added first database definition
added first database definition

adamkowalewski/OtwartaPlatformaWyborcza,OtwartaPlatformaWyborcza/OPW-backend-JavaEE,adamkowalewski/OtwartaPlatformaWyborcza,OtwartaPlatformaWyborcza/OPW-backend-JavaEE,OtwartaPlatformaWyborcza/OPW-backend-JavaEE