For  NDB : The size of the file in bytes. This is the same value that was used in the  INITIAL_SIZE clause of the  CREATE LOGFILE GROUP ,  ALTER LOGFILE GROUP ,  CREATE TABLESPACE , or  ALTER TABLESPACE  statement used to create the file. For  InnoDB : The maximum number of bytes permitted in the file. The value is  NULL  for all data files except for predefined system tablespace data files. Maximum system tablespace file size is defined by  innodb_data_file_path . Maximum global temporary tablespace file size is defined by innodb_temp_data_file_path . A  NULL  value for a predefined system tablespace data file indicates that a file size limit was not defined explicitly. For  NDB : This value is always the same as the  INITIAL_SIZE  value. The auto-extend size of the tablespace. For  NDB ,  AUTOEXTEND_SIZE  is always  NULL . This is always  NULL . This is always  NULL . This is always  NULL . This is always  NULL . This is always  NULL . For  InnoDB : This is always  NULL . For  NDB : The version number of the file. For  InnoDB : This is always  NULL . For  NDB : One of  FIXED  or  DYNAMIC . This is always  NULL . This is always  NULL . • DATA_LENGTH • AVG_ROW_LENGTH • TABLE_ROWS • ROW_FORMAT • VERSION • TRANSACTION_COUNTER • RECOVER_TIME • LAST_ACCESS_TIME • LAST_UPDATE_TIME • CREATION_TIME • AUTOEXTEND_SIZE • MAXIMUM_SIZE 4794 The INFORMATION_SCHEMA FILES Table