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https://issues.apache.org/jira/browse/DRILL-1089?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14046318#comment-14046318
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Mehant Baid commented on DRILL-1089:
------------------------------------
Looks like the change to Drill's optiq fork to increase scale and precision
might have broken this, because there have been no changes in the function
itself.
> SUBSTRING(string, from) function fails
> --------------------------------------
>
> Key: DRILL-1089
> URL: https://issues.apache.org/jira/browse/DRILL-1089
> Project: Apache Drill
> Issue Type: Bug
> Components: Functions - Drill
> Reporter: Krystal
>
> git.commit.id.abbrev=3ea8eb5
> git.build.time=26.06.2014 @ 14\:15\:29 PDT
> The following query ran successfully in the last build; but failed in the
> latest build.
> 0: jdbc:drill:schema=dfs> select substring(name, 5) from voter where age < 20;
> message: "Failure while setting up Foreman. < AssertionError:[
> typeName.allowsPrecScale(true, false) ]"
> ]
> If I use substr instead of substring, then the query succeeds.
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