| Table: dbo.Known_Application_Extension | |||
| This table contains the known application extensions (i.e. excel has xls and xlsx, word as doc and docx, etc...). | |||
| Columns | |||
| Name | Type | Constraints | Description |
| known_application_extension_KEY | int (4) | NOT NULL | Primary key. This points to the application extension. |
| known_application_type_KEY | int (4) | NOT NULL | Foreign key to the Known_Application_Type table. This points to the application for this extension. |
| description | nvarchar (512) | NOT NULL | The lowercase extension (without the period) of the application |
| Primary key | |||
| Name | Columns | Description | |
| PK_Known_Application_Extension | known_application_extension_KEY | ||
| Unique constraints | |||
| Name | Columns | Description | |
| UK_Known_Application_Extension$description | description | ||
| Foreign keys | |||
| Name | Columns | Referenced table | Description |
| FK_Known_Application_Extension__Known_Application_Type__known_application_type_KEY | known_application_type_KEY | Known_Application_Type (known_application_type_KEY) | |