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IDaoDeleteExisting Method

Deletes an entity from the persistent storage. Which entity is deleted is determined from the passed in EntityFields object.

Namespace:  SD.LLBLGen.Pro.ORMSupportClasses
Assembly:  SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.6.0.0 (5.6.19.0117)
Syntax
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bool DeleteExisting(
	IEntityFields fields,
	ITransaction containingTransaction,
	IPredicate deleteRestriction
)

Parameters

fields
Type: SD.LLBLGen.Pro.ORMSupportClassesIEntityFields
The EntityField data to use for the deletion
containingTransaction
Type: SD.LLBLGen.Pro.ORMSupportClassesITransaction
A containing transaction, if caller is added to a transaction, or null if not.
deleteRestriction
Type: SD.LLBLGen.Pro.ORMSupportClassesIPredicate
Predicate expression, meant for concurrency checks in a delete query. Can be null.

Return Value

Type: Boolean
true if the delete was succesful, false otherwise
Exceptions
ExceptionCondition
ArgumentNullExceptionWhen fields is null
See Also