+------------------------+
             | summary                |
             +------------------------+
             | Disabled 1 instruments |
             +------------------------+
             1 row in set (0.00 sec)
             To disable all instruments:
             mysql> CALL sys.ps_setup_disable_instrument('');
             +--------------------------+
             | summary                  |
             +--------------------------+
             | Disabled 547 instruments |
             +--------------------------+
             1 row in set (0.01 sec)
            BEGIN
    UPDATE performance_schema.setup_instruments
       SET enabled = 'NO', timed = 'NO'
     WHERE name LIKE CONCAT('%', in_pattern, '%');
    SELECT CONCAT('Disabled ', @rows := ROW_COUNT(), ' instrument', IF(@rows != 1, 's', '')) AS summary;
END