gengliangwang commented on a change in pull request #24383: [SPARK-27476][SQL]
Refactoring SchemaPruning rule to remove duplicate code
URL: https://github.com/apache/spark/pull/24383#discussion_r275857920
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -1551,7 +1551,7 @@ object SQLConf {
.internal()
.doc("Prune nested fields from a logical relation's output which are
unnecessary in " +
"satisfying a query. This optimization allows columnar file format
readers to avoid " +
- "reading unnecessary nested column data. Currently Parquet and ORC v1
are the " +
Review comment:
Nice catch
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