NDB Cluster Configuration Files Amount of data (in bytes) sent to the data nodes in this client session. Although this variable can be read using either  SHOW GLOBAL STATUS  or  SHOW SESSION STATUS , it relates to the current session only, and is not affected by any other clients of this  mysqld . For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . • Ndb_api_bytes_sent_count_replica • Ndb_api_bytes_sent_count_session • Ndb_api_bytes_sent_count_slave • Ndb_api_bytes_sent_count • Ndb_api_bytes_received_count_session 4199 For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . Although this variable can be read using either  SHOW GLOBAL STATUS  or  SHOW SESSION STATUS , it relates to the current session only, and is not affected by any other clients of this  mysqld . Amount of data (in bytes) received from the data nodes in this client session. For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . Although this variable can be read using either  SHOW GLOBAL STATUS  or  SHOW SESSION STATUS , it is effectively global in scope. Amount of data (in bytes) sent to the data nodes by this MySQL Server (SQL node). For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . Although this variable can be read using either  SHOW GLOBAL STATUS  or  SHOW SESSION STATUS , it is effectively global in scope. If this MySQL server does not act as a replica, or does not use NDB tables, this value is always 0. Amount of data (in bytes) sent to the data nodes by this replica. Deprecated in NDB 8.0.23; use  Ndb_api_bytes_sent_count_replica instead. Amount of data (in bytes) sent to the data nodes by this replica. Although this variable can be read using either  SHOW GLOBAL STATUS  or  SHOW SESSION STATUS , it is effectively global in scope. If this MySQL server does not act as a replica, or does not use NDB tables, this value is always 0. For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . Note