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https://issues.apache.org/jira/browse/CALCITE-3228?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16899634#comment-16899634
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Amit Chavan commented on CALCITE-3228:
--------------------------------------
[~Chunwei Lei]
[~jinxing6...@126.com] I am attaching the UT that has test cases to reproduce
the errors.[^TestCalcite.java]
> Error while applying rule ProjectScanRule: interpreter
> ------------------------------------------------------
>
> Key: CALCITE-3228
> URL: https://issues.apache.org/jira/browse/CALCITE-3228
> Project: Calcite
> Issue Type: Bug
> Components: core
> Reporter: Chunwei Lei
> Priority: Critical
> Fix For: 1.21.0
>
> Attachments: CALCITE-3228.patch
>
>
> The following test can reproduce the issue.
>
> {code:java}
> // FrameworksTest.java
> @Test public void testMinMax() throws Exception {
> Table table = new TableImpl();
> final SchemaPlus rootSchema = Frameworks.createRootSchema(true);
> SchemaPlus schema = rootSchema.add("x", new AbstractSchema());
> schema.add("MYTABLE", table);
> List<RelTraitDef> traitDefs = new ArrayList<>();
> traitDefs.add(ConventionTraitDef.INSTANCE);
> traitDefs.add(RelDistributionTraitDef.INSTANCE);
> SqlParser.Config parserConfig =
> SqlParser.configBuilder(SqlParser.Config.DEFAULT)
> .setCaseSensitive(false)
> .build();
> final FrameworkConfig config = Frameworks.newConfigBuilder()
> .parserConfig(parserConfig)
> .defaultSchema(schema)
> .traitDefs(traitDefs)
> // define the rules you want to apply
> .ruleSets(
> RuleSets.ofList(AbstractConverter.ExpandConversionRule.INSTANCE,
> ProjectTableScanRule.INSTANCE))
> .programs(Programs.ofRules(Programs.RULE_SET))
> .build();
> executeQuery(config, " select min(id) as mi, max(id) as ma from mytable where
> id=1 group by id",
> CalciteSystemProperty.DEBUG.value());
> }
> {code}
>
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