public FieldCompareNullPredicate(
	IEntityField field,
	string objectAlias,
	bool negate
)

Public Sub New ( 
	field As IEntityField,
	objectAlias As String,
	negate As Boolean
)

Parameters

field

Type: SD.LLBLGen.Pro.ORMSupportClassesIEntityField
Field used in the comparison expression

objectAlias

Type: SystemString
Alias for the object the field belongs to. Used to identify which entity to use when the entity is present multiple times in a relation collection. Alias has to match an alias specified in the relation collection or should be left empty if no alias is specified (or no relation collection is used). In that case, use another overload.

negate

Type: SystemBoolean
Flag to make this expression add NOT to itself

Reference