SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Identifier id
    Identifier arr.k1.:`Array(JSON)`.k2
    Identifier arr.k1.:`Array(JSON)`.k3
    Identifier arr.k1.:`Array(JSON)`.k4
    Identifier arr.k5.k6
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t_json_array
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier id
