Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/1238#discussion_r15492206
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala ---
@@ -39,29 +43,34 @@ trait SQLConf {
/**
* Upper bound on the sizes (in bytes) of the tables qualified for the
auto conversion to
- * a broadcast value during the physical executions of join operations.
Setting this to 0
+ * a broadcast value during the physical executions of join operations.
Setting this to -1
* effectively disables auto conversion.
- * Hive setting: hive.auto.convert.join.noconditionaltask.size.
+ *
+ * Hive setting: hive.auto.convert.join.noconditionaltask.size, whose
default value is also 10000.
*/
private[spark] def autoConvertJoinSize: Int =
get("spark.sql.auto.convert.join.size", "10000").toInt
--- End diff --
What do you think about avoiding `.`s when there isn't hierarchy. So maybe
`spark.sql.autoBroadcastJoinThreshold`?
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