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RelationCollectionAdd Method (IEntityRelation, String, String, JoinHint)

Adds the passed in IEntityRelation instance to the list, under the aliases specified and will consider the relation's weakness based on the hint value. The start entity gets no alias.

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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public virtual IEntityRelation Add(
	IEntityRelation relationToAdd,
	string aliasRelationStartEntity,
	string aliasRelationEndEntity,
	JoinHint hint
)

Parameters

relationToAdd
Type: SD.LLBLGen.Pro.ORMSupportClassesIEntityRelation
IEntityRelation instance to add
aliasRelationStartEntity
Type: SystemString
the alias for the start entity in the relation (Customer.Relations.OrderUsingCustomerID: Customer is start entity). Alias is case sensitive
aliasRelationEndEntity
Type: SystemString
the alias for the end entity in the relation (Customer.Relations.OrderUsingCustomerID: Order is end entity). Alias is case sensitive
hint
Type: SD.LLBLGen.Pro.ORMSupportClassesJoinHint
Hint to signal the join type for this relation. Overrules obeyWeakRelations, except when the hint is JoinHint.None.

Return Value

Type: IEntityRelation
the added relation in the list, so you can chain commands on 1 line

Implements

IRelationCollectionAdd(IEntityRelation, String, String, JoinHint)
Exceptions
ExceptionCondition
ArgumentExceptionwhen aliasRelationEndEntity or aliasRelationStartEntity are an empty string, null or otherwise unusable alias (contains spaces)
See Also