i'm using 10.1.48-MariaDB serwer and i have a problem which i don't know how to describe :) so let me use an example.
How to select fruits with max. value in their group?
fruit price val
-------|------|---|
orange | 1.00 | 1 |
orange | 2.00 | 2 |
orange | 3.00 | 3 |
orange | 4.00 | 4 |
orange | 5.00 | 4 |
apple | 2.00 | 1 |
apple | 3.00 | 2 |
apple | 4.00 | 2 |
apple | 5.00 | 1 |
apple | 6.00 | 1 |
sooo... i would like the result be like this
fruit price val
-------|------|---|
orange | 4.00 | 4 |
orange | 5.00 | 4 |
apple | 3.00 | 2 |
apple | 4.00 | 2 |