Table-CONTACT_XREF
| Field | Type | Constraints | Default Description |
| XREF_ID | Bigint | NOT NULL | |
| CONTENT_ID | Bigint | NOT NULL | |
| SOURCE | Varchar(20) | NOT NULL | |
| XORDER | Smallint | DEFAULT 0 | If set to 0, only single record allowed Positive to add order to multiple records of the same type |
| XREF | Bigint | DEFAULT 0 | Link to cross reference record |
| XKEY | Varchar(32) | Move to CONTENT_XREF | |
| XKEY_EXT | Varchar(250) | Move to CONTENT_XREF | |
| DATA | Blob | ||
| START_DATE | Timestamp | DEFAULT 'NOW' | |
| LAST_UPDATE_DATE | Timestamp | DEFAULT 'NOW' | |
| ENTRY_DATE | Timestamp | DEFAULT 'NOW' | |
| END_DATE | Timestamp | ||
CONTENT_ID -> LIBERTY_CONTENT
XREF -> CONTACT
SOURCE -> CONTACT_XREF_SOURCE