Re: Index (primary key) corrupt?

> On Sep 20, 2025, at 9:58 AM, Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com> wrote:
> On 9/20/25 09:26, Rob Sargent wrote:
>>> So the problem goes away once you’ve reindexed yet you claim it’s consistent? What are you doing to get the problem to recur after you’ve done reindex to make it work?
>>> David
>> I was assuming the OP has a dump of the affected condition and is restoring (and perhaps re-fixing). No?
>
> From this post:
>
> https://www.postgresql.org/message-id/AS2PR05MB107548567EEDAAB3AF74A6C59EF11A%40AS2PR05MB10754.eurprd05.prod.outlook.com
>
> "
> > Is the PK definition in the pg_dump file? For plain text format can you grep/find it?
>
>
> It is in neither, that’s why I'm sure it doesn't get exported. After a REINDEX statement it is.
>
>
> >How is the dump file being restored?
>
>
> As the code to generate the index is not in the dumpfile this seems irrelevant to me.
> "
>
> Make of that what you will.
>
>
> --
> Adrian Klaver
> adrian(dot)klaver(at)aklaver(dot)com

I don’t see the complete REINDEX command used but from the output of the query on pg_index it looks like reindex using index name would succeed, no? Again assuming this was done against the dump which may or may not have matched a grep attempt. Lord knows I’ve had my share of false negatives with grep.