LLBLGen Pro v5.7 Runtime Framework Reference Manual
Namespaces
SD.LLBLGen.Pro Namespaces
SD.LLBLGen.Pro.ORMSupportClasses Namespaces
SD.LLBLGen.Pro.ORMSupportClasses
DataAccessAdapterCore Class
DataAccessAdapterCore Methods
CallActionStoredProcedure Method
CallActionStoredProcedureAsync Method
CallRetrievalStoredProcedure Method
CloseConnection Method
Commit Method
CreateActionQueryForPackedQueryFactoryFunc Method
CreateConnection Method
CreateCorrectStoredProcedureName Method
CreateDeleteDQ Method
CreateDynamicQueryEngine Method
CreateInsertDQ Method
CreateNewPhysicalConnection Method
CreateNewPhysicalDataAdapter Method
CreateNewPhysicalTransaction Method
CreatePrimaryKeyFilter Method
CreatePrimaryKeyFilters Method
CreateRowCountDQ Method
CreateSelectDQ Method
CreateStoredProcedureCallCommand Method
CreateUpdateDQ Method
DeleteEntitiesDirectly Method
DeleteEntitiesDirectlyAsync Method
DeleteEntity Method
DeleteEntityAsync Method
DeleteEntityCollection Method
DeleteEntityCollectionAsync Method
Dispose Method
ExecuteActionQuery Method
ExecuteActionQueryAsync Method
ExecuteMultiRowDataTableRetrievalQuery Method
ExecuteMultiRowDataTableRetrievalQueryAsync Method
ExecuteMultiRowRetrievalQuery Method
ExecuteMultiRowRetrievalQueryAsync Method
ExecuteScalarQuery Method
ExecuteScalarQueryAsync Method
ExecuteSingleRowRetrievalQuery Method
ExecuteSQL Method
ExecuteSQLAsync Method
FetchDataReader Method
FetchDataReaderAsync Method
FetchEntity Method
FetchEntityCollection Method
FetchEntityCollectionAsync Method
FetchEntityUsingUniqueConstraint Method
FetchExcludedFields Method
FetchExcludedFieldsAsync Method
FetchNewEntity Method
FetchPrefetchPath Method
FetchProjection Method
FetchProjectionAsync Method
FetchQuery Method
FetchQueryAsync Method
FetchScalarQuery Method
FetchScalarQueryAsync Method
FetchTypedList Method
FetchTypedListAsync Method
FetchTypedView Method
GetActiveConnection Method
GetDbCount Method
GetDbProviderFactoryInstance Method
GetDbSpecificCreatorInstance Method
GetFieldPersistenceInfo Method
GetFieldPersistenceInfos Method
GetScalar Method
HandleValueReadErrors Method
IDataAccessCore.FetchExcludedFieldBatch Method
IDataAccessCore.FetchExcludedFieldBatchAsync Method
IDataAccessCore.ProduceCorrectStoredProcedureName Method
InitClassPhase2 Method
InsertPersistenceInfoObjects Method
ITransactionController.Commit Method
ITransactionController.Rollback Method
MergeManyToMany Method
MergeManyToManyAsync Method
OnAfterTransactionCommit Method
OnAfterTransactionRollback Method
OnBeforeEntitySave Method
OnBeforeTransactionCommit Method
OnBeforeTransactionRollback Method
OnDeleteEntitiesDirectly Method
OnDeleteEntitiesDirectlyComplete Method
OnDeleteEntity Method
OnDeleteEntityCollection Method
OnDeleteEntityCollectionComplete Method
OnDeleteEntityComplete Method
OnFetchEntity Method
OnFetchEntityCollection Method
OnFetchEntityCollectionComplete Method
OnFetchEntityComplete Method
OnFetchTypedList Method
OnFetchTypedListComplete Method
OnFetchTypedView Method
OnFetchTypedViewComplete Method
OnGetScalar Method
OnInsertPersistenceObjects Method
OnSaveEntity Method
OnSaveEntityCollection Method
OnSaveEntityCollectionComplete Method
OnSaveEntityComplete Method
OnUpdateEntitiesDirectly Method
OnUpdateEntitiesDirectlyComplete Method
OpenConnection Method
OpenConnectionAsync Method
PerformExecuteSingleRowRetrievalQuery Method
PostProcessNewDynamicQueryEngine Method
RawCallActionStoredProcedure Method
RawCallRetrievalProcedure Method
ReadHandleCatalogNameSettingFromConfig Method
ReadHandleSchemaNameSettingFromConfig Method
Rollback Method
SaveEntity Method
SaveEntityAsync Method
SaveEntityCollection Method
SaveEntityCollectionAsync Method
SaveTransaction Method
SetPerInstanceCompatibilityLevel Method
StartTransaction Method
StartTransactionAsync Method
UpdateEntitiesDirectly Method
UpdateEntitiesDirectlyAsync Method
WireTransaction Method
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DataAccessAdapterCoreExecuteScalarQueryAsync Method

Async variant of ExecuteScalarQuery(IRetrievalQuery). Executes the passed in query as a scalar query and returns the value returned from this scalar execution.

Namespace:  SD.LLBLGen.Pro.ORMSupportClasses
Assembly:  SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.7.0.0 (5.7.0)
Syntax
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public virtual Task<Object> ExecuteScalarQueryAsync(
	IRetrievalQuery queryToExecute,
	CancellationToken cancellationToken
)

Parameters

queryToExecute
Type: SD.LLBLGen.Pro.ORMSupportClassesIRetrievalQuery
a scalar query, which is a SELECT query which returns a single value
cancellationToken
Type: System.ThreadingCancellationToken
the cancellation token

Return Value

Type: TaskObject
the scalar value returned from the query.
See Also