Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

Column Element for Index (DTA)

Specifies the columns on which the index is created for a user-specified configuration.

    <Column [Type | SortOrder]>
     ...code removed here...

Column Attribute Description


Optional. Specifies the index column type. Use a string data type to specify this attribute with one of the following allowed values:

Specifies that the column is referenced by an index key. Use the following syntax to set this attribute:
<Column Type="KeyColumn">
For more information about key columns, see Index Basics.
Specifies that the column is an included column (instead of a key column). Use the following syntax to set this attribute:
<Column Type="IncludedColumn">
For more information about included columns, see Index with Included Columns.
Allowed Value Description


Optional. Specifies the sorting order of the column. Use a string data type to specify either an "Ascending" or "Descending" sorting order as follows:

<Column SortOrder="Ascending">

Characteristic Description

Data type and length


Default value



Can specify up to 1024 columns for the Index element.

Relationship Elements

Parent element

Index Element (DTA)

Child elements

Name Element for Column (DTA)

For a usage example of this element, see the XML Input File Sample with User-specified Configuration (DTA).

Community Additions

© 2015 Microsoft