-- Select with extended protocol
/*dddbs='postgres.db',traceparent='00-00000000000000000000000000000001-0000000000000001-01'*/ SELECT $1, $2 \parse stmt1
\bind_named stmt1 1 2 \g
 ?column? | ?column? 
----------+----------
 1        | 2
(1 row)

SELECT trace_id, span_type, span_operation, parameters, lvl FROM peek_ordered_spans;
             trace_id             |  span_type   | span_operation | parameters | lvl 
----------------------------------+--------------+----------------+------------+-----
 00000000000000000000000000000001 | Select query | SELECT $1, $2  |            |   0
 00000000000000000000000000000001 | Select query | SELECT $1, $2  | {1,2}      |   0
 00000000000000000000000000000001 | Planner      | Planner        |            |   1
 00000000000000000000000000000001 | ExecutorRun  | ExecutorRun    |            |   1
 00000000000000000000000000000001 | Result       | Result         |            |   2
(5 rows)

WITH max_end AS (select max(span_end) from pg_tracing_peek_spans)
SELECT span_end = max_end.max from pg_tracing_peek_spans, max_end
    where span_type='Select query' AND parameters IS NOT NULL;
 ?column? 
----------
 t
(1 row)

-- Cleanup
CALL reset_settings();
CALL clean_spans();