[BEAM-12167] Implement parallelized (approximate) quantiles

• Type: Improvement
• Status: Open
• Priority: P3
• Resolution: Unresolved
• Component/s: dsl-dataframe, sdk-py-core
• Labels: dataframe-api
• Assignee: Unassigned
• Reporter: Brian Hulette
• Created: 14/Apr/21 17:31
• Updated: 04/Jun/22 20:11

Description

Currently we require Singleton partitioning to compute quantiles. We should provide an option to compute approximate quantiles which can be parallelized.