FileExamples
.db

Contacts Database

A sample database file containing contact information for testing database applications.

.db

Contacts Database

database file · 320 KB

A sample database file containing contact information for testing database applications.

Format
DB
Size
320 KB
MIME
application/octet-stream
Bytes
327,680
Download DB

File Details

File Name
Contacts Database.db
Format
DB
File Size
320 KB
Category
Database
MIME Type
application/octet-stream
License
Free for testing

About DB Files

The DB format is commonly used in the database category. DB files are supported by a wide range of applications and tools. This sample file is a valid, well-formed example with proper headers and metadata, designed for testing file upload/download functionality, validating parsers and converters, automated testing, and learning about the DB file format structure. All files on File Examples are free to download without registration.

Common Use Cases for .db Files

  • Testing file upload and download functionality in web and mobile applications
  • Validating DB parsers, converters, and rendering engines
  • Automated testing in CI/CD pipelines
  • Prototyping applications that process database files
  • Learning about the DB file format structure and metadata

How to Open DB Files

DB files can be opened with applications that support the DB format. Check your operating system's default app settings or try a universal file viewer. Most text-based formats can also be opened with any code editor like VS Code.

Developer Notes

MIME Typeapplication/octet-streamFile Size320 KBExtension.dbCategoryDatabase

This file is well-formed with valid headers and metadata, making it safe for automated testing and CI/CD pipelines. You can fetch this file directly in your tests using the URL https://fileexamples.com/api/download?file=sample_contacts.db&type=application/octet-stream. Works with curl, wget, fetch(), axios, and any HTTP client. Set the Content-Type header to application/octet-stream when serving DB files in your application.

Frequently Asked Questions

What is this sample DB file used for?

This sample DB file is designed for testing file upload forms, validating DB parsers, automated testing, CI/CD pipelines, and prototyping applications that handle database files.

Can I use this file for upload testing?

Yes. This 320 KB DB file is well-formed with valid headers and metadata, making it suitable for testing file upload endpoints, size limit validation, and MIME type detection (application/octet-stream).

Is this example file safe to download?

Yes. All sample files on File Examples are created in-house, contain no malware or tracking, and are free to download without registration. They are safe for development and testing use.

What software can open this DB file?

DB files can be opened with applications that support the DB format. Check your operating system's default app settings or try a universal file viewer. Most text-based formats can also be opened with any code editor like VS Code.