Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/250#discussion_r11012174
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/joins.scala ---
@@ -15,23 +15,33 @@
* limitations under the License.
*/
-package org.apache.spark.sql.execution
+package org.apache.spark.sql
+package execution
-import scala.collection.mutable
+import scala.collection.mutable.{ArrayBuffer, BitSet}
import org.apache.spark.rdd.RDD
import org.apache.spark.SparkContext
-import org.apache.spark.sql.catalyst.errors._
-import org.apache.spark.sql.catalyst.expressions._
-import org.apache.spark.sql.catalyst.plans._
-import
org.apache.spark.sql.catalyst.plans.physical.{ClusteredDistribution,
Partitioning}
+import catalyst.errors._
+import catalyst.expressions._
+import catalyst.plans._
+import catalyst.plans.physical.{ClusteredDistribution, Partitioning}
-import org.apache.spark.rdd.PartitionLocalRDDFunctions._
+sealed abstract class BuildSide
+case object BuildLeft extends BuildSide
+case object BuildRight extends BuildSide
-case class SparkEquiInnerJoin(
+object InterpretCondition {
+ def apply(expression: Expression): (Row => Boolean) = {
+ (r: Row) => expression.apply(r).asInstanceOf[Boolean]
+ }
+}
+
+case class HashJoin(
--- End diff --
Seems to me this only handles inner join right? If yes, maybe reflect that
in the name. Technically we can do outer joins with hash join too ...
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