Table: Activity_Category | |||
Columns | |||
Name | Type | Constraints | Description |
activity_category_KEY | int | NOT NULL | AUTO-INCREMENT: Database assigned primary key for this table |
update__staff_KEY | int | NOT NULL | |
update_date_utc | datetime | NOT NULL | |
activity_category_id | nvarchar (11) | NOT NULL | User defined identifier (unique). |
description | nvarchar (250) | NOT NULL | User Defined description |
create_date_utc | datetime | NOT NULL | |
activity_category_id_sortable | varchar (48) | NOT NULL | A representation of the activity_category_id column that sorts in natural order, meaning that digits are sorted as numbers while non-digits are sorted alphabetically. A trigger keeps this field synchronized with the content of activity_category_id. |
long_description | nvarchar (-1) | NOT NULL |
Primary key | |||
Name | Columns | Description | |
PK_Activity_Category$activity_category_KEY | activity_category_KEY | CLUSTERED | |
Unique constraints | |||
Name | Columns | Description | |
UK_Activity_Category$activity_category_id | activity_category_id | Each id must be unique. | |
UK_Activity_Category$activity_category_id_sortable | activity_category_id_sortable | An index by the sortable ID is desired, and the algorithm ends up producing unique values. |
Incoming foreign keys | |||
Name | Columns | Referencing table | Description |
FK_Activity__Activity_Category__activity_category_KEY | activity_category_KEY | Activity |