MySQL 9.3 Reference Manual Including MySQL NDB Cluster 9.3
Returns YES
or NO
to
indicate whether a given Performance Schema instrument is
timed by default.
mysql>SELECT sys.ps_is_instrument_default_timed('memory/innodb/row_log_buf');
+-----------------------------------------------------------------+ | sys.ps_is_instrument_default_timed('memory/innodb/row_log_buf') | +-----------------------------------------------------------------+ | NO | +-----------------------------------------------------------------+ mysql>SELECT sys.ps_is_instrument_default_timed('statement/sql/alter_user');
+----------------------------------------------------------------+ | sys.ps_is_instrument_default_timed('statement/sql/alter_user') | +----------------------------------------------------------------+ | YES | +----------------------------------------------------------------+