{"action":"created","comment":{"url":"https://api.github.com/repos/apache/spark/pulls/comments/34965967","id":34965967,"diff_hunk":"@@ -0,0 +1,91 @@\n+/*\n+ * Licensed to the Apache Software Foundation (ASF) under one or more\n+ * contributor license agreements.  See the NOTICE file distributed with\n+ * this work for additional information regarding copyright ownership.\n+ * The ASF licenses this file to You under the Apache License, Version 2.0\n+ * (the \"License\"); you may not use this file except in compliance with\n+ * the License.  You may obtain a copy of the License at\n+ *\n+ *    http://www.apache.org/licenses/LICENSE-2.0\n+ *\n+ * Unless required by applicable law or agreed to in writing, software\n+ * distributed under the License is distributed on an \"AS IS\" BASIS,\n+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n+ * See the License for the specific language governing permissions and\n+ * limitations under the License.\n+ */\n+\n+package org.apache.spark.sql.execution.joins\n+\n+import org.apache.spark.sql.catalyst.InternalRow\n+import org.apache.spark.sql.catalyst.expressions._\n+import org.apache.spark.sql.execution.SparkPlan\n+\n+\n+trait HashSemiJoin {\n+  self: SparkPlan =>\n+  val leftKeys: Seq[Expression]\n+  val rightKeys: Seq[Expression]\n+  val left: SparkPlan\n+  val right: SparkPlan\n+  val condition: Option[Expression]\n+\n+  override def output: Seq[Attribute] = left.output\n+\n+  @transient protected lazy val rightKeyGenerator: Projection =\n+    newProjection(rightKeys, right.output)\n+\n+  @transient protected lazy val leftKeyGenerator: () => MutableProjection =\n+    newMutableProjection(leftKeys, left.output)\n+\n+  @transient private lazy val boundCondition =\n+    newPredicate(condition.getOrElse(Literal(true)), left.output ++ right.output)\n+\n+  protected def buildKeyHashSet(\n+      buildIter: Iterator[InternalRow],\n+      copy: Boolean): java.util.Set[InternalRow] = {","path":"sql/core/src/main/scala/org/apache/spark/sql/execution/joins/HashSemiJoin.scala","position":46,"original_position":46,"commit_id":"cc09809570654861696ec4a1cd3d0a97d5611822","original_commit_id":"cc09809570654861696ec4a1cd3d0a97d5611822","user":{"login":"adrian-wang","id":3078910,"avatar_url":"https://avatars.githubusercontent.com/u/3078910?v=3","gravatar_id":"","url":"https://api.github.com/users/adrian-wang","html_url":"https://github.com/adrian-wang","followers_url":"https://api.github.com/users/adrian-wang/followers","following_url":"https://api.github.com/users/adrian-wang/following{/other_user}","gists_url":"https://api.github.com/users/adrian-wang/gists{/gist_id}","starred_url":"https://api.github.com/users/adrian-wang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/adrian-wang/subscriptions","organizations_url":"https://api.github.com/users/adrian-wang/orgs","repos_url":"https://api.github.com/users/adrian-wang/repos","events_url":"https://api.github.com/users/adrian-wang/events{/privacy}","received_events_url":"https://api.github.com/users/adrian-wang/received_events","type":"User","site_admin":false},"body":"maybe we need to implement a version of HashedRelation which only stores the keys.","created_at":"2015-07-20T02:18:30Z","updated_at":"2015-07-20T02:18:30Z","html_url":"https://github.com/apache/spark/pull/5643#discussion_r34965967","pull_request_url":"https://api.github.com/repos/apache/spark/pulls/5643","_links":{"self":{"href":"https://api.github.com/repos/apache/spark/pulls/comments/34965967"},"html":{"href":"https://github.com/apache/spark/pull/5643#discussion_r34965967"},"pull_request":{"href":"https://api.github.com/repos/apache/spark/pulls/5643"}}},"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/5643","id":33919921,"html_url":"https://github.com/apache/spark/pull/5643","diff_url":"https://github.com/apache/spark/pull/5643.diff","patch_url":"https://github.com/apache/spark/pull/5643.patch","issue_url":"https://api.github.com/repos/apache/spark/issues/5643","number":5643,"state":"closed","locked":false,"title":"[SPARK-7026] [SQL] fix