{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/21969","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/21969/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/21969/comments","events_url":"https://api.github.com/repos/apache/spark/issues/21969/events","html_url":"https://github.com/apache/spark/pull/21969","id":346984024,"node_id":"MDExOlB1bGxSZXF1ZXN0MjA1NzEyODQx","number":21969,"title":"[SPARK-24945][SQL] Switching to uniVocity 2.7.3","user":{"login":"MaxGekk","id":1580697,"node_id":"MDQ6VXNlcjE1ODA2OTc=","avatar_url":"https://avatars1.githubusercontent.com/u/1580697?v=4","gravatar_id":"","url":"https://api.github.com/users/MaxGekk","html_url":"https://github.com/MaxGekk","followers_url":"https://api.github.com/users/MaxGekk/followers","following_url":"https://api.github.com/users/MaxGekk/following{/other_user}","gists_url":"https://api.github.com/users/MaxGekk/gists{/gist_id}","starred_url":"https://api.github.com/users/MaxGekk/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/MaxGekk/subscriptions","organizations_url":"https://api.github.com/users/MaxGekk/orgs","repos_url":"https://api.github.com/users/MaxGekk/repos","events_url":"https://api.github.com/users/MaxGekk/events{/privacy}","received_events_url":"https://api.github.com/users/MaxGekk/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-08-02T12:10:41Z","updated_at":"2018-08-02T12:13:29Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/21969","html_url":"https://github.com/apache/spark/pull/21969","diff_url":"https://github.com/apache/spark/pull/21969.diff","patch_url":"https://github.com/apache/spark/pull/21969.patch"},"body":"## What changes were proposed in this pull request?\r\n\r\nIn the PR, I propose to upgrade uniVocity parser from **2.6.3** to **2.7.3**. The recent version includes a fix for the SPARK-24645 issue and has better performance.\r\n\r\nBefore changes:\r\n```\r\nParsing quoted values:                   Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative\r\n------------------------------------------------------------------------------------------------\r\nOne quoted string                           33336 / 34122          0.0      666727.0       1.0X\r\n\r\nWide rows with 1000 columns:             Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative\r\n------------------------------------------------------------------------------------------------\r\nSelect 1000 columns                         90287 / 91713          0.0       90286.9       1.0X\r\nSelect 100 columns                          31826 / 36589          0.0       31826.4       2.8X\r\nSelect one column                           25738 / 25872          0.0       25737.9       3.5X\r\ncount()                                       6931 / 7269          0.1        6931.5      13.0X\r\n```\r\nafter:\r\n```\r\nParsing quoted values:                   Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative\r\n------------------------------------------------------------------------------------------------\r\nOne quoted string                           33411 / 33510          0.0      668211.4       1.0X\r\n\r\nWide rows with 1000 columns:             Best/Avg Time(ms)    Rate(M/s)   Per Row(ns)   Relative\r\n------------------------------------------------------------------------------------------------\r\nSelect 1000 columns                         88028 / 89311          0.0       88028.1       1.0X\r\nSelect 100 columns                          29010 / 32755          0.0       29010.1       3.0X\r\nSelect one column                           22936 / 22953          0.0       22936.5       3.8X\r\ncount()                                       6657 / 6740          0.2        6656.6      13.5X\r\n```\r\nCloses #21892 \r\n\r\n## How was this patch tested?\r\n\r\nIt was tested by `CSVSuite` and `CSVBenchmarks`\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/409905234","html_url":"https://github.com/apache/spark/pull/21969#issuecomment-409905234","issue_url":"https://api.github.com/repos/apache/spark/issues/21969","id":409905234,"node_id":"MDEyOklzc3VlQ29tbWVudDQwOTkwNTIzNA==","user":{"login":"SparkQA","id":8108735,"node_id":"MDQ6VXNlcjgxMDg3MzU=","avatar_url":"https://avatars1.githubusercontent.com/u/8108735?v=4","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":"2018-08-02T12:13:29Z","updated_at":"2018-08-02T12:13:29Z","author_association":"NONE","body":"**[Test build #93997 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/93997/testReport)** for PR 21969 at commit [`a053994`](https://github.com/apache/spark/commit/a053994bcc6027668f64c9e55d09dfaa45cb97cf)."}}
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