A daily updated filename extension database!

DQL file extension

The table below provides useful information about the .dql file extension. It answers questions such as:

  • What is the .dql file?
  • What program do I need to open a .dql file?
  • How can the .dql file be opened, edited or printed?
  • How can I convert .dql files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

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

✅ DataEase Database

DQL file is a DataEase Database. DataEase is a rapid application development tool for developing relationally-organized, data-intensive software applications for personal computers.
DQL format description not yet available
Category: Data files
Application: DataEase
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DQL aliases:
DQL related links:
DQL related extensions:
DataEase Installation Script

DataEase v4 Data File

Other types of files may also use the .dql file extension.

🚫 The .dql file extension is often given incorrectly!

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

cql, dl, qdl, ql, rql, sql, vql, xql

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

XDCC Catcher Queue List
FidoNet Squish Lastread Storage
FLEXnet Manager Debug Log
XML Query Language
Cue Description Language Document
TwinVQ Audio
QEdit Data
RequisitePro Database Information File
SQL Script

🔴 Can't open a .dql file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .dql file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .dql file extension, write to us!

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