Mainframe, MVS and zOS Discussion

Seeing different rounding/precision between COMP and COMP‑3. How do you choose types to avoid bugs? Thanks in advance for sharing your thoughts.

Hello Forum,

I’m dealing with a report where a SELECT is driving up CPU. How do you usually approach profiling COBOL + DB2 queries—EXPLAIN, RUNSTATS, index review? What’s your go-to order of attack? Appreciate any ideas or examples.

Hello,

I too live in India.

Hi,

Twitter posts directed me here.