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From "BELUGA BEHR (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-21303) Update TextRecordReader
Date Thu, 21 Feb 2019 20:14:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21303?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

BELUGA BEHR updated HIVE-21303:
-------------------------------
    Attachment: HIVE-21303.1.patch

> Update TextRecordReader
> -----------------------
>
>                 Key: HIVE-21303
>                 URL: https://issues.apache.org/jira/browse/HIVE-21303
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>    Affects Versions: 4.0.0, 3.2.0
>            Reporter: BELUGA BEHR
>            Assignee: BELUGA BEHR
>            Priority: Major
>         Attachments: HIVE-21303.1.patch
>
>
> Remove use of Deprecated {{org.apache.hadoop.mapred.LineRecordReader.LineReader}}
> For every call to {{next}}, the code dives into the configuration map to see if this
feature is enabled.  Just look it up once and cache the value.
> {code:java}
> public int next(Writable row) throws IOException {
> ...
>     if (HiveConf.getBoolVar(conf, HiveConf.ConfVars.HIVESCRIPTESCAPE)) {
>       return HiveUtils.unescapeText((Text) row);
>     }
>     return bytesConsumed;
> }
> {code}
> Other clean up.



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