SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function equals (children 1)
     ExpressionList (children 2)
      Function murmurHash2_32 (children 1)
       ExpressionList (children 1)
        Literal \'\'
      Function bitXor (children 1)
       ExpressionList (children 2)
        Function toUInt32 (alias b) (children 1)
         ExpressionList (children 1)
          Function multiply (children 1)
           ExpressionList (children 2)
            Literal UInt64_1540483477
            Function bitXor (children 1)
             ExpressionList (children 2)
              Function toUInt32 (alias a) (children 1)
               ExpressionList (children 1)
                Function multiply (children 1)
                 ExpressionList (children 2)
                  Literal UInt64_3
                  Literal UInt64_1540483477
              Function bitShiftRight (children 1)
               ExpressionList (children 2)
                Identifier a
                Literal UInt64_13
        Function bitShiftRight (children 1)
         ExpressionList (children 2)
          Identifier b
          Literal UInt64_15