{"action":"created","comment":{"url":"https://api.github.com/repos/apache/spark/pulls/comments/60701211","id":60701211,"diff_hunk":"@@ -83,6 +83,16 @@ case class SerializeFromObject(\n     child: LogicalPlan) extends UnaryNode with ObjectConsumer {\n \n   override def output: Seq[Attribute] = serializer.map(_.toAttribute)\n+\n+  // We can't estimate the size of ObjectType. We implement statistics here to avoid\n+  // directly estimate any child plan which produces domain objects as output.\n+  override def statistics: Statistics = {\n+    if (child.output.head.dataType.isInstanceOf[ObjectType]) {\n+      Statistics(sizeInBytes = Long.MaxValue)","path":"sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/object.scala","position":18,"original_position":18,"commit_id":"4b5f66df9b763cef45550e3c2a17793ead205bfd","original_commit_id":"4b5f66df9b763cef45550e3c2a17793ead205bfd","user":{"login":"cloud-fan","id":3182036,"avatar_url":"https://avatars.githubusercontent.com/u/3182036?v=3","gravatar_id":"","url":"https://api.github.com/users/cloud-fan","html_url":"https://github.com/cloud-fan","followers_url":"https://api.github.com/users/cloud-fan/followers","following_url":"https://api.github.com/users/cloud-fan/following{/other_user}","gists_url":"https://api.github.com/users/cloud-fan/gists{/gist_id}","starred_url":"https://api.github.com/users/cloud-fan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/cloud-fan/subscriptions","organizations_url":"https://api.github.com/users/cloud-fan/orgs","repos_url":"https://api.github.com/users/cloud-fan/repos","events_url":"https://api.github.com/users/cloud-fan/events{/privacy}","received_events_url":"https://api.github.com/users/cloud-fan/received_events","type":"User","site_admin":false},"body":"bring back this discussion: https://github.com/apache/spark/pull/12599#discussion_r60697122\r\n\r\nWe can calculate the row size by `this.output.map(_.dataType)`, can't we?","created_at":"2016-04-22T07:41:18Z","updated_at":"2016-04-22T07:41:18Z","html_url":"https://github.com/apache/spark/pull/12599#discussion_r60701211","pull_request_url":"https://api.github.com/repos/apache/spark/pulls/12599","_links":{"self":{"href":"https://api.github.com/repos/apache/spark/pulls/comments/60701211"},"html":{"href":"https://github.com/apache/spark/pull/12599#discussion_r60701211"},"pull_request":{"href":"https://api.github.com/repos/apache/spark/pulls/12599"}}},"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/12599","id":67458462,"html_url":"https://github.com/apache/spark/pull/12599","diff_url":"https://github.com/apache/spark/pull/12599.diff","patch_url":"https://github.com/apache/spark/pull/12599.patch","issue_url":"https://api.github.com/repos/apache/spark/issues/12599","number":12599,"state":"open","locked":false,"title":"[SPARK-14838][SQL] Implement statistics in SerializeFromObject to avoid failure when estimating sizeInBytes for ObjectType","user":{"login":"viirya","id":68855,"avatar_url":"https://avatars.githubusercontent.com/u/68855?v=3","gravatar_id":"","url":"https://api.github.com/users/viirya","html_url":"https://github.com/viirya","followers_url":"https://api.github.com/users/viirya/followers","following_url":"https://api.github.com/users/viirya/following{/other_user}","gists_url":"https://api.github.com/users/viirya/gists{/gist_id}","starred_url":"https://api.github.com/users/viirya/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/viirya/subscriptions","organizations_url":"https://api.github.com/users/viirya/orgs","repos_url":"https://api.github.com/users/viirya/repos","events_url":"https://api.github.com/users/viirya/events{/privacy}","received_events_url":"https://api.github.com/users/viirya/received_events","type":"User","site_admin":false},"body":"## What changes were proposed in this pull request?\r\n\r\nWe have logical plans that produce domain objects which are `ObjectType`. As we can't estimate the size of `ObjectType`, we throw an `UnsupportedOperationException` if trying to do that. We should implement `statistics` method in `SerializeFromObject` to avoid this failure.\r\n\r\n## How was this patch tested?\r\n\r\n`DatasetSuite`.\r\n\r\n","created_at":"2016-04-22T04:37:42Z","updated_at":"2016-04-22T07:41:18Z","closed_at":null,"merged_at":null,"merge_commit_sha":"6046e7eab7080cb5dcf69a3dca77c0f07ac7ec4d","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/apache/spark/pulls/12599/commits","review_comments_url":"https://api.github.com/repos/apache/spark/pulls/12599/comments","review_comment_url":"https://api.github.com/repos/apache/spark/pulls/comments{/number}","comments_url":"https://api.github.com/repos/apache/spark/issues/12599/comments","statuses_url":"https://api.github.com/repos/apache/spark/statuses/4b5f66df9b763cef45550e3c2a17793ead205bfd","head":{"label":"viirya:skip-broadcast-objectproducer","ref":"skip-broadcast-objectproducer","sha":"4b5f66df9b763cef45550e3c2a17793ead205bfd","user":{"login":"viirya","id":68855,"avatar_url":"https://avatars.githubusercontent.com/u/68855?v=3","gravatar_id":"","url":"https://api.github.com/users/viirya","html_url":"https://github.com/viirya","followers_url":"https://api.github.com/users/viirya/followers","following_url":"https://api.github.com/users/viirya/following{/other_user}","gists_url":"https://api.github.com/users/viirya/gists{/gist_id}","starred_url":"https://api.github.com/users/viirya/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/viirya/subscriptions","organizations_url":"https://api.github.com/users/viirya/orgs","repos_url":"https://api.github.com/users/viirya/repos","events_url":"https://api.github.com/users/viirya/events{/privacy}","received_events_url":"https://api.github.com/users/viirya/received_events","type":"User","site_admin":false},"repo":{"id":21467907,"name":"spark-1","full_name":"viirya/spark-1","owner":{"login":"viirya","id":68855,"avatar_url":"https://avatars.githubusercontent.com/u/68855?v=3","gravatar_id":"","url":"https://api.github.com/users/viirya","html_url":"https://github.com/viirya","followers_url":"https://api.github.com/users/viirya/followers","following_url":"https://api.github.com/users/viirya/following{/other_user}","gists_url":"https://api.github.com/users/viirya/gists{/gist_id}","starred_url":"https://api.github.com/users/viirya/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/viirya/subscriptions","organizations_url":"https://api.github.com/users/viirya/orgs","repos_url":"https://api.github.com/users/viirya/repos","events_url":"https://api.github.com/users/viirya/events{/privacy}","received_events_url":"https://api.github.com/users/viirya/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/viirya/spark-1","description":"Mirror 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