left semi join with equi key and non-equi condition","user":{"login":"adrian-wang","id":3078910,"avatar_url":"https://avatars.githubusercontent.com/u/3078910?v=3","gravatar_id":"","url":"https://api.github.com/users/adrian-wang","html_url":"https://github.com/adrian-wang","followers_url":"https://api.github.com/users/adrian-wang/followers","following_url":"https://api.github.com/users/adrian-wang/following{/other_user}","gists_url":"https://api.github.com/users/adrian-wang/gists{/gist_id}","starred_url":"https://api.github.com/users/adrian-wang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/adrian-wang/subscriptions","organizations_url":"https://api.github.com/users/adrian-wang/orgs","repos_url":"https://api.github.com/users/adrian-wang/repos","events_url":"https://api.github.com/users/adrian-wang/events{/privacy}","received_events_url":"https://api.github.com/users/adrian-wang/received_events","type":"User","site_admin":false},"body":"When the `condition` extracted by `ExtractEquiJoinKeys` contain join Predicate for left semi join, we can not plan it as semiJoin. Such as\r\n\r\n    SELECT * FROM testData2 x\r\n    LEFT SEMI JOIN testData2 y \r\n    ON x.b = y.b\r\n    AND x.a >= y.a + 2\r\nCondition `x.a >= y.a + 2` can not evaluate on table `x`, so it throw errors","created_at":"2015-04-23T02:47:06Z","updated_at":"2015-07-20T02:18:30Z","closed_at":"2015-07-17T23:47:05Z","merged_at":null,"merge_commit_sha":"42f328bfcbe1db75234ae6f70fcfe51f3fdb3c11","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/apache/spark/pulls/5643/commits","review_comments_url":"https://api.github.com/repos/apache/spark/pulls/5643/comments","review_comment_url":"https://api.github.com/repos/apache/spark/pulls/comments{/number}","comments_url":"https://api.github.com/repos/apache/spark/issues/5643/comments","statuses_url":"https://api.github.com/repos/apache/spark/statuses/cc09809570654861696ec4a1cd3d0a97d5611822","head":{"label":"adrian-wang:spark7026","ref":"spark7026","sha":"cc09809570654861696ec4a1cd3d0a97d5611822","user":{"login":"adrian-wang","id":3078910,"avatar_url":"https://avatars.githubusercontent.com/u/3078910?v=3","gravatar_id":"","url":"https://api.github.com/users/adrian-wang","html_url":"https://github.com/adrian-wang","followers_url":"https://api.github.com/users/adrian-wang/followers","following_url":"https://api.github.com/users/adrian-wang/following{/other_user}","gists_url":"https://api.github.com/users/adrian-wang/gists{/gist_id}","starred_url":"https://api.github.com/users/adrian-wang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/adrian-wang/subscriptions","organizations_url":"https://api.github.com/users/adrian-wang/orgs","repos_url":"https://api.github.com/users/adrian-wang/repos","events_url":"https://api.github.com/users/adrian-wang/events{/privacy}","received_events_url":"https://api.github.com/users/adrian-wang/received_events","type":"User","site_admin":false},"repo":{"id":18545588,"name":"spark","full_name":"adrian-wang/spark","owner":{"login":"adrian-wang","id":3078910,"avatar_url":"https://avatars.githubusercontent.com/u/3078910?v=3","gravatar_id":"","url":"https://api.github.com/users/adrian-wang","html_url":"https://github.com/adrian-wang","followers_url":"https://api.github.com/users/adrian-wang/followers","following_url":"https://api.github.com/users/adrian-wang/following{/other_user}","gists_url":"https://api.github.com/users/adrian-wang/gists{/gist_id}","starred_url":"https://api.github.com/users/adrian-wang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/adrian-wang/subscriptions","organizations_url":"https://api.github.com/users/adrian-wang/orgs","repos_url":"https://api.github.com/users/adrian-wang/repos","events_url":"https://api.github.com/users/adrian-wang/events{/privacy}","received_events_url":"https://api.github.com/users/adrian-wang/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/adrian-wang/spark","description":"Mirror 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