anchor.diff:  
   |2
   |`log_bin`
  -| The value of `log-bin` is the base name of the sequence of binlog files.
  +| The value of `log_bin` is the base name of the sequence of binlog files.
   
   |3
   |`binlog_format`
  
positive.code: [source,SQL]
  ----
  mysql> SELECT variable_value as "BINARY LOGGING STATUS (log-bin) ::"
  FROM information_schema_global_variables WHERE variable_name='log-bin';
  ----
  
  [start=2]
  
negative.code: [source,SQL]
  ----
  mysql> SELECT variable_value as "BINARY LOGGING STATUS (log-bin) ::"
  FROM information_schema.global_variables WHERE variable_name='log_bin';
  ----
  
  
  