//this function queries the database and then probably will set the db_vars to them
  //** but furst lets see how to make a database query **//
  void disassembled_preparation::query_db() {
    Driver *driver;
    Connection *connect;
    Statement *statement;
    ResultSet *results;

    driver = mysql::get_driver_instance();

  }

and i am linking with

-l mysqlcppconn


error

 In function `disassembled_preparation::query_db()':
disassembled_preparation.cpp:(.text+0x7b3): undefined reference to `sql::mysql::get_driver_instance()'
collect2: error: ld returned 1 exit status
make: *** [exec] Error 1