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How to read a pf in reverse(from last record to first) using cl?

Question Posted / loma patwa

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More DB400 Interview Questions

I have a PF with out any data but the dependent LF is having data?

1 Answers   HCL,

Last statement of any rpg program is lr?

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what is multiple member pf

1 Answers   Active Brains,

How to know the particular record in pf with out reading?

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What is open data path? And what is the difference between access path and open data path?

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A pf containing 100 records... my query is how to display from 11th record in the pf?

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Why we create the Physical File Member?

5 Answers  

Is it possible to create a logical file whose Physical file is not in same library?

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1. How can I create a LF using crtlf command based on a particular member in a multimember PF? Where I have to specify the member name? 2. How to differentiate between the types of join from a Join logical file DDS. Is it possible to have different types of Join Logical files? 3.Any performance difference between Opnqrf and Embedded SQL? When I should prefer Opnqryf and when SQL? 4. I know access path is the path chosen by the program to retrieve data. It can be of keyed access path or arrival sequence. *IMMED- *IMMED description says access path is updated each time record is added or deleted from a member. - What is updating here? *REBLD - The access path is completely rebuilt each time a file member is opened. The access path is maintained until the member is closed, then the access path is deleted. - I am not able to understand this completely. Could anyone explain these more clearly? 5.What is the purpose of using activation group. I know it is a resource allocator, but other than this any other benefits of using an activation group?

2 Answers   IBM,

How to retrieve a physical file after deleting that ? what is keyword used for that....??

6 Answers  

How to find the list of source physical files in a library?? Is there any way to get a list??

5 Answers   Infosys,

How to insert more than one record to a pf at a time?(Bulk insert to a pf)

9 Answers  

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