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https://issues.apache.org/jira/browse/CALCITE-3217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xurenhe updated CALCITE-3217:
-----------------------------
Description:
Should Calcite need to support "select null", such as:
{code:java}
//代码占位符
select null;{code}
In the version of "1.20.0", it throws exception in
`org.apache.calcite.sql.validate.SqlValidatorImpl#inferUnknownTypes`.
was:
Should Calcite need to support null column, such as:
{code:java}
//代码占位符
select null{code}
In the version of "1.20.0", it throws exception in
`org.apache.calcite.sql.validate.SqlValidatorImpl#inferUnknownTypes`.
> Should Calcite support "select null"?
> --------------------------------------
>
> Key: CALCITE-3217
> URL: https://issues.apache.org/jira/browse/CALCITE-3217
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Xurenhe
> Priority: Minor
>
>
> Should Calcite need to support "select null", such as:
> {code:java}
> //代码占位符
> select null;{code}
> In the version of "1.20.0", it throws exception in
> `org.apache.calcite.sql.validate.SqlValidatorImpl#inferUnknownTypes`.
>
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