Initialization — PL/I Programming language supplement

(See Issuing-a-checkpoint for a narrative. PL/I Programming Language coding examples follow)

1. See Issuing-a-checkpoint.

2. Call the Checkpoint Routine using the following syntax:
   CALL CKPT_RTN

   IF CKPT_RETURN_CODE = 'R' THEN
   DO;

          (perform any post-checkpoint tasks required by the DBMS, such as repositioning)

   END: /* Then Do */

   ELSE
   CALL INITIALIZATION;