AbsaOSS / AbsaOSS/spark-partition-sizing

In `DataFramePartitioner.DataFrameFunctions.repartitionByRecordCount` use max instead of average to decide about partitoing

未关闭
#14 0 条评论 0 个 reaction 已指派 0 人 在 GitHub 查看
enhancement
主要语言
Scala
星标
9
派生
2
PR 合并指标
30 天内没有已合并 PR

描述

## Background
In `DataFramePartitioner.DataFrameFunctions.repartitionByRecordCount` the limit is compared against the average of records per partition. That can be under the limit while some partitions are still over the limit.

## Feature
Change the method to decide about portioning based on the `max` of record counts per partition if to do or not the repartitioing.
Or make this parametrized or a dedicated method.

贡献指南

这个仓库没有索引到贡献指南

评估

这个 Issue 还没有评估数据。

把新 issue 发到你的邮箱

精选适合新手参与的 GitHub issue 摘要。