public boolean exists(){
        return null != new DB(metaModelLocal.getDbName()).firstCell(metaModelLocal.getDialect().selectExists(metaModelLocal), getId());
    }
public boolean exists ( ) { return null != new DB ( metaModelLocal . getDbName ( ) ) . firstCell ( metaModelLocal . getDialect ( ) . selectExists ( metaModelLocal ) , getId ( ) ) ; }
Returns true if record corresponding to the id of this instance exists in  the DB.

@return true if corresponding record exists in DB, false if it does not.