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