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  1. Calcite
  2. CALCITE-5048

Query with parameterized LIMIT and correlated sub-query throws AssertionError "not a literal"

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      This query:

      // Does not run
      @Test void testDynamicParameterLimit() {
      CalciteAssert.hr()
        .query("SELECT * FROM \"hr\".\"emps\" AS a " +
               "WHERE \"deptno\" = " +
               "(SELECT MAX(\"deptno\") " +
               "FROM \"hr\".\"emps\" AS b " +
               "WHERE a.\"empid\" = b.\"empid\"" +
               ") LIMIT ?")
        .runs();
      }

      results in the following exception:

      not a literal: ?0
      java.lang.AssertionError: not a literal: ?0
          at org.apache.calcite.rex.RexLiteral.findValue(RexLiteral.java:1208)
          at org.apache.calcite.rex.RexLiteral.intValue(RexLiteral.java:1183)
          at org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:481)
          at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
          at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
          at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
          at java.base/java.lang.reflect.Method.invoke(Method.java:568)
          at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:531)
          at org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:711)
          at org.apache.calcite.sql2rel.RelDecorrelator.decorrelate(RelDecorrelator.java:306)
          at org.apache.calcite.sql2rel.RelDecorrelator.decorrelateQuery(RelDecorrelator.java:230)
          at org.apache.calcite.tools.Programs$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)

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              jiajunbernoulli Jiajun Xie
              cku Corvin Kuebler
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                Updated:
                Resolved:

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