SIF file extension - Autodesk spatial index file
What is sif file? How to open sif files?
File type specification:
sif file icon:
Spatial indexes are used by spatial databases (databases which store information related to objects in space) to optimize spatial queries. Indexes used by non-spatial databases cannot effectively handle features such as how far two points differ and whether points fall within a spatial area of interest.
The default software associated to sif file type:
Company or developer:
List of recommended software applications associated to the .sif file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux etc.) and possible program actions
that can be done with the file: like open sif file, edit sif file, convert sif file, view sif file, play sif file etc. (if exist software for corresponding action in File-Extensions.org's database).
- Others sif file
Unspecified and all other actions for computer programs working with sif file - Autodesk spatial index file
Click on the software link for more information about AutoCAD. AutoCAD uses sif file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).