maropu commented on a change in pull request #29804:
URL: https://github.com/apache/spark/pull/29804#discussion_r495707216
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -951,6 +951,14 @@ object SQLConf {
.checkValue(_ > 0, "the value of spark.sql.sources.bucketing.maxBuckets
must be greater than 0")
.createWithDefault(100000)
+ val AUTO_BUCKETED_SCAN_ENABLED =
+ buildConf("spark.sql.sources.bucketing.autoBucketedScan.enabled")
+ .doc("When true, decide whether to do bucketed scan on input tables
based on query plan " +
+ "automatically.")
+ .version("3.1.0")
Review comment:
IIUC we don't have any strict rule for that. But, I think this new rule
works well in most queries, so adding this as external looks less meaning
because I think most users don't turn this feature off.
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