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Answers and rating deltas for

How can I select only one record per “person”, per date with an inner join in an MS Access query?

Author Votes Δ
kscott 2 +4.05
onedaywhen 0 -0.12
Tom H. 0 -0.23
Burnsys 0 -1.29
Last visited: Sep 14, 2014, 5:07:29 AM