arg db user password

  /* Connect the database; exit at error */
  r = REXXSQL("CONNECT" user "IDENTIFIED BY" password "TO" db)
  if SQLCODE < 0 then exit 8

  /* Check if package SAMPLE1 exists, create it if not */
  if 0 <> REXXSQL("LOCATE PACKAGE SAMPLE1") then call Create_Package

  /* Execute the prepped statement "get_rowcount" */
  r = REXXSQL("EXECUTE GET_ROWCOUNT IN SAMPLE1 USING '%' 1000")
  if SQLCODE <> 0 then exit sqlcode

  /* Show results */
  do i = 1 to _NROWS
    tablename = strip(creator.i)"."strip(tname.i)
    say "Table" tablename "has" rowcount.i "rows"
  end
  r = REXXSQL("COMMIT")
  exit

  /* Create the package SAMPLE1 */
  Create_Package:
  r = REXXSQL("CREATE PACKAGE SAMPLE1")
  if SQLCODE <> 0 then /* process error */
  s = "SELECT CREATOR,TNAME,ROWCOUNT FROM SYSTEM.SYSCATALOG" ,
      "WHERE TNAME LIKE :VARCHAR AND ROWCOUNT >= :INTEGER" ,
      "ORDER BY ROWCOUNT DESC"
  r = REXXSQL("PREPARE GET_ROWCOUNT FROM" s)
  if SQLCODE <> 0 then /* process error */
  r = REXXSQL("COMMIT")
  return