comphead commented on issue #5276:
URL:
https://github.com/apache/arrow-datafusion/issues/5276#issuecomment-1433650162
I'll file a ticket if that possible to squeeze something from current
distinct computation
```
❯ SELECT "RegionID", SUM("AdvEngineID"), COUNT(*) AS c,
AVG("ResolutionWidth"), COUNT(DISTINCT "UserID") FROM hits GROUP BY "RegionID"
ORDER BY c DESC LIMIT 10;
+----------+-----------------------+----------+---------------------------+-----------------------------+
| RegionID | SUM(hits.AdvEngineID) | c | AVG(hits.ResolutionWidth) |
COUNT(DISTINCT hits.UserID) |
+----------+-----------------------+----------+---------------------------+-----------------------------+
| 229 | 2077656 | 18295832 | 1506.085243130785 |
2845673 |
| 2 | 441662 | 6687587 | 1479.8386542111527 |
1081016 |
| 208 | 285925 | 4261812 | 1285.2593246722286 |
831676 |
| 169 | 100887 | 3320229 | 1465.9073732564832 |
604583 |
| 32 | 81498 | 1843518 | 1538.0376568061718 |
216010 |
| 34 | 161779 | 1792369 | 1548.360152401654 |
299479 |
| 184 | 55526 | 1755192 | 1506.8082967561384 |
322661 |
| 42 | 108820 | 1542717 | 1587.1085208758313 |
243181 |
| 107 | 120470 | 1516690 | 1548.6028970982863 |
272448 |
| 51 | 98212 | 1435578 | 1579.8860354505293 |
211505 |
+----------+-----------------------+----------+---------------------------+-----------------------------+
10 rows in set. Query took 559.109 seconds.
❯ SELECT "RegionID", SUM("AdvEngineID"), COUNT(*) AS c,
AVG("ResolutionWidth") FROM hits GROUP BY "RegionID" ORDER BY c DESC LIMIT 10;
+----------+-----------------------+----------+---------------------------+
| RegionID | SUM(hits.AdvEngineID) | c | AVG(hits.ResolutionWidth) |
+----------+-----------------------+----------+---------------------------+
| 229 | 2077656 | 18295832 | 1506.085243130785 |
| 2 | 441662 | 6687587 | 1479.8386542111527 |
| 208 | 285925 | 4261812 | 1285.2593246722286 |
| 169 | 100887 | 3320229 | 1465.9073732564832 |
| 32 | 81498 | 1843518 | 1538.0376568061718 |
| 34 | 161779 | 1792369 | 1548.360152401654 |
| 184 | 55526 | 1755192 | 1506.8082967561384 |
| 42 | 108820 | 1542717 | 1587.1085208758313 |
| 107 | 120470 | 1516690 | 1548.6028970982863 |
| 51 | 98212 | 1435578 | 1579.8860354505293 |
+----------+-----------------------+----------+---------------------------+
10 rows in set. Query took 32.514 seconds.
```
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