Jeff, That's a nice simple solution, I'd just add don't forget to right justify the @ID Dict item in the file that's being selected by.dsnd ;)
Allen On 1/25/2011 11:37 AM, Jeff Schasny wrote: > My preference is to have a data file specifically for next key records > with the item id being the filename and field 1 being the next available > key. As far as restoring it should it become corrupted a fairly simple > Uvbasic program which is fed a list of filenames, > selects each file BY.DSND @ID, > readnext, > add 1 to the first key, > write that as the next key for the file, > next filename > should be able to restore your next key file in a couple minutes if not > less. > > George Gallen wrote: >> The one down side I can think of to not keeping 'next' values in the >> DICT and in a separate file, is if you have to restore the file, you >> will also have to restore the NEXT-FILE as well. It's not one neat >> package. >> >> But I have to admit, when I was setting up a MySQL structure and >> needed to implement a 'next' value, I went with a separate file and >> each row had two values, key and value, where the key was the filename >> and the value being the next value, and used this one file for all my >> 'next' placeholders, instead of writing it to the DICT, I used the >> filename as the key. >> >> Although, keeping all your nexts in one basket could be a problem if >> that file ever was corrupted, it would be difficult to reset them >> all to the correct values. Other than that, seems a bit of overhead >> to have a separate "next" file for each file you want to keep one on >> to avoid losing all your keys with one file issue. >> >> What other methods are people using to track next ID? >> >> >>> -----Original Message----- >>> From: u2-users-boun...@listserver.u2ug.org [mailto:u2-users- >>> boun...@listserver.u2ug.org] On Behalf Of Bill Haskett >>> Sent: Monday, January 24, 2011 7:55 PM >>> To: U2 Users List >>> Subject: Re: [U2] Data in Dict >>> >>> Kate: >>> >>> It seems to me that this is very tidy! :-) >>> >>> Bill >>> >>> ----------------------------------------------------------------------- >>> - >>> Kate Stanton said the following on 1/24/2011 1:27 PM: >>> >>>> Hi David, >>>> >>>> The reason we use dictionaries for data entry, reports, queries and >>>> forms is so we can use the same dictionary item for all activities, >>>> thus using the dictionary as designed with a little more. >>>> >>>> So, if part ID is changed at a site to be 6 numbers, then changing >>>> >>> the >>> >>>> dict item in a file once means the same change applies to all other >>>> activities. >>>> >>>> We think this is very tidy, and the unused portion of dictionaries >>>> have been used like this for a long, long time (over 30 years to our >>>> knowledge). >>>> >>>> Cheers, Kate >>>> >>>> Kate Stanton >>>> Walstan Systems Ltd, >>>> 4 Kelmarna Ave, Herne Bay, Auckland 1011, New Zealand >>>> Phone: +64 9 360 5310 mobile: + 64 21 400 486 fax: + 64 9 367 0750 >>>> Email: k...@walstan.com >>>> >>>> On 25 January 2011 03:53, David A. Green<dgr...@dagconsulting.com> >>>> >>> wrote: >>> >>>>> All this talk about using the Dictionary item to store extra data >>>>> >>> has >>> >>>>> prompted this post. >>>>> >>>>> I realize in the past when the limit to the number of Opened Files >>>>> >>> in a >>> >>>>> Basic program was a programming challenge, that doing creative data >>>>> >>> storage >>> >>>>> might have been an necessity. But I would like to suggest we leave >>>>> >>> the >>> >>>>> Dictionary alone, let the database use it the way it wants to and >>>>> >>> let us >>> >>>>> create our own storage device for dictionary related data. >>>>> >>>>> Thoughts? >>>>> >>>>> David A. Green >>>>> (480) 813-1725 >>>>> DAG Consulting >>>>> >>> _______________________________________________ >>> U2-Users mailing list >>> U2-Users@listserver.u2ug.org >>> http://listserver.u2ug.org/mailman/listinfo/u2-users >>> >> _______________________________________________ >> U2-Users mailing list >> U2-Users@listserver.u2ug.org >> http://listserver.u2ug.org/mailman/listinfo/u2-users >> >> > _______________________________________________ U2-Users mailing list U2-Users@listserver.u2ug.org http://listserver.u2ug.org/mailman/listinfo/u2-users
