{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/13494","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/13494/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/13494/comments","events_url":"https://api.github.com/repos/apache/spark/issues/13494/events","html_url":"https://github.com/apache/spark/pull/13494","id":158309811,"number":13494,"title":"[SPARK-15752] [SQL] support optimization for metadata only queries","user":{"login":"lianhuiwang","id":545478,"avatar_url":"https://avatars.githubusercontent.com/u/545478?v=3","gravatar_id":"","url":"https://api.github.com/users/lianhuiwang","html_url":"https://github.com/lianhuiwang","followers_url":"https://api.github.com/users/lianhuiwang/followers","following_url":"https://api.github.com/users/lianhuiwang/following{/other_user}","gists_url":"https://api.github.com/users/lianhuiwang/gists{/gist_id}","starred_url":"https://api.github.com/users/lianhuiwang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lianhuiwang/subscriptions","organizations_url":"https://api.github.com/users/lianhuiwang/orgs","repos_url":"https://api.github.com/users/lianhuiwang/repos","events_url":"https://api.github.com/users/lianhuiwang/events{/privacy}","received_events_url":"https://api.github.com/users/lianhuiwang/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":25,"created_at":"2016-06-03T07:45:37Z","updated_at":"2016-06-27T16:27:39Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/13494","html_url":"https://github.com/apache/spark/pull/13494","diff_url":"https://github.com/apache/spark/pull/13494.diff","patch_url":"https://github.com/apache/spark/pull/13494.patch"},"body":"## What changes were proposed in this pull request?\r\nwhen query only use metadata (example: partition key), it can return results based on metadata without scanning files. Hive did it in HIVE-1003.\r\n\r\n## How was this patch tested?\r\nadd unit tests\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/228798365","html_url":"https://github.com/apache/spark/pull/13494#issuecomment-228798365","issue_url":"https://api.github.com/repos/apache/spark/issues/13494","id":228798365,"user":{"login":"SparkQA","id":8108735,"avatar_url":"https://avatars.githubusercontent.com/u/8108735?v=3","gravatar_id":"","url":"https://api.github.com/users/SparkQA","html_url":"https://github.com/SparkQA","followers_url":"https://api.github.com/users/SparkQA/followers","following_url":"https://api.github.com/users/SparkQA/following{/other_user}","gists_url":"https://api.github.com/users/SparkQA/gists{/gist_id}","starred_url":"https://api.github.com/users/SparkQA/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SparkQA/subscriptions","organizations_url":"https://api.github.com/users/SparkQA/orgs","repos_url":"https://api.github.com/users/SparkQA/repos","events_url":"https://api.github.com/users/SparkQA/events{/privacy}","received_events_url":"https://api.github.com/users/SparkQA/received_events","type":"User","site_admin":false},"created_at":"2016-06-27T16:27:39Z","updated_at":"2016-06-27T16:27:39Z","body":"**[Test build #61307 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/61307/consoleFull)** for PR 13494 at commit [`c5ccdea`](https://github.com/apache/spark/commit/c5ccdea435789ec5cdea1438ace09d91e7726d22)."}}
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