SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier 03741_data
   Function equals (children 1)
    ExpressionList (children 2)
     Function substr (children 1)
      ExpressionList (children 3)
       Identifier _path
       Literal UInt64_1
       Literal UInt64_23
     Literal \'test/03741_data/nested/\'
