SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function if (children 1)
     ExpressionList (children 3)
      Function equals (children 1)
       ExpressionList (children 2)
        Function materialize (children 1)
         ExpressionList (children 1)
          Literal \'abc\'
        Literal \'aws.lambda.duration\'
      Function if (children 1)
       ExpressionList (children 3)
        Function less (children 1)
         ExpressionList (children 2)
          Function toFloat64 (children 1)
           ExpressionList (children 1)
            Function materialize (children 1)
             ExpressionList (children 1)
              Literal \'x86_74\'
          Literal Float64_50
        Literal UInt64_0
        Literal UInt64_1
      Literal UInt64_0
   Set
