.MDF File Extension
File Type 1Media Disc Image File
What is an MDF file?
An MDF file is a disc image saved by a disc authoring program such as Alcohol 120%. It stores the actual CD or DVD disc data, while the header and track information is stored in a corresponding .MDS file. MDF files are similar to .ISO files, but are saved in a different format.
File Type 2SQL Server Database File
.MDF File Association 2
Primary database file format used by Microsoft SQL Server, an enterprise-level database program; used for database files installed with SQL Server and related add-ons; custom MDF files may also be created by the user.
File Type 3Measurement Data Format File
.MDF File Association 3
Standard file format used by the automotive industry for storing measurement data; contains raw measurement data from a measurement and the metadata necessary to interpret the raw data.
NOTE: The Vector MDF Validator is used for validating MDF files.
File Type 4Translation Memory Data Find File
.MDF File Association 4
Supporting file for a translation memory used by Trados translation software; enables fast look up of data within the translation memory.