Which MIME types are related to file extension ".odb"?

The .odb file extension is associated with 19 MIME types:

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

About .odb Files

ODB files are database files that follow the OpenDocument standard.
They store structured data in an XML-based format and are packaged as compressed archives.
They support tables, queries, forms, and reports for managing relational data.

Format: OpenDocument Database Format 1.3.
Primary Use: Creating, storing, and managing database information.
Software: OpenOffice Base and LibreOffice Base can open or edit these files.
MIME Type: application/vnd.oasis.opendocument.database.

Based on information from FilExt.com, the .odb extension is dedicated to databases within the larger family of OpenDocument formats. While other MIME types listed (such as those for charts, graphics, or text) refer to different OpenDocument files, .odb specifically targets database functions.
Some historic or niche applications may also use similar extensions (e.g., the Psion serie 3 Database type under application/octet-stream), but the mainstream use is for relational databases in open office suites.

Relationship between file extension and MIME type

A file extension is a suffix at the end of a filename that indicates what type of file it is. File extensions help both users and operating systems identify what application should be used to open the file.

File extensions are typically separated from the filename by a period (dot) and consist of 2-4 characters, though they can be longer. For example, in the filename "document.pdf", ".pdf" is the file extension.

File extensions are closely related to MIME types, as they both serve to identify the format of a file. However, while MIME types are used primarily by web browsers and servers, file extensions are used by operating systems and applications.

Associated MIME types

FAQs

How do I open an ODB file?

You can open .odb files using free open-source office suites like LibreOffice Base or Apache OpenOffice Base. These programs allow you to view tables, run queries, and manage the relational database stored within the file.

Can I open an ODB file in Microsoft Access?

No, Microsoft Access does not natively support the OpenDocument Database format. To move data between them, you usually need to export your tables from the .odb file to a generic format like CSV or Excel, and then import that data into Access.

How can I convert an ODB file to Excel?

You cannot convert the entire database file to a spreadsheet directly, but you can export specific tables. Open the file in LibreOffice Base, copy the desired table, and paste it directly into LibreOffice Calc or Microsoft Excel. Alternatively, you can copy the table data to a text file (CSV).

What is the structure of an ODB file?

An ODB file is actually a compressed ZIP archive containing XML files and a database engine (often HSQLDB or Firebird). You can rename the file extension from .odb to .zip to extract and inspect the internal content.xml and database properties.

What is the MIME type for ODB files?

The standard MIME type used for serving these files over the web is application/vnd.oasis.opendocument.database. You can verify specific configurations at mime-type.com.

Why can't I see my data when I open the ODB file?

If the file opens but tables are missing, the internal connection to the embedded database (HSQLDB or Firebird) might be broken, or the file requires a registered Java Runtime Environment (JRE). Check your software's settings (Tools > Options > Advanced) to ensure a JRE is active.

Is an ODB file the same as an ODT file?

No, while they are both OpenDocument formats, .odb is strictly for databases, whereas .odt is for word processing documents. They use different MIME types, such as application/vnd.oasis.opendocument.text for ODT files versus the database type for ODB.

Can I use SQL commands with an ODB file?

Yes, both LibreOffice and OpenOffice allow you to execute direct SQL commands. You can go to the Tools menu and select SQL to run scripts directly against the embedded database engine found inside the .odb container.

General FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why can one extension have multiple MIME types?

Different programs and historical usage may assign various MIME identifiers to the same file format. Listing them together helps maintain compatibility across tools.