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one physical file can have how many max of logical files?
what is the primary file?
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Answer / rajasekhar
One physical file can have 3,686 logical file....if you want take logical file it can have 32 record formats from physical
| Is This Answer Correct ? | 5 Yes | 1 No |
Answer / sunitha
one physical file can have more than one logical files.
priamary file is used in rpg program cycle to automatically
read records in a cycle
| Is This Answer Correct ? | 6 Yes | 5 No |
How to read a pf in reverse(from last record to first) using cl?
hi iam very new to as400. i had created one physical file can any one tell command to enter data in to that
pls anyone explain about compile time array,pre run time array run time array
I want to change the attribute of field or want to add new field in existing PF but condition is format level identifier should not change, is it possible?
How we can't update join logical files?
what is the difference between adding keys & constraints into a phisical file
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?
WHAT IS THE DIFFERENCE BETWEEN 'COLHDG' AND 'ALIAS'?
Suppose if a physical file is having 1000 records, but i deleted 500 records from it. Here the concern is can the size of the file changes or it remains the same... kindly help me out with thorough xplanation.... Thanks in-advance...
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?
how to add a new field to a file without compiling it?
How to add a field to a PF and compile it without loss of data?
RPG400 
