shenjiayu17 commented on pull request #4012:
URL:
https://github.com/apache/carbondata/pull/4012#issuecomment-766780197 Here is the Testing Reporting Summary with this PR, whick is provided by SmartCare Team.
1. region-level query performance improved by 40%.
2. polygon-level query performance improved by 2~20 times.
3. number of task reduced by 70%, take up less resources.
| | | Without Spatial Index(s)| |
| :------: |:-------:|:-----:| :-----: |
| **Scene** | **Scale** | **AVG of SQL execution cost** | **result(count)** |
| region list | 3000 regions | 4.333 | 166930 |
| | 5000 regions | 4.333 | 252768 |
| polygon | 5 vertexes | 4.667 | 8306 |
| | 985 vertexes | 56.567| 3833 |
| | | **With Spatial Index(s)**| |
| **Scene** | **Scale** | **AVG of SQL execution cost** | **result(count)** |
| region list | 3000 regions | 3.000 | 166930 |
| | 5000 regions | 3.000 | 252768 |
| polygon | 5 vertexes | 2.733 | 8306 |
| | 985 vertexes | 2.700 | 3833 |
|polygon list | 1000 polygons (OR) | 4.333 | 22545 |
| | 10000 polygons (OR) | 14.000 | 59647 |
|polyline list| Polyline: 5km <br> buffer: 1000m | 5.667 | 2495993 |
| | Polyline: 50km <br> buffer: 1000m | 8.000 | 4279006 |
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