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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2019/02/01 05:54:39 UTC
[GitHub] gatorsmile commented on issue #23719: [SPARK-26808][SQL] Pruned
schema should not change nullability
gatorsmile commented on issue #23719: [SPARK-26808][SQL] Pruned schema should not change nullability
URL: https://github.com/apache/spark/pull/23719#issuecomment-459615262
We need an end-to-end test case to show how we can get a not-nullable column when reading from a parquet file.
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