SELECT pgperf._check_table_or_view('pg_database'); | |
_check_table_or_view | |
---------------------- | |
t | |
(1 row) | |
SELECT pgperf._check_table_or_view('pg_stat_activity'); | |
_check_table_or_view | |
---------------------- | |
t | |
(1 row) | |
SELECT pgperf._check_table_or_view('nosuchtableorview'); | |
_check_table_or_view | |
---------------------- | |
f | |
(1 row) | |