Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .sde

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .sde file?
  • Which program can create the .sde file?
  • Where can you find a description of the .sde format?
  • What can convert .sde files to a different format?
  • Which MIME-type is associated with the .sde extension?
.sde
ArcSDE Connection File .sde file icon

ArcSDE Connection File

SDE file is an ArcSDE Connection File. ArcSDE (Spatial Database Engine) technology is a core component of ArcGIS for Server. It manages spatial data in a relational database management system (RDBMS) and enables it to be accessed by ArcGIS clients.
Category: Configuration files
Application: ArcGIS
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
-

Other types of files may also use the .sde file extension. If you have helpful information about .sde extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

SmartDraw Drawing
Iconics GraphWorx32 Symbol Library
Microsoft SQL Server Database
Simutrans Saved Game
Cadcorp SIS Export Dataset
MIDI Sample Dump Standard
Cadcorp SIS Shared Dataset
StarOffice Presentation
Scilab Script

The .sde filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

sdr (33), sdf (26), sds (14), swe (9), sd (9), sve (8), sce (7), sed (7), sdd (7), sdw (6), wde (4), sxe (4), ede (4), cde (3), sse (3)

Can't open a .sde file?

If you want to open a .sde file on your computer, you just need to have the appropriate program installed. If the .sde association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.sde

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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