dongjoon-hyun commented on a change in pull request #24599: [SPARK-27701][SQL]
Extend NestedColumnAliasing to general nested field cases including
GetArrayStructField
URL: https://github.com/apache/spark/pull/24599#discussion_r292324837
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -1578,7 +1578,7 @@ object SQLConf {
"reading unnecessary nested column data. Currently Parquet and ORC are
the " +
"data sources that implement this optimization.")
.booleanConf
- .createWithDefault(false)
+ .createWithDefault(true)
Review comment:
The result looks good. We can revert this.
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