taiyang-li commented on PR #8550:
URL:
https://github.com/apache/incubator-gluten/pull/8550#issuecomment-2647317891
``` sql
0: jdbc:hive2://localhost:10000/> select approx_count_distinct(id, 0.001),
approx_count_distinct(id, 0.01), approx_count_distinct(id, 0.1) from
range(1000);
+----------------------------+----------------------------+----------------------------+
| approx_count_distinct(id) | approx_count_distinct(id) |
approx_count_distinct(id) |
+----------------------------+----------------------------+----------------------------+
| 999 | 996 | 928
|
+----------------------------+----------------------------+----------------------------+
1 row selected (5.82 seconds)
0: jdbc:hive2://localhost:10000/>
0: jdbc:hive2://localhost:10000/> set spark.gluten.enabled = false;
+-----------------------+--------+
| key | value |
+-----------------------+--------+
| spark.gluten.enabled | false |
+-----------------------+--------+
1 row selected (0.137 seconds)
0: jdbc:hive2://localhost:10000/> select approx_count_distinct(id, 0.001),
approx_count_distinct(id, 0.01), approx_count_distinct(id, 0.1) from
range(1000);
+----------------------------+----------------------------+----------------------------+
| approx_count_distinct(id) | approx_count_distinct(id) |
approx_count_distinct(id) |
+----------------------------+----------------------------+----------------------------+
| 999 | 996 | 928
|
+----------------------------+----------------------------+----------------------------+
1 row selected (149.915 seconds)
```
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