https://github.com/gatsby-lee/hiveimpalaudf
https://github.com/gatsby-lee/hiveimpalaudf
Last synced: 3 months ago
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- Host: GitHub
- URL: https://github.com/gatsby-lee/hiveimpalaudf
- Owner: Gatsby-Lee
- Created: 2018-05-01T17:44:08.000Z (about 7 years ago)
- Default Branch: master
- Last Pushed: 2018-06-19T19:12:29.000Z (almost 7 years ago)
- Last Synced: 2025-01-23T01:13:35.654Z (4 months ago)
- Size: 2.93 KB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.rst
Awesome Lists containing this project
README
Hive and Impala UDF
===================
Hive UDF
--------
* show functions
* describe function
Hive Built-in UDF
^^^^^^^^^^^^^^^^^
*get_json_object*
.. code-block:: sql
select get_json_object('{"headers":["name","age"], "values":[1,2]}', '$.values[0]');
Impala UDF
-------------------
* Show built-in functions in Impala
* Add UDF function into Impala
* Drop UDF function in Impala
References
-------------------
* https://impala.apache.org/docs/build/html/topics/impala_udf.html
* https://www.cloudera.com/documentation/enterprise/5-11-x/topics/cm_mc_hive_udf.html
* https://www.qubole.com/resources/hive-function-cheat-sheet/
* https://impala.apache.org/docs/build/
* https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-get_json_object