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Posted to dev@calcite.apache.org by "pengzhiwei (JIRA)" <ji...@apache.org> on 2018/09/17 09:20:00 UTC
[jira] [Created] (CALCITE-2567) RexSimplify#simplifyIsNull does not
work for "is null(null)"
pengzhiwei created CALCITE-2567:
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Summary: RexSimplify#simplifyIsNull does not work for "is null(null)"
Key: CALCITE-2567
URL: https://issues.apache.org/jira/browse/CALCITE-2567
Project: Calcite
Issue Type: Bug
Components: core
Affects Versions: 1.17.0
Reporter: pengzhiwei
Assignee: Julian Hyde
The "is null(null)" should simplify to "true",but RexSimplify#simplifyIsNull does not work for it.
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