How to know logical file belongs to which physical file without source?



How to know logical file belongs to which physical file without source?..

Answer / mcszechuan

read about DSPDBR, it only requires PF object and lib

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More DB400 Interview Questions

how to update physical files using normal logical file

4 Answers  


Suppose I have a pf, it contains 5 members, how to access particular member data from logical file? What is the use of member in pf?

0 Answers  


what is the difference between adding keys & constraints into a phisical file

6 Answers   HSBC,


how to know total no of records in pf with out using sql??????

3 Answers  


Can we concatenate fields in physical file? If yes how can we do?

0 Answers  


How to retrieve a physical file after deleting that?

0 Answers  


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

1 Answers  


WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?

5 Answers   Accenture,


How to index LF by relative record no (RRN)

0 Answers  


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,


Suppose I have a pf,it contains 5 members,how to access particular member data from logical file ?and what is the use of member in pf?

0 Answers  


In a CL Program after executing a SQL SP how to receive a Output value from the SP. Just to make it clear I am sending 2 input and 1 output parameter to the SQL Stored Procedure. Now while receiving it output parm it is failing.

0 Answers   Nous,


Categories