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Luuk's user avatar
Luuk
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2 votes
1 answer
93 views

Change level(s) of totals with GROUP BY

1 vote
0 answers
53 views

why does datetime not change in this dbfiddle?

0 votes
2 answers
115 views

Sequence does skip numbers

0 votes
1 answer
38 views

Grouping on an expression (and possible HAVE)