Re: [HACKERS] Postgres Speed or lack thereof
От | Vadim Mikheev |
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Тема | Re: [HACKERS] Postgres Speed or lack thereof |
Дата | |
Msg-id | 36A3EE9D.78796774@krs.ru обсуждение исходный текст |
Ответ на | Re: [HACKERS] Postgres Speed or lack thereof (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: [HACKERS] Postgres Speed or lack thereof
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Список | pgsql-hackers |
Tom Lane wrote: > > Vadim Mikheev <vadim@krs.ru> writes: > > For the table with single int4 column & 2000 INSERTs I have: > > > BEGIN/END: 3.5sec ~600insert/sec > > Without: 151sec ~13insert/sec > > > (IDE disk!) > > > I guess that you don't use -F flag..? > > *Do* use -F, you meant of course. You're right, I do. With an Actually no -:) > fsync after every transaction, I'm sure my test would've been much > slower. Just use BEGIN/END to run all queries in single transaction -:) > However, with a UPS and an OS that only crashes about once every > other year, I feel pretty secure using -F ... However, it's easy to crash Postgres itself and lose committed transactions -:( Vadim
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