How to update physical file using logical file with example?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More DB400 Interview Questions

How can i retrieve city while my i have one field address length 60 but i don't know what where is city in this field ?

4 Answers  


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

3 Answers  


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

3 Answers  


How can we handle errors in RPG?

4 Answers  


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

6 Answers  






I had created one physical file tell me command to enter data in to?

1 Answers  


CRTDTA AND CRTARA should be used along with?

2 Answers  


how to update physical file using logucal file with example

1 Answers   Wipro,


Is Constent can be define as a key field?

3 Answers  


How many max. Record format a logical file have?

13 Answers   Systime,


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,


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

5 Answers   Accenture,


Categories