Database structure, optimizing table with lots of rows

Posted by aepheus on Stack Overflow See other posts from Stack Overflow or by aepheus
Published on 2010-06-07T18:34:04Z Indexed on 2010/06/07 18:42 UTC
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database

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optimization

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table

I have a table with a lot of rows. The structure is something like this: UserID | ItemID | Item Data...

Would I see any gains in query time if I separated this into a table per user, or per smaller group of users?

Queries are always single user getting/modifying a selection of items.

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