December 2002
Intermediate to advanced
534 pages
12h 14m
English
book
Introduction to the IBM Application Development Tools on z/OS and OS/390
by Joe DeCarlo, Sylvie Delahaye, Sergei Litvak, Wilfried Van Hecke
Content preview from Introduction to the IBM Application Development Tools on z/OS and OS/390
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Chapter 14. Scenario 3: Is the error in DB2 data or program logic 423
Conclusion 1: The buy process actually
zeros the value; therefore, the
display shows zero number of shares.
You continue the debugging session to review the Sell processing portion of
the program.
15.Press PF9.
The Options panel is displayed.
16.Select Option 3 and press Enter.
17.Enter 5 in the Number of Shares to Sell field.
18.Press PF2 to step through the program one line at a time. You continue to
watch the value of NO-SHARES in the Monitor window.
You can see that the value of NO-SHARES after the READ-CUSTOMER-TABLE
paragraph is executed is 0, as shown in Figure 14-13.
Figur ...
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