sqlproc_stmt:
          compound_stmt
     |    select_stmt
     |    update_stmt
     |    delete_stmt
     |    insert_stmt
     |    trans_stmt
     |    call_stmt
     |    asgt_stmt
     |    prepare_stmt
     |    execute_stmt
     |    deallocate_stmt
     |    open_stmt
     |    fetch_stmt
     |    getdiags_stmt
     |    control_stmt