object(mysqli)#1 (19) { ["affected_rows"]=> int(0) ["client_info"]=> string(79) "mysqlnd 5.0.12-dev - 20150407 - $Id: b5c5906d452ec590732a93b051f3827e02749b83 $" ["client_version"]=> int(50012) ["connect_errno"]=> int(0) ["connect_error"]=> NULL ["errno"]=> int(0) ["error"]=> string(0) "" ["error_list"]=> array(0) { } ["field_count"]=> int(0) ["host_info"]=> string(25) "Localhost via UNIX socket" ["info"]=> NULL ["insert_id"]=> int(0) ["server_info"]=> string(23) "5.7.22-0ubuntu0.16.04.1" ["server_version"]=> int(50722) ["stat"]=> string(142) "Uptime: 427792 Threads: 1 Questions: 578128 Slow queries: 0 Opens: 37962 Flush tables: 1 Open tables: 416 Queries per second avg: 1.351" ["sqlstate"]=> string(5) "00000" ["protocol_version"]=> int(10) ["thread_id"]=> int(33543) ["warning_count"]=> int(0) }