Re: Array paramiters

Поиск
Список
Период
Сортировка
От Andreas Joseph Krogh
Тема Re: Array paramiters
Дата
Msg-id 200706051658.50000.andreak@officenet.no
обсуждение исходный текст
Ответ на Re: Array paramiters  ("ben sagal" <bsagal@gmail.com>)
Список pgsql-jdbc
On Tuesday 05 June 2007 16:46:48 ben sagal wrote:
> I would ideally like to use a prepared statement, in which i can on each
> execution insert a different array? the method u suggest will not allow use
> of a prepared statement.

What do you think the variable "ps" is?
Most databases have a cache of preparedstatements and will manage to reuse one
based on the query's hash-value. If the int-array varies then the IN-clause
also differs, which might cause the planner to switch plan, and that might be
a good thing.

--
Andreas Joseph Krogh <andreak@officenet.no>
Senior Software Developer / Manager
------------------------+---------------------------------------------+
OfficeNet AS            | The most difficult thing in the world is to |
Karenslyst Allé 11      | know how to do a thing and to watch         |
PO. Box 529 Skøyen      | somebody else doing it wrong, without       |
0214 Oslo               | comment.                                    |
NORWAY                  |                                             |
Tlf:    +47 24 15 38 90 |                                             |
Fax:    +47 24 15 38 91 |                                             |
Mobile: +47 909  56 963 |                                             |
------------------------+---------------------------------------------+

В списке pgsql-jdbc по дате отправления:

Предыдущее
От: "ben sagal"
Дата:
Сообщение: Re: Array paramiters
Следующее
От: Andreas Joseph Krogh
Дата:
Сообщение: Re: Connection Pool