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author | Jacek Laskowski <jacek@japila.pl> | 2016-04-02 08:12:04 -0700 |
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committer | Sean Owen <sowen@cloudera.com> | 2016-04-02 08:12:04 -0700 |
commit | 06694f1c68cb752ea311144f0dbe50e92e1393cf (patch) | |
tree | 3e4de2ebd92f4909b3245f6686a400aefe56eae1 /sql/catalyst/src | |
parent | 67d753516da9b6318cd4001bb7ae91703aaf098d (diff) | |
download | spark-06694f1c68cb752ea311144f0dbe50e92e1393cf.tar.gz spark-06694f1c68cb752ea311144f0dbe50e92e1393cf.tar.bz2 spark-06694f1c68cb752ea311144f0dbe50e92e1393cf.zip |
[MINOR] Typo fixes
## What changes were proposed in this pull request?
Typo fixes. No functional changes.
## How was this patch tested?
Built the sources and ran with samples.
Author: Jacek Laskowski <jacek@japila.pl>
Closes #11802 from jaceklaskowski/typo-fixes.
Diffstat (limited to 'sql/catalyst/src')
-rw-r--r-- | sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala index ecf4285c46..aceeb8aadc 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala @@ -79,13 +79,13 @@ abstract class LogicalPlan extends QueryPlan[LogicalPlan] with Logging { /** * Computes [[Statistics]] for this plan. The default implementation assumes the output - * cardinality is the product of of all child plan's cardinality, i.e. applies in the case + * cardinality is the product of all child plan's cardinality, i.e. applies in the case * of cartesian joins. * * [[LeafNode]]s must override this. */ def statistics: Statistics = { - if (children.size == 0) { + if (children.isEmpty) { throw new UnsupportedOperationException(s"LeafNode $nodeName must implement statistics.") } Statistics(sizeInBytes = children.map(_.statistics.sizeInBytes).product) |