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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/02/23 00:36:05 UTC

[GitHub] [spark] maropu commented on issue #27056: [SPARK-27217][SQL] Nested schema pruning with Aggregation

maropu commented on issue #27056: [SPARK-27217][SQL] Nested schema pruning with Aggregation
URL: https://github.com/apache/spark/pull/27056#issuecomment-590013192
 
 
   Probably, you'd be better to ask that in the spark mailing list. Anyway, we already have `SparkSessionExtensions` (or `SparkSession.experimental.extraOptimizations`) for injecting custom rules in 3rd-party projects. So, you can do so by using these interfaces (they are experimental interfaces though).

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