Implement parallelized (approximate) quantiles
Open
core
dataframe
improvement
P3
python
- Dominant language
- Java
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Description
Currently we require Singleton partitioning to compute quantiles. We should provide an option to compute approximate quantiles which can be parallelized.
Imported from Jira [BEAM-12167](https://issues.apache.org/jira/browse/BEAM-12167). Original Jira may contain additional context.
Reported by: bhulette.
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