.EDB File Extension

Exchange Information Store Database

Developer Microsoft
3.5  |  44 Votes

What is an EDB file?

An EDB file is a database created by Microsoft Exchange Server. It serves as the main repository for the mailbox data saved by Exchange. EDB files store both in-process and stored non-SMTP messages, formatted using a b-tree structure that includes a top-level node and many child nodes.

More Information

Priv1.edb and Pub1.edb are the main EDB files used for the Exchange information store. They each have a corresponding .STM file that contains SMTP messages.

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Programs that open or reference EDB files

Windows Search Index Database

Developer Microsoft
2.0  |  11 Votes

An EDB file may also be a database file created by the Windows Search feature included with Microsoft Windows. It contains indexed information about files that have been searched for in the Windows Search feature. EDB files allow the search feature to more quickly return results about files that have been previously searched.

More Information

EDB files may grow large in size, up to several hundred gigabytes (GBs). You can delete the EDB file on your computer to free up space on your hard drive. However, doing this will erase the indexing

You can find the EDB file in the following location:


Common EDB Filenames

Windows.edb - The name of the database that stores all the Windows Search indexed information.

Programs that open EDB files


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