A: We don't know the details of your support contract. You should check with your Oracle representative. We have heard anecdotal stories from Support team members that they have customers who use with , but you should not base your decision on that.
A: This is a common misconception about the GPL. We suggest reading the Free Software Foundation 's excellent reference material on the GPL Version 2, which is the license that applies to and therefore to with . That document contains links to many other documents which should answer your questions. is unable to give legal advice about the GPL.
A: No, you don't need to change anything on the clients. is 100% compatible with all existing client libraries and connectors.
Q: When using the to setup a replication replica on Debian based systems I'm getting: "ERROR 1045 (28000): Access denied for user 'debian-sys-maint'@'localhost' (using password: YES)"
A: In case you're using init script on based system to start mysqld, be sure that the password for debian-sys-maint user has been updated and it's the same as that user's password from the server that the backup has been taken from. The password can be seen and updated in /etc/mysql/debian.cnf. For more information on how to set up a replication replica using see this how-to.