This package uses JDBC Library.
Package needs various configuration.
Almost everything should be labeled with comments
There are no auto creations for SQL table at code wise, so create the table by hand or write the auto creation sequel by hand.

Each chat gets stored one line. (at SQL wise)
Only limited amount of messages will be stored at DB. (Ofc. Configurable)
Only one SQL table needed. (Check code for the table name and properties of the table.)
It uses HTML to represent messages so you can costumize the way you like.
Be careful when adding, changing HTML Code. You may end up with breaking the message seperation algorithm.