Understanding MaxScale's Database Firewall Filter

MaxScale's Database Firewall Filter (dbfwfilter) blocks queries matching specified rules, preventing them from reaching the servers.

When to Use the Database Firewall Filter?

The Database Firewall Filter (dbfwfilter) allows you to:

  • Define rules to allow or deny queries

  • Block queries for specific columns

  • Block function calls

  • Block queries with no WHERE clause

Next steps: