{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/18301","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/18301/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/18301/comments","events_url":"https://api.github.com/repos/apache/spark/issues/18301/events","html_url":"https://github.com/apache/spark/pull/18301","id":235808852,"number":18301,"title":"[SPARK-21052][SQL] Add hash map metrics to join","user":{"login":"viirya","id":68855,"avatar_url":"https://avatars2.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},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":22,"created_at":"2017-06-14T08:57:57Z","updated_at":"2017-06-28T04:53:44Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/18301","html_url":"https://github.com/apache/spark/pull/18301","diff_url":"https://github.com/apache/spark/pull/18301.diff","patch_url":"https://github.com/apache/spark/pull/18301.patch"},"body":"## What changes were proposed in this pull request?\r\n\r\nThis adds the average hash map probe metrics to join operator such as `BroadcastHashJoin` and `ShuffledHashJoin`.\r\n\r\nThis PR adds the API to `HashedRelation` to get average hash map probe.\r\n\r\n## How was this patch tested?\r\n\r\nRelated test cases are added.\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/311556162","html_url":"https://github.com/apache/spark/pull/18301#issuecomment-311556162","issue_url":"https://api.github.com/repos/apache/spark/issues/18301","id":311556162,"user":{"login":"viirya","id":68855,"avatar_url":"https://avatars2.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},"created_at":"2017-06-28T04:53:44Z","updated_at":"2017-06-28T04:53:44Z","body":"non-whole-stage HashAggregate is performed by `TungstenAggregationIterator`. The update to hash probe is only set at the end of the iterator. So I think it is consistent with whole stage HashAggregate?"}}
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