SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function maxIf (children 1)
     ExpressionList (children 2)
      Function CAST (children 1)
       ExpressionList (children 2)
        Identifier number
        Literal \'Float64\'
      Function equals (children 1)
       ExpressionList (children 2)
        Function modulo (children 1)
         ExpressionList (children 2)
          Function rand (children 1)
           ExpressionList
          Literal UInt64_2
        Literal UInt64_3
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_10
   Set