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https://issues.apache.org/jira/browse/DRILL-6472?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Volodymyr Vysotskyi reassigned DRILL-6472:
------------------------------------------
Assignee: Volodymyr Vysotskyi
> Drill allows to use decimal zero precision in CAST function for CTAS
> --------------------------------------------------------------------
>
> Key: DRILL-6472
> URL: https://issues.apache.org/jira/browse/DRILL-6472
> Project: Apache Drill
> Issue Type: Bug
> Affects Versions: 1.14.0
> Reporter: Denys Ordynskiy
> Assignee: Volodymyr Vysotskyi
> Priority: Major
>
> I can run query with casting data for decimal with zero precision in SELECT
> statement
> {code:java}
> select cast(1111.05 as decimal(0,5));
> {code}
> {code:java}
> +-------------+
> | EXPR$0 |
> +-------------+
> | 1111.05000 |
> +-------------+
> {code}
> Also I can use this query for CTAS
> {code:java}
> create table dfs.tmp.`zero_pr` as select cast(1111.05 as decimal(0,5));
> {code}
> {code:java}
> +----------+---------------------------+
> | Fragment | Number of records written |
> +----------+---------------------------+
> | 0_0 | 1 |
> +----------+---------------------------+
> {code}
> But when I try to select data from this table, I get an error:
> {code:java}
> create table dfs.tmp.`zero_pr` as select cast(1111.05 as decimal(0,5));
> {code}
> {code:java}
> Error: SYSTEM ERROR: IllegalArgumentException: Invalid DECIMAL precision: 0
> [Error Id: 2e320f55-aa65-4127-82be-6256e0744bdc on maprhost:31010]
> (state=,code=0){code}
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