| From: | "Merlin Moncure" <mmoncure(at)gmail(dot)com> |
|---|---|
| To: | "Alex Deucher" <alexdeucher(at)gmail(dot)com> |
| Cc: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "PostgreSQL Performance" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: postgres 7.4 vs 8.x redux: query plans |
| Date: | 2007-04-03 20:13:37 |
| Message-ID: | b42b73150704031313r3395d5fbi963857b8457b6fa6@mail.gmail.com |
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| Lists: | pgsql-performance |
On 4/3/07, Alex Deucher <alexdeucher(at)gmail(dot)com> wrote:
(('{AB6698130,AB7076908,AB6499382,AB6438888,AB6385893,AB6378237,AB7146973,AB7127138,AB7124531,AB7124513,AB7123427,AB7121183,AB7121036,AB7110101,AB7100321,AB7089845,AB7088750,AB7031384,AB7021188,AB7006144,AB6988331,AB6973865,AB6966775,AB6935066,AB6931779,AB6923412,AB6902405,AB6892488,AB6886288,AB6880467,AB6874269,AB6871439,AB6868615,AB6819495,AB6807740,AB6799138,AB6796038,AB6769347,AB6732987,AB6722076,AB6718130,AB6717543,AB6714564,AB6701821,AB6667761,AB6666630,AB6655069,AB6648287,AB6643969,AB6636412}'::character
> varying[])::text[]))
> -> Bitmap Index Scan on t1_pkey (cost=0.00..216.69 rows=50
> width=0) (actual time=198.188..198.188 rows=50 loops=1)
> Index Cond: ((num)::text = ANY
bitmap scan:
* did you run analyze?
* is effective_cache_size set properly?
* if nothing else works, try disable bitmap scan and running query.
merlin
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| Previous Message | A.M. | 2007-04-03 20:06:30 | Re: Equivalents in PostgreSQL of MySQL's "ENGINE=MEMORY" "MAX_ROWS=1000" |