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73

answers:

1

I have a table that contains sales transaction (~20 mil rows). Previously I used SQL Server and export it to an Excel pivot. Data refresh took 10-15 minutes but still do-able. However, after I migrated to MySQL (using XamppLite & ODBC), it took forever to refresh the data in the Excel pivot.

Maybe I didn't optimize the MySQL good enough ? Anyone can share some thoughts 'bout this ?

A: 

It sounds like both systems need better indexing... It shouldn't take 10-15 minutes to process 20M rows.

Bear in mind that the story going forward (with PowerPivot) is very promising for this scenario.

Rob Farley
Hi,I'm currently evaluating PowerPivot and it fits our needs so well. Just 1 show-stopper : the PowerPivot cannot be opened by other laptop (with standard corporate Excel 2003).Is there anyway to convert PowerPivot to normal pivot for Excel 2003/Excel 2007 ?Thanks
Sim
Hmm... with the coming version of SharePoint it works very nicely. Check out some of the demonstrations that are online.
Rob Farley