Frequently asked questions
The details that matter before you connect: what is supported, where data lives and how the workflow behaves.
Which databases does plainDB support?
plainDB database support for PostgreSQL, Supabase, MySQL, MariaDB, SQLite and MongoDB, including the difference between Mac and Windows.
Do Mac and Windows have the same features?
Compare shared plainDB workflows and platform-specific AI, credentials, shortcuts and controls.
Can I use plainDB as a Supabase viewer?
Use plainDB to view the PostgreSQL database in Supabase, choose a session pooler connection and understand what the desktop client does not manage.
Where does plainDB store my data and passwords?
Understand plainDB local workspace storage, Mac Keychain and Windows DPAPI credentials, database connections and the optional on-device AI context.
What does plainDB’s on-device AI require?
The plainDB AI assistant requires the Mac app, compatible Apple Intelligence hardware, enabled settings and a ready local model. Windows uses a configured local model server.
How does plainDB help me review database edits?
Understand staged table-edit SQL review, read-only connections and their limits, and why raw SQL execution still needs database permissions and backups.
For a complete platform comparison, see plainDB features. For connection instructions, start with the documentation.