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https://issues.apache.org/jira/browse/KYLIN-2538?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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nichunen closed KYLIN-2538.
---------------------------
Resolution: Fixed
Tested, fixed on 3.0-beta
> extract(MONTH from CURRENT_DATE) cannot be selected as a column in sql
> ----------------------------------------------------------------------
>
> Key: KYLIN-2538
> URL: https://issues.apache.org/jira/browse/KYLIN-2538
> Project: Kylin
> Issue Type: Bug
> Components: Query Engine
> Reporter: Dong Li
> Assignee: liyang
> Priority: Major
>
> From calcite SQL reference: CURRENT_DATE is a const to get the value of
> current value.
> But in Kylin this SQL will fail with exceptions:
> select extract(MONTH from CURRENT_DATE), count(*) from test_kylin_fact
> Error message:
> Error while executing SQL "select extract(MONTH from CURRENT_DATE), count(*)
> from test_kylin_fact LIMIT 50000": No TblColRef found in
> EXTRACT_DATE(FLAG(MONTH), Reinterpret(CURRENT_DATE))
> Stacktrace:
> Caused by: java.lang.IllegalStateException: No TblColRef found in
> EXTRACT_DATE(FLAG(MONTH), Reinterpret(CURRENT_DATE))
> at
> org.apache.kylin.query.relnode.OLAPProjectRel.buildColumnRowType(OLAPProjectRel.java:132)
> at
> org.apache.kylin.query.relnode.OLAPProjectRel.implementOLAP(OLAPProjectRel.java:117)
> at
> org.apache.kylin.query.relnode.OLAPRel$OLAPImplementor.visitChild(OLAPRel.java:83)
> at
> org.apache.kylin.query.relnode.OLAPLimitRel.implementOLAP(OLAPLimitRel.java:75)
> at
> org.apache.kylin.query.relnode.OLAPRel$OLAPImplementor.visitChild(OLAPRel.java:83)
> at
> org.apache.kylin.query.relnode.OLAPToEnumerableConverter.implement(OLAPToEnumerableConverter.java:85)
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.implementRoot(EnumerableRelImplementor.java:108)
> at
> org.apache.calcite.adapter.enumerable.EnumerableInterpretable.toBindable(EnumerableInterpretable.java:92)
> at
> org.apache.calcite.prepare.CalcitePrepareImpl$CalcitePreparingStmt.implement(CalcitePrepareImpl.java:1248)
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:306)
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:203)
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