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https://issues.apache.org/jira/browse/DRILL-2765?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14497692#comment-14497692
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Steven Phillips commented on DRILL-2765:
----------------------------------------
I can't make a patch because I don't have a fix. But whatever was causing the
problem it is fixed now. I just verified with latest master:
{code}
0: jdbc:drill:> select * from dfs.tmp.nulls;
+------------+------------+
| date | url |
+------------+------------+
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
| 14 april 2015 | null |
+------------+------------+
23 rows selected (0.599 seconds)
0: jdbc:drill:> select * from sys.version;
+------------+----------------+-------------+-------------+------------+
| commit_id | commit_message | commit_time | build_email | build_time |
+------------+----------------+-------------+-------------+------------+
| cb47df0c87676c5e0c0f94e5346fcd28f73080d7 | DRILL-2798 - don't print message
about Drill log dir unless environment variable DRILL_LOG_DEBUG=1 | 15.04.2015
@ 14:08:46 PDT | [email protected] | 16.04.2015 @ 00:48:52 PDT |
{code}
What is the git commit id you are building from?
Can you include the error message and stack trace from drillbit.log?
> Throwing a NPE on exceuting query against parquet files
> --------------------------------------------------------
>
> Key: DRILL-2765
> URL: https://issues.apache.org/jira/browse/DRILL-2765
> Project: Apache Drill
> Issue Type: Sub-task
> Components: Storage - Parquet
> Affects Versions: 0.8.0
> Reporter: Mohsen Zainalpour
> Assignee: Steven Phillips
> Fix For: 1.0.0
>
> Attachments: url_column_completely_null.parquet,
> url_column_onetime_value.parquet
>
>
> Executing a query on a parquet file that one of it`s columns haven`t any
> value at all(but field exists in the schema) thorws a NPE
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