- pg_get_triggerdef(oid)
Description: Obtains the definition information of a trigger.
Parameter: OID of the trigger to be queried
Return type: text
Example:
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select pg_get_triggerdef(oid) from pg_trigger; pg_get_triggerdef ---------------------------------------------------------------------------------------------------------------------- CREATE TRIGGER insert_trigger BEFORE INSERT ON test_trigger_src_tbl FOR EACH ROW EXECUTE PROCEDURE tri_insert_func() (1 row)
- pg_get_triggerdef(oid, boolean)
Description: Obtains the definition information of a trigger.
Parameter: OID of the trigger to be queried and whether it is displayed in pretty mode
Return type: text
The Boolean parameters take effect only when the WHEN condition is specified during trigger creation.
Example:
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select pg_get_triggerdef(oid,true)from pg_trigger; pg_get_triggerdef ---------------------------------------------------------------------------------------------------------------------- CREATE TRIGGER insert_trigger BEFORE INSERT ON test_trigger_src_tbl FOR EACH ROW EXECUTE PROCEDURE tri_insert_func() (1 row) select pg_get_triggerdef(oid,false)from pg_trigger; pg_get_triggerdef ---------------------------------------------------------------------------------------------------------------------- CREATE TRIGGER insert_trigger BEFORE INSERT ON test_trigger_src_tbl FOR EACH ROW EXECUTE PROCEDURE tri_insert_func() (1 row)