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5 File Associations

.SDF File Extension

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Generic Icon
File TypeSQL Server Compact Database File
DeveloperMicrosoft
Popularity
4.0 (7 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryDatabase Files
File Format Description

Compact relational database developed by Microsoft, also known the SQL Server Compact (SQL CE) format; designed for applications that run on mobile devices and desktops; contains the complete database contents and can be up to 4GB in size.

NOTE: Previous versions of SQL Server Compact were distributed as SQL Server for Windows CE and SQL Server Mobile Edition.

Program(s) that open .SDF files
Updated 3/25/2009

Spatial Data Format File Icon
File TypeSpatial Data Format File
DeveloperAutodesk
Popularity
3.9 (15 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryGIS Files
File Format Description

Geodatabase format used to store infrastructural and geospatial data; supports multiple feature classes, which may each contain multiple geometric properties; optimized for large datasets of spatial information.

The SDF format was developed by Autodesk and is used by several Autodesk programs, including Autodesk MapGuide Enterprise and AutoCAD Map 3D.

Program(s) that open .SDF files
Updated 7/2/2014

Generic Icon
File TypeStandard Data File
DeveloperN/A
Popularity
3.4 (5 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Standard database format used for storing data in a structured format; uses fields of fixed lengths to store values; can be imported and exported by various database and data analysis programs; commonly used for transferring data between different programs.

Program(s) that open .SDF files
Microsoft Windows Logo
Windows
Icon Pervasive PSQLExternal Link
dBase Icon dBase
Icon Rosenvick AspireGold
Updated 12/10/2007

Structure Data File Icon
File Type
This file is saved in a plain text format.
Therefore, you can view the contents of the file in a text editor.
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Structure Data File
DeveloperSymyx Technologies
Popularity
3.2 (5 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Chemical data file created in the Structure Data File (SDF) format, which was developed by Molecular Design Limited (MDL); saved in plain text and contains chemical structure records; used as a standard exchange format for chemicals information.

Molecular Design Limited was renamed to MDL Information Systems and then later was acquired by Symyx Technologies, the organization that now maintains the SDF format.

Program(s) that open .SDF files
Updated 1/5/2011

Generic Icon
File TypeWorld in Conflict Game Map
DeveloperMassive Entertainment
Popularity
2.7 (3 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryGame Files
File Format Description

Map file used by World in Conflict, a real-time tactics war simulation game; stores the terrain, spawn points, item locations, and other map details; used for multiplayer gameplay.

Custom maps can be created using WicEd, the World in Conflict map editor.

Program(s) that open .SDF files
Updated 11/18/2011