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query by first occurrence in group
Posted by: ROB MARTINI
Date: May 22, 2019 12:46PM

With a table with 2 fields as:

sector, number, matriculate

doct 2 A
doct 5 B
doct 5 C
info 0 D
info 1 E
info 4 F
info 4 G
tech 2 H
tech 3 I

I want extract for every sector, which has maximum "number", the first record:

doct 5 B
info 4 F
tech 3 I

what is query to make this job please ?

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query by first occurrence in group
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May 22, 2019 12:46PM


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