Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/19667#discussion_r149285770
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala ---
@@ -812,8 +812,8 @@ object SQLConf {
.doubleConf
.createWithDefault(0.05)
- val AUTO_UPDATE_SIZE =
- buildConf("spark.sql.statistics.autoUpdate.size")
+ val AUTO_UPDATE_ENABLED =
--- End diff --
How about `AUTO_UPDATE_SIZE_ENABLED`? If we support auto update other stats
(needs table scan in addition to just looking up file length) in the future, we
may need another config.
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