REINDEX just rebuilds the index, not just drop it. In fact, 7.3 will
have a reindexdb script.
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scott.marlowe wrote:
> On Tue, 27 Aug 2002, Bruce Momjian wrote:
>
> > Christopher Kings-Lynne wrote:
> > > Would it be worth adding REINDEX ALL and CLUSTER ALL as actual SQL commands?
> > > This would be neat. Plus, it means we don't have to worry about having
> > > unix-only script in the distro once we have Win32 support.
> > >
> > > Actually, we should just leave the 'ALL' off. That will make them behave
> > > like VACUUM without arguments...
> >
> > Wow, now that is a nify idea! Let me add it to TODO and we can get rid
> > of the shell scripts entirely:
> >
> > o Allow CLUSTER to cluster all tables, remove clusterdb
> > o Allow REINDEX to rebuild all indexes, remove /contrib/reindex
> >
> > If we ever get the index growth fixed, we will not need the reindex
> > change, I guess, but maybe if they have some index corruption but they
> > are not sure where it may be helpful.
>
> Isn't it true that reindex's behavior is to simply, quietly delete the
> index? that was reported by someone when all this was going around
> before. I wrote my own reindex script that basically (in a single
> transaction) grabbed the definition of the index, dropped said index, then
> recreated it, then committed the transaction, so that if it failed for any
> reason, the old index was still there.
>
> If reindex does "lose" the index on failure then we need to look at
> changing how it works before we recommend it as a "daily maintenance
> routine".
>
>
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
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