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CICS APCT Abend: How to Resolve it
Here’s a resolution for CICS APCT abend. The main reason is – when initiating a CICS transaction, the loading of the load module of the program or Map not happen. How to resolve APCT abend For instance, I have compiled a new program, but I have not defined that program with PPT entry. So we…
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Here’s a Checklist for Mainframe Interviews
Tips and ideas for successful interview added in this article.
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How to Fix JCL submitted but not executed
Question: I submitted a job for execution, which was stuck in processing for a long time. Although it completed later, but I was wondering if there is any way I can look for the reason for the delay.I had a look at the JESMSGLG but nothing was there. Solution: If your job is Low priority…
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5 Exclusive JCL Interview Questions
The powerful JCL questions you may refresh at your free time quickly and helpful to gain knowledge on recently asked JCL questions.
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Mainframe to UNIX Migration – Best Approaches
You can migrate your application from mainframe to Unix. I have given the best and popular methods.
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Quick Tutorial on DB2 Cursors
Cursors in DB2 play a great role. The real uses explained and useful to DB2 or mainframe developers.
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Here’s All About Nested Cursor in DB2
The cursor in DB2 is an important logic to read records one by one from multiple tables. There are scenarios to declare cursors more than one to achieve desired result. I have given here step by step flow to declare nested cursors. What is nested cursor in DB2? A cursor within the cursor is called…
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Driverless Cars: 2 Top IT Skills You Need
The complete story of driver less cars of future transportation and highly useful for students and professionals.
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CICS-ABEND Command and Rules
The ABEND command forces the current task to terminate abnormally. If a HANDLE ABEND command is in effect, control will be transferred to the routine it specifies. Otherwise, control is returned to CICS. An optional storage dump can be produced. Syntax EXEC CICS ABEND [ ABCODE(name) ] [ CANCEL ] [ NODUMP ] END-EXEC. Options…
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DB2 Columnar Functions- CAST and DECIMAL
CAST can be used to change the data type of an expression to a different data type or the same data type with a different length, precision, or scale. SELECT EMPNO, CAST(SALARY AS INTEGER) FROM Samples.EMP; The specified data type if DB2 not supported, DB2 will through an error. Columnar Functions: DECIMAL(BONUS) is equal to :-…
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Passing Data From JCL to COBOL
Here is the logic to pass data from JCL to COBOL. It helps you to use this code in your projects.
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