Answer / sachin k gupta

Destructive Read - Data is removed from the Data Queue
after a read operation.
and Non Destrutive Read - Data is retained after a read
operation on the DataQueue.

-Sachin Kr. Gupta

Answer / kumar

Can anyone explain how data can retain in data queue after it is read....

Answer / sreedhar

Retrieve Data Queue Message (QMHRDQM) retrieves an entry from a data queue without removing the entry.
Required Parameter Group:

1 Receiver variable Output Char(*)
2 Length of receiver variable Input Binary(4)
3 Format name Input Char(8)
4 Qualified data queue name Input Char(20)
5 Message selection information Input Char(*)
6 Length of message selection information Input Binary(4)
7 Message selection information format name Input Char(8)
8 Error code I/O Char(*)

Answer / kar

Any one, explain the implementation with an example if possible?

Suppose I have 3 jobs a b and c. I want to submit b after successful completion of a and want to submit c after successful completion of b. Without using job scheduler or job queue, how can I do that through cl program?

1 Answers  

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use of PUTOVR,OVRDTA,KEEP keywords?

2 Answers   HCL,

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what are the key words you must use when using a subfile?

0 Answers   IBM,

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in a cl pgm records are copied to a file in qtemp a pgm is called to delete records from the file in qtemp no of records in file in library qtemp is checked wat shud be the count of records let say it was 10 initially endpgm

2 Answers  

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Why did we give STRSRVJOB while debugging batch program

3 Answers   HBL Power Systems,

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WHERE DO WE USE COMIT KEYWORD IN AN RPG PROGRAM? YOU MADE SOME CHANGES TO DATABASE BUT YOU DON'T WANT TO SAVE THOSE CHANGES NOW? HOW DO YOU HANDLE THIS ONE?

2 Answers  

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How to update selected fields from pf without using update opcode. How to read all member in Rpg-3,without using any cl command?

8 Answers  

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1.Where we declare Variables in RPG/400,RPGIV,RPGILE.? 2.When do we use D-spec and I-spec in real time ?.what is difference between them?

1 Answers   HP,

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HI, 1: WHAT IS THE FUNCTION OF %KDS?WITH PROGRAMMING CODES EXAMPLE 2: WHAT IS THE FUNCTION OF Z-ADD AND Z-SUB ? WITH PROGRAMMING CODES EXAMPLE

1 Answers   IBM,

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how can we can we the data decimal error?how can we open such file in support

1 Answers  

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HOW TO DEBUG A BATCH JOB WHEN IT IS IN MESSAGEWAIT(MSWG) STATUS.I KNOW THE STEPS FOR BATCH DEBUGGING,BUT IM CONFUSING WITH WHEN WE SUBMIT ANY JOB FOR BATCH DEBUG WE PUT IN HELD STATE.SO HERE ALSO DO SAME THING OR ANY OTHER WAY,PLEASE HELP ME....

1 Answers   HCL, Mind Tree,

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Why we need to give File and To file Names While we are using OVRDBF. What is your understanding related to this?

2 Answers   Cap Gemini,

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