[DRILL-6905] ClassCastException happens when combining filters with numeric and varchar literals

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.14.0
• Fix Version/s: 1.18.0
• Assignee: Igor Guzenko
• Reporter: Anton Gozhiy
• Created: 14/Dec/18 18:19
• Updated: 02/Jan/20 16:49
• Resolved: 02/Jan/20 16:49

Description

Query:

select * from cp.`tpch/nation.parquet` where n_nationkey < 5 or n_nationkey = '10'

Expected result:
The query should run successfully.

Actual result:
ClassCastException happens

SYSTEM ERROR: ClassCastException: java.math.BigDecimal cannot be cast to org.apache.calcite.util.NlsString


Please, refer to logs for more information.


  (org.apache.drill.exec.work.foreman.ForemanException) Unexpected exception during fragment initialization: Error while applying rule ReduceExpressionsRule(Filter), args [rel#565783:LogicalFilter.NONE.ANY([]).[](input=rel#565782:Subset#0.ENUMERABLE.ANY([]).[],condition=OR(<($1, 5), =($1, '10')))]
    org.apache.drill.exec.work.foreman.Foreman.run():300
    java.util.concurrent.ThreadPoolExecutor.runWorker():1149
    java.util.concurrent.ThreadPoolExecutor$Worker.run():624
    java.lang.Thread.run():748
  Caused By (java.lang.RuntimeException) Error while applying rule ReduceExpressionsRule(Filter), args [rel#565783:LogicalFilter.NONE.ANY([]).[](input=rel#565782:Subset#0.ENUMERABLE.ANY([]).[],condition=OR(<($1, 5), =($1, '10')))]
    org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch():236
    org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp():648
    org.apache.calcite.tools.Programs$RuleSetProgram.run():339
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.transform():431
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.transform():371
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.convertToRawDrel():251
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.convertToDrel():320
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan():177
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getQueryPlan():155
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan():81
    org.apache.drill.exec.work.foreman.Foreman.runSQL():584
    org.apache.drill.exec.work.foreman.Foreman.run():272
    java.util.concurrent.ThreadPoolExecutor.runWorker():1149
    java.util.concurrent.ThreadPoolExecutor$Worker.run():624
    java.lang.Thread.run():748
  Caused By (java.lang.ClassCastException) java.math.BigDecimal cannot be cast to org.apache.calcite.util.NlsString
    org.apache.calcite.util.NlsString.compareTo():122
    com.google.common.collect.Range.compareOrThrow():672
    com.google.common.collect.Cut.compareTo():79
    com.google.common.collect.Range.encloses():497
    org.apache.calcite.rex.RexSimplify.residue():1037
    org.apache.calcite.rex.RexSimplify.simplifyUsingPredicates():979
    org.apache.calcite.rex.RexSimplify.simplifyComparison():288
    org.apache.calcite.rex.RexSimplify.simplifyComparison():218
    org.apache.calcite.rex.RexSimplify.simplify_():209
    org.apache.calcite.rex.RexSimplify.lambda$simplify$0():175
    org.apache.calcite.rex.RexSimplify.verify():1097
    org.apache.calcite.rex.RexSimplify.simplify():175
    org.apache.calcite.rex.RexSimplify.simplifyOrTerms():346
    org.apache.calcite.rex.RexSimplify.simplifyOr():1058
    org.apache.calcite.rex.RexSimplify.simplify_():183
    org.apache.calcite.rex.RexSimplify.lambda$simplify$0():175
    org.apache.calcite.rex.RexSimplify.verify():1097
    org.apache.calcite.rex.RexSimplify.simplify():175
    org.apache.calcite.rex.RexUtil$ExprSimplifier.visitCall():2607
    org.apache.calcite.rex.RexUtil$ExprSimplifier.visitCall():2567
    org.apache.calcite.rex.RexCall.accept():107
    org.apache.calcite.rex.RexShuttle.apply():279
    org.apache.calcite.rel.rules.ReduceExpressionsRule.reduceExpressions():547
    org.apache.calcite.rel.rules.ReduceExpressionsRule$FilterReduceExpressionsRule.onMatch():163
    org.apache.calcite.plan.volcano.VolcanoRuleCall.onMatch():212
    org.apache.calcite.plan.volcano.VolcanoPlanner.findBestExp():648
    org.apache.calcite.tools.Programs$RuleSetProgram.run():339
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.transform():431
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.transform():371
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.convertToRawDrel():251
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.convertToDrel():320
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan():177
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getQueryPlan():155
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan():81
    org.apache.drill.exec.work.foreman.Foreman.runSQL():584
    org.apache.drill.exec.work.foreman.Foreman.run():272
    java.util.concurrent.ThreadPoolExecutor.runWorker():1149
    java.util.concurrent.ThreadPoolExecutor$Worker.run():624
    java.lang.Thread.run():748

Issue Links

• is related to: CALCITE-2745 RexSimplify fails with ClassCastException when the expression contains comparisons of operands with different types
• relates to: DRILL-7406 Update Calcite to 1.21.0