SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Function count (children 1)
     ExpressionList
    Function sum (children 1)
     ExpressionList (children 1)
      Identifier number
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function file (children 1)
       ExpressionList (children 1)
        Literal \'02841.parquet\'
   Function indexHint (children 1)
    ExpressionList (children 1)
     Function greater (children 1)
      ExpressionList (children 2)
       Identifier negative_or_null
       Literal Int64_-50
