sys.sysreferences (Transact-SQL)
Contains mappings of the FOREIGN KEY constraint definitions to the referenced columns within the database.
Important
This SQL Server 2000 system table is included as a view for backward compatibility. We recommend that you use the current SQL Server system views instead. To find the equivalent system view or views, see Mapping SQL Server 2000 System Tables to SQL Server 2005 System Views. This feature will be removed in a future version of Microsoft SQL Server. Avoid using this feature in new development work, and plan to modify applications that currently use this feature.
Column name |
Data type |
Description |
---|---|---|
constid |
int |
ID of the FOREIGN KEY constraint. |
fkeyid |
int |
ID of the referencing table. |
rkeyid |
int |
ID of the referenced table. |
rkeyindid |
smallint |
Index ID of the unique index on the referenced table covering the referenced key-columns. |
keycnt |
smallint |
Number of columns in the key. |
forkeys |
varbinary(32) |
Identified for informational purposes only. Not supported. Future compatibility is not guaranteed. |
refkeys |
varbinary(32) |
Identified for informational purposes only. Not supported. Future compatibility is not guaranteed. |
fkeydbid |
smallint |
Reserved. |
rkeydbid |
smallint |
Reserved. |
fkey1 |
smallint |
Column ID of the referencing column. |
fkey2 |
smallint |
Column ID of the referencing column. |
fkey3 |
smallint |
Column ID of the referencing column. |
fkey4 |
smallint |
Column ID of the referencing column. |
fkey5 |
smallint |
Column ID of the referencing column. |
fkey6 |
smallint |
Column ID of the referencing column. |
fkey7 |
smallint |
Column ID of the referencing column. |
fkey8 |
smallint |
Column ID of the referencing column. |
fkey9 |
smallint |
Column ID of the referencing column. |
fkey10 |
smallint |
Column ID of the referencing column. |
fkey11 |
smallint |
Column ID of the referencing column. |
fkey12 |
smallint |
Column ID of the referencing column. |
fkey13 |
smallint |
Column ID of the referencing column. |
fkey14 |
smallint |
Column ID of the referencing column. |
fkey15 |
smallint |
Column ID of the referencing column. |
fkey16 |
smallint |
Column ID of the referencing column. |
rkey1 |
smallint |
Column ID of the referenced column. |
rkey2 |
smallint |
Column ID of the referenced column. |
rkey3 |
smallint |
Column ID of the referenced column. |
rkey4 |
smallint |
Column ID of the referenced column. |
rkey5 |
smallint |
Column ID of the referenced column. |
rkey6 |
smallint |
Column ID of the referenced column. |
rkey7 |
smallint |
Column ID of the referenced column. |
rkey8 |
smallint |
Column ID of the referenced column. |
rkey9 |
smallint |
Column ID of the referenced column. |
rkey10 |
smallint |
Column ID of the referenced column. |
rkey11 |
smallint |
Column ID of the referenced column. |
rkey12 |
smallint |
Column ID of the referenced column. |
rkey13 |
smallint |
Column ID of the referenced column. |
rkey14 |
smallint |
Column ID of the referenced column. |
rkey15 |
smallint |
Column ID of the referenced column. |
rkey16 |
smallint |
Column ID of the referenced column. |