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• Ndb_api_scan_batch_count_session 

The number of batches of rows received in this client session. 1 batch is defined as 1 set of scan results from a single fragment. 

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_scan_batch_count_replica 

The number of batches of rows received by this replica. 1 batch is defined as 1 set of scan results from a single fragment. 

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” . 

• Ndb_api_scan_batch_count_slave 

<img src='content_image/661701.jpg'>

## Note 

Deprecated in NDB 8.0.23; use Ndb_api_scan_batch_count_replica instead. 

The number of batches of rows received by this replica. 1 batch is defined as 1 set of scan results from a single fragment. 

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” . 

• Ndb_api_scan_batch_count 

The number of batches of rows received by this MySQL Server (SQL node). 1 batch is defined as 1 set of scan results from a single fragment. 

Although this variable can be read using either SHOW GLOBAL STATUS  or SHOW SESSION STATUS , it is effectively global in scope. 

For more information, see Section 23.5.13, “NDB API Statistics Counters and Variables” . 

• Ndb_api_table_scan_count_session 

The number of table scans that have been started in this client session, including scans of internal tables,. 

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_table_scan_count_replica 

