Lennart Regebro wrote:
On Tue, Mar 4, 2008 at 9:27 PM, Shane Hathaway <[EMAIL PROTECTED]> wrote:
 - Did you use optimal methods of retrieval in Postgres?  It is
 frequently not necessary to pull the data into the application.  Copying
 to another table could be faster than fetching rows.

But is that relevant in this case? Retrieval must reasonably really
retrieve the data, not just move it around. :)

Not if you're only retrieving intermediate information. When you write an application against a relational database, a lot of the intermediate information does not need to be exposed to Python, helping performance significantly.


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