Re: strangest thing happened

On Wed, Jul 7, 2010 at 9:59 PM, John <johnf(at)jfcomputer(dot)com> wrote:

> I am the only developer, DBA etc.. for a small project. Today (yesterday
> was
> everything was perfect) many of the sequence numbers fell behind what is
> the
> actual PK value. For example the invoice PK sequence current value = 1056
> but the table PK was 1071. Nobody (other than myself) knows how to
> edit/access the postgres server. So
>
> 1. Does anyone know how this could have happened?????? Other than human
> interaction.
>
> 2. Does anyone have a script to reset the sequences to match the tables?
>
> Thanks in advance,
>
> Johnf
>
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John,

If the insert is performed to triggered table, and that trigger returns null
(doesn't insert) then the sequence will increment, but no data will be
inserted. If needed I will send you some code examples where it happened to
me many times.

Sincerely
--
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Viktor Bojović
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Wherever I go, Murphy goes with me