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From "ASF GitHub Bot (JIRA)" <>
Subject [jira] [Work logged] (HIVE-21270) A UDTF to show schema (column names and types) of given query
Date Thu, 14 Feb 2019 21:02:00 GMT


ASF GitHub Bot logged work on HIVE-21270:

                Author: ASF GitHub Bot
            Created on: 14/Feb/19 21:01
            Start Date: 14/Feb/19 21:01
    Worklog Time Spent: 10m 
      Work Description: rmsmani commented on issue #534: HIVE-21270: A UDTF to show schema
(column names and types) of given q…
   Since this function gives the schema for the SQL query its better to have the function
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Issue Time Tracking

    Worklog Id:     (was: 198935)
    Time Spent: 1h  (was: 50m)

> A UDTF to show schema (column names and types) of given query
> -------------------------------------------------------------
>                 Key: HIVE-21270
>                 URL:
>             Project: Hive
>          Issue Type: New Feature
>          Components: UDF
>    Affects Versions: 4.0.0
>            Reporter: Shubham Chaurasia
>            Assignee: Shubham Chaurasia
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-21270.1.patch, HIVE-21270.2.patch, HIVE-21270.3.patch, HIVE-21270.4.patch
>          Time Spent: 1h
>  Remaining Estimate: 0h
> We can get ResultSet metadata using \{{ResultSet#getMetaData()}} but JDBC provides no
way of getting nested data types(of columns) associated with it. This UDTF helps to retrieve
each column name and it's data type.

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