how to add a new field to a file without compiling it?
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what is error handling concepts in cl
A pf containing 100 records... my query is how to display from 11th record in the pf?
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?
How to know the particular record in pf with out reading?
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?
CRTDTA AND CRTARA should be used along with?
what is open data path? and what is the diff b/w access path and open data path?
How to read a pf in reverse(from last record to first) using cl?
How to update physical file using logical file with example?
what is open data base command
1 Answers Active Brains, Cognizant, CSC, CTS,
How to add a field to a PF and compile it without loss of data?
can we concate fileds in physical file? If yes how can we do?
RPG400 
