> - VACUUM doesn't propagate ANALYZE to TOAST tables.
> Statistics for them are needless because the toast access
> is allways hardcoded indexed.
I don't think statistics are insignificant for TOASTed columns. If I
say col=3, the optimizer uses that information for estimating the number
of rows returned, and figuring out the type of join and order of join to
perform, not just for "use index, don't use index" decisions.
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
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