Re: Jdbc/postgres performance
От
Merlin Moncure
Тема
Re: Jdbc/postgres performance
Дата
Msg-id
b42b73150610180631v6b8e1796v43855baa8087979c@mail.gmail.com
Ответ на
Re: Jdbc/postgres performance (Tom Lane)
Список
Дерево обсуждения
Re: Jdbc/postgres performance "Rohit_Behl" <Rohit_Behl@infosys.com>
Re: Jdbc/postgres performance "Heikki Linnakangas" <heikki@enterprisedb.com>
Re: Jdbc/postgres performance "Merlin Moncure" <mmoncure@gmail.com>
On 10/18/06, Tom Lane wrote: > "Merlin Moncure" writes: > > this is not really a jdbc issue, just a practical problem with > > prepared statements... > > Specifically, that the OP is running a 7.4 backend, which was our > first venture into prepared parameterized statements. PG 8.1 will > do better, 8.2 should do better yet. I haven't looked at 8.2 because I no longer work at my previous position, but I was significantly affected by this problem through the 8.1 release. The speed advantages of preparing certain types queries are dramatic and there are some decent use cases for pramaterizing limit and other input parameters that are difficult to guess. merlin
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