Re: CRTPF question?

["Al Barsa, Jr." <barsa2@xxxxxxx>]

At 10:25 PM 8/5/97 EDT, you wrote:
>
>
>RE:    Re: CRTPF question?
>
>John,
>
>>>>Why isn't there a keyword on the CRTPF CL command that will give you an
>>>>option to reserve the files existing data and then *ADD the data back
>>>>using the FMTOPT(*NOCHK) for you? 
> 
>>>Try the CHGPF command and fill in the parameters for SOURCE FILE & LIBRARY.
>
>> Will the LF formats automatically include the new fields?
>> -mark
>
>As charlie has said it will add new fields in LF's but not if you remove
>some.
>
>However you should try this command in a test environment first for the 
>time it takes.  It just doesn't go Puff and its done.  I believe it does 
>the build of a new file first and then puts the data in and logicals over it
>then deletes the old and then renames the new.  
>
>At least that's what it acts like.  You still have to recompile all your 
>programs for level checks.  It just saves the DLT;lf  Rename/CRT/COPY
>and Recreation of the LF's.  Its very nice.  But don't think a million 
>record file with 20 LF's is going to be converted in 10 seconds.
>
>Your milage may vary

Yes.  A new PF is built, and this milage is predictable.  The big variable
is if you change an access path.  If you do, it must be rebuilt, but
unchanged access paths will be preserved.

Al



Al Barsa, Jr. - Account for Midrange-L
Barsa Consulting, LLC.  
400 > 390

Phone:  914-251-9400
Fax:    914-251-9406





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