Table: dbo.Contact_Phone
Columns
Name | Type | Constraints | Description
contact_phone_KEY | int (4) | NOT NULL | Database assigned primary key for this table.
contact_KEY | int (4) | NOT NULL | Key to a Contact record.
contact_phone_type_KEY | int (4) | NOT NULL | Key to a Contact Phone Type record.
phone | nvarchar (50) | NOT NULL | Phone number.
extension | nvarchar (10) | NOT NULL | Extension.

Primary key
Name | Columns | Description
PK_Contact_Phone | contact_phone_KEY |
Unique constraints
Name | Columns | Description
UK_Contact_Phone$contact_KEY$contact_phone_type_KEY | contact_KEY, contact_phone_type_KEY |

Foreign keys
Name | Columns | Referenced table | Description
FK_Contact_Phone__Contact__contact_KEY | contact_KEY | Contact (contact_KEY) |
FK_Contact_Phone__Contact_Phone_Type__contact_phone_type_KEY | contact_phone_type_KEY | Contact_Phone_Type (contact_phone_type_KEY) |