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https://issues.apache.org/jira/browse/DRILL-3544?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jacques Nadeau resolved DRILL-3544.
-----------------------------------
Resolution: Duplicate
> Need better error messages when convert_to is given a bad type
> --------------------------------------------------------------
>
> Key: DRILL-3544
> URL: https://issues.apache.org/jira/browse/DRILL-3544
> Project: Apache Drill
> Issue Type: Bug
> Reporter: Ted Dunning
>
> The first query below fails because I used UTF-8 instead of UTF8. This
> should have a decent error message.
> {code}
> 0: jdbc:drill:zk=local> SELECT CONVERT_TO('[ [1, 2], [3, 4], [5]]' ,'UTF-8')
> AS MYCOL1 FROM sys.version;
> Error: SYSTEM ERROR: org.apache.drill.exec.work.foreman.ForemanException:
> Unexpected exception during fragment initialization: null
> [Error Id: 899207da-2338-4b09-bdc8-8e12e320b661 on 172.16.0.61:31010]
> (state=,code=0)
> 0: jdbc:drill:zk=local> SELECT CONVERT_TO('[ [1, 2], [3, 4], [5]]' ,'UTF8')
> AS MYCOL1 FROM sys.version;
> +-------------+
> | MYCOL1 |
> +-------------+
> | [B@71f3d3a |
> +-------------+
> 1 row selected (0.108 seconds)
> 0: jdbc:drill:zk=local>
> {code}
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