Create instead a statement level trigger that executes the UPDATE or DELETE statement. In this way you avoid executing the statements multiple times.
Data Source
INFORMATION_SCHEMA+system catalog
SQL Query
WITH Tr AS (SELECT
n.nspname AS trigger_schema,
t.tgname AS trigger_name,
em.text AS event_manipulation,
c.relname AS trigger_table,
np.nspname AS routine_schema,
p.proname AS routine_name,
p.prosrc AS routine_definition,
(SELECT DISTINCT action_condition FROM INFORMATION_SCHEMA.triggers AS it WHERE it.trigger_schema=n.nspname AND it.event_object_table=c.relname AND it.trigger_name=t.tgname) AS action_condition,
CASE t.tgtype::integer & 1
WHEN 1 THEN 'ROW'
ELSE 'STATEMENT'
END AS action_orientation,
CASE t.tgtype::integer & 66
WHEN 2 THEN 'BEFORE'
WHEN 64 THEN 'INSTEAD OF'
ELSE 'AFTER'
END AS action_timing
FROM pg_namespace n,
pg_class c,
pg_trigger t,
pg_proc p,
pg_namespace np,
( VALUES (4,'INSERT'), (8,'DELETE'), (16,'UPDATE'), (32,'TRUNCATE')) em(num, text)
WHERE n.oid = c.relnamespace
AND c.oid = t.tgrelid
AND t.tgfoid=p.oid
AND p.pronamespace=np.oid
AND (t.tgtype::integer & em.num) <> 0
AND NOT t.tgisinternal
AND NOT pg_is_other_temp_schema(n.oid))
SELECT trigger_schema, trigger_table, action_timing, event_manipulation, action_orientation, action_condition, routine_name, regexp_replace(routine_definition,'[\r\n]',' ','g') AS routine_definition
FROM Tr
WHERE action_orientation='ROW'
AND routine_definition~* '((?
Collections
This query belongs to the following collections:
Name
Description
Find problems automatically
Queries, that results point to problems in the database. Each query in the collection produces an initial assessment. However, a human reviewer has the final say as to whether there is a problem or not .
Find problems by overview
Queries that results point to different aspects of database that might have problems. A human reviewer has to decide based on the results as to whether there are problems or not .
Categories
This query is classified under the following categories:
Name
Description
Performance
Queries of this category provide information about indexes in a database.
Triggers and rules
Queries of this category provide information about triggers and rules in a database.