Re: SELECT * FROM table is too slow
От | Luiz K. Matsumura |
---|---|
Тема | Re: SELECT * FROM table is too slow |
Дата | |
Msg-id | 479647A1.6010101@planit.com.br обсуждение исходный текст |
Ответ на | Re: SELECT * FROM table is too slow ("Joshua D. Drake" <jd@commandprompt.com>) |
Ответы |
Re: SELECT * FROM table is too slow
Re: SELECT * FROM table is too slow |
Список | pgsql-performance |
> Adam PAPAI wrote: >> Hi pgsql-performance, >> >> I've a problem with the select * on a small table. >> >> See below: >> >> >> x7=# SELECT count(idn) from megjelenesek; >> count >> ------- >> 162 >> (1 row) >> >> Why does it take cca 18-20 sec to get the results? >> Too many indexes? > > You likely have a huge amount of dead rows. Try dumping and restoring > the table and remember to run vacuum (or autovacuum) often. > > Sincerely, > > Joshua D. Drake wrote:Hi, If we run the commands "vacumm full analyze" and "reindex table", this can be considered as equivalent to making a dump / restore in this case ?
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