Vladimir Steshin created CALCITE-4943: -----------------------------------------
Summary: Type conversin in Project / HepPlaner: INTEGER to JavaType(int) Key: CALCITE-4943 URL: https://issues.apache.org/jira/browse/CALCITE-4943 Project: Calcite Issue Type: Bug Reporter: Vladimir Steshin Found by JdbcTest. Test query: {code:sql} select (select (select t."empid")) from "hr"."emps" t {code} Error: {code:java} java.lang.AssertionError: type mismatch: ref: JavaType(int) NOT NULL input: INTEGER NOT NULL {code} Stacktrace: {code:java} at org.apache.calcite.util.Litmus$1.fail(Litmus.java:32) at org.apache.calcite.plan.RelOptUtil.eq(RelOptUtil.java:2211) at org.apache.calcite.rex.RexChecker.visitInputRef(RexChecker.java:129) at org.apache.calcite.rex.RexChecker.visitInputRef(RexChecker.java:61) at org.apache.calcite.rex.RexInputRef.accept(RexInputRef.java:114) at org.apache.calcite.rex.RexChecker.visitCall(RexChecker.java:144) at org.apache.calcite.rex.RexChecker.visitCall(RexChecker.java:61) at org.apache.calcite.rex.RexCall.accept(RexCall.java:189) at org.apache.calcite.rel.core.Project.isValid(Project.java:219) at org.apache.calcite.rel.core.Project.<init>(Project.java:98) at org.apache.calcite.rel.logical.LogicalProject.<init>(LogicalProject.java:69) at org.apache.calcite.rel.logical.LogicalProject.create(LogicalProject.java:126) at org.apache.calcite.rel.logical.LogicalProject.create(LogicalProject.java:114) at org.apache.calcite.rel.core.RelFactories$ProjectFactoryImpl.createProject(RelFactories.java:178) at org.apache.calcite.tools.RelBuilder.project_(RelBuilder.java:2020) at org.apache.calcite.tools.RelBuilder.project(RelBuilder.java:1792) at org.apache.calcite.tools.RelBuilder.projectNamed(RelBuilder.java:2083) at org.apache.calcite.sql2rel.RelDecorrelator.projectJoinOutputWithNullability(RelDecorrelator.java:1445) at org.apache.calcite.sql2rel.RelDecorrelator.access$900(RelDecorrelator.java:147) at org.apache.calcite.sql2rel.RelDecorrelator$RemoveCorrelationForScalarProjectRule.onMatch(RelDecorrelator.java:2149) at org.apache.calcite.plan.AbstractRelOptPlanner.fireRule(AbstractRelOptPlanner.java:343) at org.apache.calcite.plan.hep.HepPlanner.applyRule(HepPlanner.java:565) at org.apache.calcite.plan.hep.HepPlanner.applyRules(HepPlanner.java:428) at org.apache.calcite.plan.hep.HepPlanner.executeInstruction(HepPlanner.java:251) at org.apache.calcite.plan.hep.HepInstruction$RuleInstance.execute(HepInstruction.java:130) at org.apache.calcite.plan.hep.HepPlanner.executeProgram(HepPlanner.java:208) at org.apache.calcite.plan.hep.HepPlanner.findBestExp(HepPlanner.java:195) at org.apache.calcite.sql2rel.RelDecorrelator.removeCorrelationViaRule(RelDecorrelator.java:378) at org.apache.calcite.sql2rel.RelDecorrelator.decorrelateQuery(RelDecorrelator.java:221) at org.apache.calcite.tools.Programs$DecorrelateProgram.run(Programs.java:361) at org.apache.calcite.tools.Programs$SequenceProgram.run(Programs.java:336) at org.apache.calcite.prepare.Prepare.optimize(Prepare.java:177) at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:312) at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:220) at org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:647) at org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:513) at org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:483) {code} -- This message was sent by Atlassian Jira (v8.20.1#820001)