Opening a DTQ File

The DTQ file type is primarily associated with Database Tools Query.

DTQFile Extension DTQ
File extension: DTQ
File type:  Database Tools Query files

What is a DTQ file?

DTQ files mostly belong to Database Tools Query. Use our "Online DTQ Text Viewer" below to analyze your DTQ file and to see all text it contains.

How to open a DTQ file

You need a suitable software like Database Tools Query to open a DTQ file. You need a suitable software like Database Tools Query to open a DTQ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your DTQ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a DTQ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online DTQ Text Viewer

Choose your .dtq file to analyze

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4 Steps to Open an Unknown .DTQ File

Because .DTQ files may originate from various programs, they aren't universally openable.

  1. Identify the Source: A file from a database administrator suggests SQL queries, while one from an analyst may be a proprietary export.
  2. Check the Header: Inspect the first bytes in a text editor or hex viewer:
    • Readable SQL/XML suggests a plain-text script.
    • "PK" indicates a ZIP archive.
    • Unreadable binary implies a compiled format.
  3. Use the Original Software: The original program is usually required, such as Database Tools Query or a SQL client; if uncertain, ask the sender.
  4. Use this Webpage: Drag and drop your file into our viewer to detect its format, extract readable text or metadata, and preview contents.

Technical Data for DTQ File Extension

Related files:
Mime type:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: dtqfile, FileType: SQL Query file, AppName: Microsoft Visual Studio .NET 2002
EXEFile: devenv.exe

ProgramID: dtqfile
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET\Common7\IDE\devenv.exe /dde

ProgramID: dtqfile.7.1
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET

ProgramID: dtqfile.7.1
EXEFile: %ProgramFiles%\Microsoft Visual Studio .NET 2003\Common7\IDE\devenv.exe /dde


a dtq Database Tools Query file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with DTQ files

  • Associate the DTQ file extension with the correct application.
  • Update your software that should actually open Database Tools Query files. Because only the current version supports the latest DTQ file format. Search, therefore, e.g. on the manufacturer website after an available Database Tools Query update.
  • To make sure that your DTQ file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .DTQ file online - secure, fast, and no downloads needed.
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