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Posted to issues@calcite.apache.org by "Julian Hyde (JIRA)" <ji...@apache.org> on 2017/08/04 03:18:00 UTC

[jira] [Updated] (CALCITE-1924) Support operator "+" as string concat operator

     [ https://issues.apache.org/jira/browse/CALCITE-1924?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Julian Hyde updated CALCITE-1924:
---------------------------------
    Description: 
Currently the following SQL is not supported.

{code}
select 'A' + 'B' + 'C';
{code}

We get the exception:

{noformat}
Error while executing SQL "select 'A' + 'B' + 'C'": From line 1, column 8 to line 1, column 16: Cannot apply '+' to arguments of type '<CHAR(1)> + <CHAR(1)>'. Supported form(s): '<NUMERIC> + <NUMERIC>'
'<DATETIME_INTERVAL> + <DATETIME_INTERVAL>'
'<DATETIME> + <DATETIME_INTERVAL>'
'<DATETIME_INTERVAL> + <DATETIME>' (state=,code=0)
{noformat}

In this JIRA, I'll fix this by supporting operator "+" as string concat operator.
Similar to CALCITE-1374 and CALCITE-1897.

  was:
Current the following sql is not supported.

select 'A' + 'B' + 'C';

We get the exception:

Error while executing SQL "select 'A' + 'B' + 'C'": From line 1, column 8 to line 1, column 16: Cannot apply '+' to arguments of type '<CHAR(1)> + <CHAR(1)>'. Supported form(s): '<NUMERIC> + <NUMERIC>'
'<DATETIME_INTERVAL> + <DATETIME_INTERVAL>'
'<DATETIME> + <DATETIME_INTERVAL>'
'<DATETIME_INTERVAL> + <DATETIME>' (state=,code=0)

In this JIRA, I'll fix this by supporting operator "+" as string concat operator.
Similar to https://issues.apache.org/jira/browse/CALCITE-1374 and https://issues.apache.org/jira/browse/CALCITE-1897 .


> Support operator "+" as string concat operator
> ----------------------------------------------
>
>                 Key: CALCITE-1924
>                 URL: https://issues.apache.org/jira/browse/CALCITE-1924
>             Project: Calcite
>          Issue Type: Improvement
>            Reporter: Roger Shi
>            Assignee: Julian Hyde
>            Priority: Minor
>
> Currently the following SQL is not supported.
> {code}
> select 'A' + 'B' + 'C';
> {code}
> We get the exception:
> {noformat}
> Error while executing SQL "select 'A' + 'B' + 'C'": From line 1, column 8 to line 1, column 16: Cannot apply '+' to arguments of type '<CHAR(1)> + <CHAR(1)>'. Supported form(s): '<NUMERIC> + <NUMERIC>'
> '<DATETIME_INTERVAL> + <DATETIME_INTERVAL>'
> '<DATETIME> + <DATETIME_INTERVAL>'
> '<DATETIME_INTERVAL> + <DATETIME>' (state=,code=0)
> {noformat}
> In this JIRA, I'll fix this by supporting operator "+" as string concat operator.
> Similar to CALCITE-1374 and CALCITE-1897.



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