>
> After the table is created it will be stored to disk (costly), but in
> memory you would again keep only the Oid's so that malloc'ing every tuple
> won't be necessary, offsetting the cost of a temporary table.
> Of course, we are talking about 10 - 100 thousand tuples where preloading
> an entire table into memory wouldn't even be possible if machine doesn't
> have enough ram..
You have to malloc every tuple because the result usually will come from
a few fields OF SEVERAL TABLES. The cost of re-building the result for
every oid requested would be big.
- --
Bruce Momjian
maillist@candle.pha.pa.us
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