[
https://issues.apache.org/jira/browse/DRILL-6713?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Denys Ordynskiy closed DRILL-6713.
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Successfully verified.
Queries like {color:red}./querySubmitter query='select
cast('999999999999999999' as decimal(38,0)) + cast('999999999999999999' as
decimal(38,0)) from (values(1))' type=sql connectStr=local=localhost:31010
api=async logLevel=trace user=usr password=passw{color} going to the infinite
loop on Drill before fix and successfully returns the result on the Drill with
this fix.
> Infinite loop when retrieving decimal value with scale = -1
> -----------------------------------------------------------
>
> Key: DRILL-6713
> URL: https://issues.apache.org/jira/browse/DRILL-6713
> Project: Apache Drill
> Issue Type: Bug
> Components: Client - C++
> Affects Versions: 1.14.0
> Reporter: Rob Wu
> Assignee: Volodymyr Vysotskyi
> Priority: Major
> Fix For: 1.15.0
>
>
>
> The server returns scale value of -1 for this query
> select cast('999999999999999999' as decimal(18,0)) +
> cast('9999999999999999999999999999999999999' as decimal(38,0)) from
> (values(1))
>
> The getValueAt() function did not take into account of the possibility of -1
> scale and will go into infinite loop of appending 0 to the string buffer.
> [https://github.com/apache/drill/blob/1.14.0/contrib/native/client/src/include/drill/recordBatch.hpp#L752]
>
> This can be reproduced query submitter.
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