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https://issues.apache.org/jira/browse/CALCITE-3368?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Leonard Xu updated CALCITE-3368:
Description:
'is null' expression in SQL may be optimized incorrectly in the underlying
implemen
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https://issues.apache.org/jira/browse/CALCITE-3368?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated CALCITE-3368:
Labels: pull-request-available (was: )
> Some problems simplifying ‘expression IS NULL’
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https://issues.apache.org/jira/browse/CALCITE-3368?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Julian Hyde updated CALCITE-3368:
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Summary: Some problems simplifying ‘expression IS NULL’ (was: Some
problems about expression i
