text: set define on serveroutput on trimspool on verify off feedback off linesize 240
  whenever sqlerror exit sql.sqlcode rollback
  timing start install
  column date_time new_val date_time noprint
  select to_char(sysdate,'yyyymmdd_hh24miss') as date_time from dual;
  spool _logs/&date_time._install.log
  
  prompt
  prompt Install sample data set "Sakila DVD Rental Store"
  prompt ================================================================================
  @create_objects.sql
  @load_data.sql
  timing stop
  prompt ================================================================================
  prompt Done
  prompt
  
  spool off