maropu commented on a change in pull request #28853:
URL: https://github.com/apache/spark/pull/28853#discussion_r442037234
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -1176,6 +1176,14 @@ object SQLConf {
.longConf
.createWithDefault(4 * 1024 * 1024)
+ val FILES_MIN_PARTITION_NUM = buildConf("spark.sql.files.minPartitionNum")
+ .doc("The suggested (not guaranteed) minimum number of file split
partitions. If not set, " +
+ "the default value is the default parallelism of the Spark cluster. This
configuration is " +
+ "effective only when using file-based sources such as Parquet, JSON and
ORC.")
+ .version("3.1.0")
+ .intConf
Review comment:
Could you add `checkValue`?
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