Greg Stark wrote:

> The use cases where VACUUM FULL wins currently are where storing two
> copies of the table and its indexes concurrently just isn't practical.

Yeah, but then do you really need to use VACUUM FULL?  If that's really
a problem then there ain't that many dead tuples around.

> Also perhaps tables where there are too many large indexes to make
> rebuilding them all in one maintenance window practical.

If that's the concern maybe we oughta do something about concurrently
re-creating those indexes somehow.  Plain REINDEX doesn't work of
course, but maybe we can do some trick with creating a new index and
dropping the original one afterwards.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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