SubClassType (clsColumn)
Note
This feature will be removed in the next version of Microsoft SQL Server. Do not use this feature in new development work, and modify applications that currently use this feature as soon as possible.
The SubClassType property of an object of ClassType clsColumn returns an enumeration constant identifying the specific subclass type.
Access
Read-only
Remarks
Objects of ClassType clsColumn can have a SubClassType property value of sbclsRegular or sbclsNested. A column has a SubClassType value of sbclsRegular if it is an individual column. If a column contains a nested table, it has a SubClassType value of sbclsNested.