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Posted to commits@airflow.apache.org by "Aizhamal Nurmamat kyzy (JIRA)" <ji...@apache.org> on 2019/05/17 21:16:00 UTC
[jira] [Updated] (AIRFLOW-3734) function `load_file` will not run
if param `partition` is None
[ https://issues.apache.org/jira/browse/AIRFLOW-3734?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aizhamal Nurmamat kyzy updated AIRFLOW-3734:
--------------------------------------------
Labels: easyfix hive hive-hooks patch (was: easyfix patch)
Component/s: hooks
adding 'hooks' component and tagging with 'hive' label
> function `load_file` will not run if param `partition` is None
> --------------------------------------------------------------
>
> Key: AIRFLOW-3734
> URL: https://issues.apache.org/jira/browse/AIRFLOW-3734
> Project: Apache Airflow
> Issue Type: Bug
> Components: hive_hooks, hooks
> Affects Versions: 1.10.1
> Reporter: zhongjiajie
> Assignee: zhongjiajie
> Priority: Major
> Labels: easyfix, hive, hive-hooks, patch
> Fix For: 1.10.3
>
>
> the code in master branch in hive_hooks.py in function load_file like below
> {code:java}
> hql = "LOAD DATA LOCAL INPATH '{filepath}' "
> if overwrite:
> hql += "OVERWRITE "
> hql += "INTO TABLE {table} "
> if partition:
> pvals = ", ".join(
> ["{0}='{1}'".format(k, v) for k, v in partition.items()])
> hql += "PARTITION ({pvals});"
> # As a workaround for HIVE-10541, add a newline character
> # at the end of hql (AIRFLOW-2412).
> hql += '\n'{code}
> when param partition is None, the hql will like this
> {code:java}
> LOAD DATA LOCAL INPATH <FILEPATH> OVERWRITE INTO TABLE <TABLE>\n{code}
> without `;` syntax the hql will not run, so I think we should move `;` from `hql += "PARTITION (\{pvals});"` to `hql += ';\n'`
>
> so the code will like
> {code:java}
> hql = "LOAD DATA LOCAL INPATH '{filepath}' "
> if overwrite:
> hql += "OVERWRITE "
> hql += "INTO TABLE {table} "
> if partition:
> pvals = ", ".join(
> ["{0}='{1}'".format(k, v) for k, v in partition.items()])
> hql += "PARTITION ({pvals})"
> # As a workaround for HIVE-10541, add a newline character
> # at the end of hql (AIRFLOW-2412).
> hql += ';\n'
> {code}
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