A y09 file extension is related to the Paradox, a database system. A y09 file stores secondary index.

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Software that works with y09 file extension

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Y09 file - Corel Paradox secondary index

What is y09 file? How to open y09 files?

File type specification:

Various data file type icon Various data file type

y09 file icon: y09 filetype icon

The y09 file extension is associated with the Paradox, a relational database management system sold by Corel Corporation, which is part of some editions of Corel WordPerfect Office suite.

The y09 files contain secondary index information.

This y09 file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

Updated: May 7, 2018

The default software associated to y09 file type:

Corel Paradox picture or screenshot

Corel Corporation logoCorel Paradox  Microsoft Windows software

Company or developer:
Corel Corporation

Paradox is a relational database management system currently published by Corel Corporation. It was originally released for DOS by Ansa Software, but a Windows version was released by Borland in 1992.

Corel WordPerfect Office icon

Corel Corporation logoCorel WordPerfect Office  Microsoft Windows software

Company or developer:
Corel Corporation

WordPerfect Office is an complete office suite developed by Corel Corporation. Latest version is WordPerfect Office X8, available in some editions: Home & Student, Standard and Professional.

Probably most known programs that are included in WordPerfect Office are word processor called WordPerfect, a spreadsheet Quattro Pro, presentation program Presentations and database management system Paradox.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.

List of recommended software applications associated to the .y09 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open y09 file, edit y09 file, convert y09 file, view y09 file, play y09 file etc. (if exist software for corresponding action in File-Extensions.org's database).

  • Others y09 file

Unspecified and all other actions for computer programs working with y09 file - Corel Paradox secondary index

Click on the software link for more information about Corel Paradox. Corel Paradox uses y09 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

Main software associated with y09 file by default:
Corel Paradox
Corel WordPerfect Office small icon Corel WordPerfect Office

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