By default, digiKam uses SQLite as its back-end for storing important metadata and thumbnails. But the photo management application also provides support for the popular MySQL database engine, and it comes with a database migration tool that can help you to move your data from SQLite to MySQL. Continue to read
This is a companion discussion topic for the original entry at https://www.digikam.org/news/2010-10-15_using_digikam_with_mysql/