ref,int(11),NO,PRI,,auto_increment
logged,datetime,YES,,,
user,int(11),YES,,,
log_code,char(1),YES,,,
note,text,YES,,,
value_old,text,YES,,,
value_new,text,YES,,,
value_diff,text,YES,,,
remote_table,varchar(100),YES,,,
remote_column,varchar(100),YES,,,
remote_ref,varchar(50),YES,,,
