• Innodb_system_rows_deleted : Number of rows deleted from system schema tables. Added in MySQL 8.0.19. 

• Innodb_system_rows_inserted : Number of rows inserted into system schema tables. Added in MySQL 8.0.19. 

• Innodb_system_rows_read : Number of rows read from system schema tables. Added in MySQL 8.0.19. 

• Innodb_undo_tablespaces_active : Number of active undo tablespaces. Added in MySQL 8.0.14. 

• Innodb_undo_tablespaces_explicit : Number of user-created undo tablespaces. Added in MySQL 8.0.14. 

• Innodb_undo_tablespaces_implicit : Number of undo tablespaces created by InnoDB. Added in MySQL 8.0.14. 

• Innodb_undo_tablespaces_total : Total number of undo tablespaces. Added in MySQL 8.0.14. 

• Mysqlx_bytes_received_compressed_payload : Number of bytes received as compressed message payloads, measured before decompression. Added in MySQL 8.0.19. 

• Mysqlx_bytes_received_uncompressed_frame : Number of bytes received as compressed message payloads, measured after decompression. Added in MySQL 8.0.19. 

• Mysqlx_bytes_sent_compressed_payload : Number of bytes sent as compressed message payloads, measured after compression. Added in MySQL 8.0.19. 

• Mysqlx_bytes_sent_uncompressed_frame : Number of bytes sent as compressed message payloads, measured before compression. Added in MySQL 8.0.19. 

• Mysqlx_compression_algorithm : Compression algorithm in use for X Protocol connection for this session. Added in MySQL 8.0.20. 

• Mysqlx_compression_level : Compression level in use for X Protocol connection for this session. Added in MySQL 8.0.20. 

• Secondary_engine_execution_count : Number of queries offloaded to a secondary engine.. Added in MySQL 8.0.13. 

• activate_all_roles_on_login : Whether to activate all user roles at connect time. Added in MySQL 8.0.2. 

• admin-ssl : Enable connection encryption. Added in MySQL 8.0.21. 

• admin_address : IP address to bind to for connections on administrative interface. Added in MySQL 8.0.14. 

• admin_port : TCP/IP number to use for connections on administrative interface. Added in MySQL 8.0.14. 

• admin_ssl_ca : File that contains list of trusted SSL Certificate Authorities. Added in MySQL 8.0.21. 

• admin_ssl_capath : Directory that contains trusted SSL Certificate Authority certificate files. Added in MySQL 8.0.21. 

• admin_ssl_cert : File that contains X.509 certificate. Added in MySQL 8.0.21. 

• admin_ssl_cipher : Permissible ciphers for connection encryption. Added in MySQL 8.0.21. 

