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https://issues.apache.org/jira/browse/CALCITE-2858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16773489#comment-16773489
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Jesus Camacho Rodriguez commented on CALCITE-2858:
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[~julianhyde], I saw that you wrote the JSON reader/writer. Would you mind to
take a look at the PR? Thanks
> JSON writer and reader should include type information for literals
> -------------------------------------------------------------------
>
> Key: CALCITE-2858
> URL: https://issues.apache.org/jira/browse/CALCITE-2858
> Project: Calcite
> Issue Type: Bug
> Components: core
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.19.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> JSON writer does not include information about literals type (unless the
> literal is null). This can lead to some ambiguity when parsing the plan back
> into RelNodes by the JSON reader. This issue is to include this information
> in the writer, and to be able to parse it back in the reader.
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