DateTimeAttributeMetadata.SourceTypeMask Property

Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online

Gets the bitmask value that describes the sources of data used in a calculated attribute or whether the data sources are invalid.

Namespace: Microsoft.Xrm.Sdk.Metadata
Assembly: Microsoft.Xrm.Sdk (in Microsoft.Xrm.Sdk.dll)

Syntax

[DataMemberAttribute(Order = 70)]
public Nullable<int> SourceTypeMask { get; internal set; }

<DataMemberAttribute(Order := 70)>
Public Property SourceTypeMask As Nullable(Of Integer)
    Get
    Friend Set
End Property

Type: Nullable<Int32>
The value that indicates the source of data for a calculated or rollup attribute.

The following table contains the valid values for this attribute.

Value	Description
0	Undefined: The default value for simple and rollup attributes.
1	Simple: The calculated attribute refers to an attribute in the same record.
2	Related: The calculated attribute refers to an attribute in a related record.
4	Logical: The calculated attribute refers to an attribute in the same record that is actually stored in a different database table. More information: Logical attributes.
8	Calculated: The calculated attribute refers to another calculated attribute.
16	Rollup: The calculated attribute refers a rollup attribute.
32	Invalid: The calculated or rollup attribute is invalid. Typically this would be where a field refers to an attribute that no longer exists.

The SourceTypeMasks enumeration is useful when performing bitwise operations to check whether specific values are present in this bitmask value.