NDB Cluster Configuration Files OFF Default Value Forces  NDB  to use a count of records during  SELECT COUNT(*)  query planning to speed up this type of query. The default value is  OFF , which allows for faster queries overall. You can disable  NDB  transaction support by setting this variable’s values to  OFF  (not recommended). The default is  ON . NDB  engine version, as a composite integer. NDB  engine version in  ndb- x.y.z  format. Command-Line Format --ndb-use-transactions[={OFF|ON}] System Variable ndb_use_transactions Scope Global, Session Dynamic Yes SET_VAR  Hint Applies No Type Boolean Default Value ON System Variable ndb_version Scope Global Dynamic No SET_VAR  Hint Applies No Type String Default Value System Variable ndb_version_string Scope Global Dynamic No SET_VAR  Hint Applies No Type String Default Value Command-Line Format --server-id-bits=# System Variable server_id_bits Scope Global Dynamic No SET_VAR  Hint Applies No 4193 • server_id_bits • ndb_version_string • ndb_version • ndb_use_transactions