How to know the particular record in pf with out reading?
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WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?
I had created one physical file tell me command to enter data in to?
CRTDTA AND CRTARA should be used along with?
How many maximum record format a logical file have?
can any one pls tell me some differences between a LF and command OPNQRYF?
3 Answers Accenture, Cognizant, eFunds,
How to know the particular record in pf with out reading?
I have physical file with 100 records,there is no any duplicate records in this pf.based on this pf one logical file I have used.but this lf is viewing only 80 records only of that pf?what is the reason for this?
How to know logical file belongs to which physical file without source?
What is the batch job?
Is it possible to create a logical file whose Physical file is not in same library?
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?
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?
RPG400 
