\set ECHO none
           Composite type "public.error_data"
     Column      | Type | Collation | Nullable | Default 
-----------------+------+-----------+----------+---------
 sqlstate        | text |           |          | 
 message         | text |           |          | 
 hint            | text |           |          | 
 detail          | text |           |          | 
 context         | text |           |          | 
 schema_name     | text |           |          | 
 table_name      | text |           |          | 
 column_name     | text |           |          | 
 constraint_name | text |           |          | 
 type_name       | text |           |          | 

                                         List of functions
 Schema | Name | Result data type |                  Argument data types                   |  Type  
--------+------+------------------+--------------------------------------------------------+--------
 public | try  | record           | code text, OUT row_count integer, OUT error error_data | normal
(1 row)

# TRANSACTION INTENTIONALLY LEFT OPEN!