From: | alfranio correia junior <alfranio(at)lsd(dot)di(dot)uminho(dot)pt> |
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To: | pgsql-jdbc(at)postgresql(dot)org |
Subject: | ParsedStatement Behavior |
Date: | 2006-11-28 02:31:13 |
Message-ID: | 456B9F71.3090202@lsd.di.uminho.pt |
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Lists: | pgsql-jdbc |
Please, if there is any archive on this let me know.
I was wondering if the reasons to have an specific protocol in order to
prepare statements are:
1 - Previous versions of the driver used PREPARE and EXECUTE to
implement server-prepared statements. This is supported on all server
versions beginning with 7.3, but produced application-visible changes in
query results, such as missing ResultSet metadata and row update counts.
2 - The need to transfer strange data types such as circle, point.
3 - To Improve performance as binary data type is usually shorter and
avoid converting from text to binary and vice-versa.
Disregarding such reasons, might I use "prepare name statement" ?
Regards,
Alfranio.
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