LLBLGen Pro v5.9 Runtime Framework Reference Manual
Namespaces
SD.LLBLGen.Pro Namespaces
SD.LLBLGen.Pro.QuerySpec Namespaces
SD.LLBLGen.Pro.QuerySpec
QuerySpec Class
QuerySpec Methods
AddAsRelation Method
AddFieldToProjectionIfNotPresent Method
AddFromClauseDirective Method
AddFromClauseDirectives Method
AppendToPreparedWhereClauseWithAnd Method
AppendUnionedQueriesToDerivedTable Method
AssureAlias Method
CoerceToScalarQuery Method
ConvertToDynamicRelationOperand Method
DetermineIfDerivedTableIsTargetInFieldCompareSetPredicate Method
DetermineIfWrappingAsDerivedTableIsRequiredForScalarQuery Method
DetermineRealTargetAliasToUse Method
DetermineResultsetType Method
Field Method
GetAdditionalInfoAsString Method
GetAllFieldsFromProjection Method
GetFromAsString Method
GetFromClauseDirectiveClones Method
GetGroupByAsString Method
GetHavingAsString Method
GetOrderByAsString Method
GetPrefetchPathAsString Method
GetProjectionAsEntityFields Method
GetProjectionAsEntityFields2 Method
GetProjectionAsString Method
GetQueryParameters Method
GetReplacementForQueryTarget Method
GetThisAsEmptyClone Method
GetWhereAsString Method
HandleUnwrapTvfCall Method
IJoinOperand.ConvertToDynamicRelationOperand Method
IJoinOperand.Prepare Method
IJoinOperand.UnwrapTvfCall Method
IsEmpty Method
MarkAsNotPrepared Method
MarkAsPrepared Method
OnPreparedForExecution Method
Prepare Method
PrepareForExecution Method
RaiseQueryTargetUsageExceptionIfApplicable Method
ReplacePlaceHolders Method
SetCorrelationPredicate Method
SetTargetAlias Method
ToDerivedTable Method
ToString Method
ValidateForUnion Method
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QuerySpecIsEmpty Method

Determines whether this instance is empty.

Namespace:  SD.LLBLGen.Pro.QuerySpec
Assembly:  SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.9.0.0 (5.9.0)
Syntax
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protected virtual bool IsEmpty(
	bool excludeFromClauseFromTest
)

Parameters

excludeFromClauseFromTest
Type: SystemBoolean
if set to true [exclude from clause from test].

Return Value

Type: Boolean
true if this query is empty, i.e. no element is set that forces this query to become a derived table/full query.
See Also