValueFromIndexEntryStep	Created by luigidellaquila on 16/03/17.
GlobalLetExpressionStep	Created by luigidellaquila on 03/08/16.
GlobalLetQueryStep	Created by luigidellaquila on 03/08/16.
GuaranteeEmptyCountStep
IfStep	Created by luigidellaquila on 19/09/16.
IndexSearchDescriptor	Created by luigidellaquila on 26/07/16.
InsertIntoIndexStep	Created by luigidellaquila on 20/03/17.
InsertValuesStep	Created by luigidellaquila on 11/08/16.
LetExpressionStep	Created by luigidellaquila on 03/08/16.
LetQueryStep	Created by luigidellaquila on 03/08/16.
LimitExecutionStep	Created by luigidellaquila on 08/07/16.
LiveQueryListenerImpl	Created by luigidellaquila on 15/06/17.
LockRecordStep
MatchEdgeTraverser	Created by luigidellaquila on 23/09/16.
MatchFieldTraverser
MatchFirstStep	Created by luigidellaquila on 20/09/16.
MatchMultiEdgeTraverser	Created by luigidellaquila on 14/10/16.
MatchPrefetchStep	Created by luigidellaquila on 20/09/16.
MatchReverseEdgeTraverser	Created by luigidellaquila on 15/10/16.
MatchStep
MoveVertexStep	Created by luigidellaquila on 14/02/17.
OCreateEdgeExecutionPlanner	Created by luigidellaquila on 08/08/16.
OCreateVertexExecutionPlanner
ODDLExecutionPlan
ODeleteEdgeExecutionPlanner	Created by luigidellaquila on 08/08/16.
ODeleteExecutionPlan
ODeleteExecutionPlanner	Created by luigidellaquila on 08/08/16.
ODeleteVertexExecutionPlanner	Created by luigidellaquila on 08/08/16.
OFindReferencesExecutionPlanner
OForEachExecutionPlan
OFuncitonAggregationContext	Delegates to an aggregate function for aggregation calculation
OIfExecutionPlan
OInfoExecutionPlan	Created by luigidellaquila on 19/12/16.
OInfoExecutionStep	Created by luigidellaquila on 19/12/16.
OInsertExecutionPlan
OInsertExecutionPlanner	Created by luigidellaquila on 08/08/16.
OInternalResultSet	Created by luigidellaquila on 07/07/16.
OIteratorResultSet	Created by luigidellaquila on 07/07/16.
OMatchExecutionPlanner	Created by luigidellaquila on 20/09/16.
OMoveVertexExecutionPlanner	Created by luigidellaquila on 08/08/16.
OptionalMatchEdgeTraverser	Created by luigidellaquila on 17/10/16.
OptionalMatchStep	Created by luigidellaquila on 17/10/16.
OQueryStats	This class contains statistics about graph structure and query execution.
OrderByStep	Created by luigidellaquila on 11/07/16.
OResultInternal	Created by luigidellaquila on 06/07/16.
ORetryExecutionPlan
ORidSet	Special implementation of Java Set<ORID> to efficiently handle memory and performance.
ORidSetIterator	Created by luigidellaquila on 25/10/16.
OScriptExecutionPlan
OSelectExecutionPlan	Created by luigidellaquila on 06/07/16.
OSelectExecutionPlanner
OSingleOpExecutionPlan
OTraverseExecutionPlanner
OTraverseResult	Created by luigidellaquila on 02/11/16.
OUpdatableResult
OUpdateExecutionPlan
OUpdateExecutionPlanner	Created by luigidellaquila on 08/08/16.
ParallelExecStep
PatternEdge	Created by luigidellaquila on 28/07/15.
PatternNode	Created by luigidellaquila on 28/07/15.
ProjectionCalculationStep	Created by luigidellaquila on 12/07/16.
QueryPlanningInfo	Created by luigidellaquila on 19/06/17.
RemoveEdgePointersStep	This is intended for INSERT FROM SELECT.
RemoveEmptyOptionalsStep
RetryStep	Created by luigidellaquila on 19/09/16.
ReturnMatchElementsStep	Created by luigidellaquila on 12/10/16.
ReturnMatchPathElementsStep	Created by luigidellaquila on 12/10/16.
ReturnMatchPathsStep	Created by luigidellaquila on 12/10/16.
ReturnMatchPatternsStep	Created by luigidellaquila on 12/10/16.
ReturnStep	Created by luigidellaquila on 11/10/16.
SaveElementStep
ScriptLineStep
SetDocumentClassStep	Assigns a class to documents coming from upstream
SkipExecutionStep	Created by luigidellaquila on 08/07/16.
SubQueryStep	Created by luigidellaquila on 22/07/16.
TimeoutStep	Created by luigidellaquila on 08/08/16.
UnwindStep	unwinds a result-set.
UnwrapPreviousValueStep	for UPDATE, unwraps the current result set to return the previous value
UpdateContentStep	Created by luigidellaquila on 09/08/16.
UpdateEdgePointersStep	after an update of an edge, this step updates edge pointers on vertices to make the graph consistent again
UpdateMergeStep	Created by luigidellaquila on 09/08/16.
UpdateRemoveStep	Created by luigidellaquila on 09/08/16.
UpdateSetStep	Created by luigidellaquila on 09/08/16.
UpsertStep
WhileMatchStep	Created by luigidellaquila on 13/10/16.