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NullProcessing Element (ASSL)

Defines how null values are processed.


<DataItem>
   ...
   <NullProcessing>...</NullProcessing>
   ...
</DataItem>

Characteristic

Description

Data type and length

String (enumeration)

Default value

Automatic

Cardinality

0-1: Optional element that can occur once and only once.

Relationship

Element

Parent element

DataItem

Child elements

None

The value of this element is limited to one of the strings listed in the following table.

Value

Description

Preserve

Preserves the null value.

Error

Raises a null key error. The value of NullKeyNotAllowed determines how the instance reacts to the error.

Note Note

This value is not supported for measures.

UnknownMember

Generates an unknown member and raises a null conversion error. The value of NullKeyConvertedToUnknown determines how the instance reacts to the error.

Note Note

This value is not supported for columns associated with measures.

ZeroOrBlank

Converts the null value to zero (for numeric data items) or a blank string (for string data items).

Note Note

This value provides compatibility with previous versions of Microsoft SQL Server Analysis Services.

Automatic

Uses the default processing appropriate for the element:

  • ZeroOrBlank for OLAP data items.

  • UnknownMember for data mining data items.

The enumeration that corresponds to the allowed values for NullProcessing in the Analysis Management Objects (AMO) object model is NullProcessing.

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