Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/13979#discussion_r77250231
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/LocalTableScanExec.scala
---
@@ -38,7 +38,10 @@ private[sql] case class LocalTableScanExec(
rows.map(r => proj(r).copy()).toArray
}
- private lazy val rdd = sqlContext.sparkContext.parallelize(unsafeRows)
+ private lazy val numParallelism: Int =
math.min(math.max(unsafeRows.size, 1),
--- End diff --
I'd probably just name this `parallelism` and make it non-lazy.
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