Re: automatically updating all records, one by one in a db

This WebDNA talk-list message is from

2000


It keeps the original formatting.
numero = 36255
interpreted = N
texte = The data I change is in fact based on the data contains within the individual record. I have already made a copy of the database and have it on my development machine - just so I don't mess up my production database I'll give this a try, always worried about making such wholesale changes to my primary database ThanksOn Friday, August 18, 2000, Peter Ostry wrote: >on 17.08.2000 13:16, Dale at stuff@colony.net wrote: > >> I have to update some information in each record of a live production >> database. There are a couple of different fields that need to be updated and I >> want to make sure I do things correctly as to not mess up my >db. > >Make a copy first :) > > >> So how do I do a search, with results for only 1 at a time, make the changes, >> then proceed to the next record that needs to be updated? > > >You don't have to search for each record individually. [founditems] is in >fact a loop which automatically steps through all found records. Everything >between [founditems] and [/founditems] is executed record for record. You >can use [showif]'s there to define conditions for various actions. For each >run through [founditems] you can use data of the current record if >necessary. > >If you do not need individual data of the current record but rather change >all or a selection of records by given criteria, a search is not necessary. >Use [replace], which is actually query and replace in one >command. > > >-- >btw - to change fields within a [founditems] loop you have to use [replace] >either. Since [replace] containes a search this is (in my opinion) wasted >time - I never understood why I have to do execute a new query for a already >loaded record... > > >Peter > > >------------------------------------------------------------- >This message is sent to you because you are subscribed to > the mailing list . >To unsubscribe, E-mail to: >To switch to the DIGEST mode, E-mail to >Web Archive of this list is at: http://search.smithmicro.com/ > ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ Associated Messages, from the most recent to the oldest:

    
  1. Re: automatically updating all records, one by one in a db (Dale 2000)
  2. Re: automatically updating all records, one by one in a db (Dale 2000)
  3. Re: automatically updating all records, one by one in a db (Peter Ostry 2000)
  4. Re: automatically updating all records, one by one in a db (WebDNA Support 2000)
  5. Re: automatically updating all records, one by one in a db (Peter Ostry 2000)
  6. automatically updating all records, one by one in a db (Dale 2000)
The data I change is in fact based on the data contains within the individual record. I have already made a copy of the database and have it on my development machine - just so I don't mess up my production database I'll give this a try, always worried about making such wholesale changes to my primary database ThanksOn Friday, August 18, 2000, Peter Ostry wrote: >on 17.08.2000 13:16, Dale at stuff@colony.net wrote: > >> I have to update some information in each record of a live production >> database. There are a couple of different fields that need to be updated and I >> want to make sure I do things correctly as to not mess up my >db. > >Make a copy first :) > > >> So how do I do a search, with results for only 1 at a time, make the changes, >> then proceed to the next record that needs to be updated? > > >You don't have to search for each record individually. [founditems] is in >fact a loop which automatically steps through all found records. Everything >between [founditems] and [/founditems] is executed record for record. You >can use [showif]'s there to define conditions for various actions. For each >run through [founditems] you can use data of the current record if >necessary. > >If you do not need individual data of the current record but rather change >all or a selection of records by given criteria, a search is not necessary. >Use [replace], which is actually query and replace in one >command. > > >-- >btw - to change fields within a [founditems] loop you have to use [replace] >either. Since [replace] containes a search this is (in my opinion) wasted >time - I never understood why I have to do execute a new query for a already >loaded record... > > >Peter > > >------------------------------------------------------------- >This message is sent to you because you are subscribed to > the mailing list . >To unsubscribe, E-mail to: >To switch to the DIGEST mode, E-mail to >Web Archive of this list is at: http://search.smithmicro.com/ > ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://search.smithmicro.com/ Dale

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