Be careful when using SETLL *LOVAL on keyed access paths containing numeric key fields.
Written by Junlei Li
Almost every RPG programmer has become accustomed to setting the file pointer to the starting position of a logical file by specifying the SETLL (Set Lower Limit) RPG operation code with figurative constant *LOVAL as the search argument operand, or similarly, setting the file pointer to the end of a logical file by specifying SETGT (Set Greater Than) with *HIVAL. The SETLL *LOVAL technique worked perfectly for decades, doing exactly what we RPG programmers expected. But is it always to be trusted everywhere?
The QSPRILSP API can simplify your access to a job's most recent spool file.
Written by Bruce Vining
Last month, in "Just How Many Spool Files Do You Have?," we looked at the Retrieve Spool Information API QSPSPLI. I received quite a bit of feedback on the article—some suggesting a follow-on topic, others reporting a problem they were running into.