Raster/Grid TAB

Spectrum Spatial supports raster and grid TAB files as read-only data sources.

Primary Key

This is a row ID similar to native TAB. For more information see native_tab_datasource.html#nativetab__columns under native TAB.

MI SQL Optimizations

The raster/grid TAB data source provider contains optimizations for the following MI SQL construct:

For more information see the appendix Delegation to Data Source Providers.


Volatility indicates whether a file can be changed. Spectrum Spatial checks both the raster file and the .TAB it references.