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Posted to issues@calcite.apache.org by "Danny Chan (JIRA)" <ji...@apache.org> on 2019/05/20 13:49:00 UTC
[jira] [Updated] (CALCITE-3076) Error when
AggregateJoinTransposeRule is used on unique under aggregate keys
[ https://issues.apache.org/jira/browse/CALCITE-3076?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Danny Chan updated CALCITE-3076:
--------------------------------
Summary: Error when AggregateJoinTransposeRule is used on unique under aggregate keys (was: Error when AggregateJoinTransposeRule is used on empty LogicalValues)
> Error when AggregateJoinTransposeRule is used on unique under aggregate keys
> ----------------------------------------------------------------------------
>
> Key: CALCITE-3076
> URL: https://issues.apache.org/jira/browse/CALCITE-3076
> Project: Calcite
> Issue Type: Bug
> Affects Versions: 1.19.0
> Reporter: Anton Haidai
> Assignee: Danny Chan
> Priority: Major
>
> RelOptRulesTest:
> {code}
> @Test public void testPushAggregateThroughJoinOnEmptyLogicalValuesError() {
> final HepProgram preProgram = new HepProgramBuilder()
> .addRuleInstance(AggregateProjectMergeRule.INSTANCE)
> .addRuleInstance(ReduceExpressionsRule.FilterReduceExpressionsRule.FILTER_INSTANCE)
> .build();
> final HepProgram program = new HepProgramBuilder()
> .addRuleInstance(AggregateJoinTransposeRule.EXTENDED)
> .build();
> final String sql =
> "select count(*) volume, sum(C1.sal) C1_sum_sal " +
> "from (select sal, ename from sales.emp where 1=2) C1 " +
> "inner join (select ename from sales.emp) C2 " +
> "on C1.ename = C2.ename ";
> sql(sql).withPre(preProgram).with(program).check();
> }
> {code}
> Error:
> {code}
> java.lang.IllegalArgumentException: Cannot infer return type for *; operand types: [VARCHAR(20), BIGINT]
> at org.apache.calcite.sql.SqlOperator.inferReturnType(SqlOperator.java:474)
> at org.apache.calcite.rex.RexBuilder.deriveReturnType(RexBuilder.java:276)
> at org.apache.calcite.rex.RexBuilder.makeCall(RexBuilder.java:250)
> at org.apache.calcite.sql.SqlSplittableAggFunction$AbstractSumSplitter.topSplit(SqlSplittableAggFunction.java:298)
> at org.apache.calcite.rel.rules.AggregateJoinTransposeRule.onMatch(AggregateJoinTransposeRule.java:342)
> at org.apache.calcite.plan.AbstractRelOptPlanner.fireRule(AbstractRelOptPlanner.java:319)
> at org.apache.calcite.plan.hep.HepPlanner.applyRule(HepPlanner.java:559)
> at org.apache.calcite.plan.hep.HepPlanner.applyRules(HepPlanner.java:418)
> at org.apache.calcite.plan.hep.HepPlanner.executeInstruction(HepPlanner.java:255)
> at org.apache.calcite.plan.hep.HepInstruction$RuleInstance.execute(HepInstruction.java:127)
> {code}
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