[Babase] Dupe Cenids in DEMOG
Karl O. Pinc
babase@www.eco.princeton.edu
Thu, 25 Aug 2005 18:28:14 +0000
On 08/25/2005 11:44:22 AM, Catherine Markham wrote:
> Karl O. Pinc wrote:
>>
>> The update programs will use transactions, which you can use too.
>> http://www.postgresql.org/docs/7.4/static/tutorial-transactions.html
>> With transactions if you get one error then none of the changes
>> get made. Then you fix the error and try all the changes again
>> in another transaction.
>
> Yay - I get it!! Thanks so much for all that explaining - I think it
> finally makes sense!
If, for some reason, you _want_ a validation program I can always
use the update program and change the COMMIT at the end to
a ROLLBACK.
There will be a compare program so you can check for data input
errors.
Karl <kop@meme.com>
Free Software: "You don't pay back, you pay forward."
-- Robert A. Heinlein