godfrey he created CALCITE-3020:
-----------------------------------
Summary: throws AssertionError:Type mismatch in VolcanoPlanner
Key: CALCITE-3020
URL: https://issues.apache.org/jira/browse/CALCITE-3020
Project: Calcite
Issue Type: Bug
Components: core
Affects Versions: 1.19.0
Reporter: godfrey he
after [CALCITE-2454|https://issues.apache.org/jira/browse/CALCITE-2454] merged,
an AssertionError:Type mismatch will be thrown in VolcanoPlanner when running
the following sql:
{code:sql}
WITH t1 AS (SELECT CAST(a as BIGINT) AS a, SUM(b) AS b FROM x GROUP BY CAST(a
as BIGINT)),
t2 AS (SELECT CAST(a as DOUBLE) AS a, SUM(b) AS b FROM x GROUP BY CAST(a
as DOUBLE))
SELECT t1.*, t2.* FROM t1, t2 WHERE t1.b = t2.b
{code}
Caused by: java.lang.AssertionError: Type mismatch:
left:
RecordType(BIGINT a, BIGINT b) NOT NULL
right:
RecordType(DOUBLE a, BIGINT b) NOT NULL
at org.apache.calcite.util.Litmus$1.fail(Litmus.java:31)
at org.apache.calcite.plan.RelOptUtil.equal(RelOptUtil.java:1858)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1705)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.register(VolcanoPlanner.java:850)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:872)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:1958)
at
org.apache.calcite.plan.volcano.VolcanoRuleCall.transformTo(VolcanoRuleCall.java:126)
at
org.apache.calcite.plan.RelOptRuleCall.transformTo(RelOptRuleCall.java:234)
at
org.apache.calcite.rel.convert.ConverterRule.onMatch(ConverterRule.java:141)
at
org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch(VolcanoRuleCall.java:205)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp(VolcanoPlanner.java:637)
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