The lyrDAODefinitions table contains the patterns that ListManager uses to match SMTP responses during delivery
| 
                     Field Name  | 
                
                     Description  | 
                
                     Version Added  | 
            
| Area | 0 = INCOMING, 1 = SMTP send (smallint, NULL) | 10.0 | 
| PatternType | 0 = STRING, 1 = ROOTED_STRING, 2 = REGEXP (smallint, NULL) | 10.0 | 
| SMTPResponseCode | The 3 digit smtp response code the pattern applies to (int, NULL) | 10.0 | 
| ClassificationCode | The CompletionStatusID code assigned to SMTP responses matching this pattern (int, NULL) | 10.0 | 
| Pattern | The pattern that is matched against the SMTP response text (varchar(255), NULL) | 10.0 |