Table: Staff_Level
Columns
Name	Type	Constraints	Description
staff_level_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
staff_level_id	nvarchar (11)	NOT NULL	User defined identifier (unique).
description	nvarchar (250)	NOT NULL	User defined description.
create_date_utc	datetime	NOT NULL
staff_level_id_sortable	varchar (48)	NOT NULL	A representation of the staff_level_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 staff_level_id.

Primary key
Name	Columns		Description
PK_Staff_Level$staff_level_KEY	staff_level_KEY		CLUSTERED
Unique constraints
Name	Columns		Description
UK_Staff_Level$staff_level_id	staff_level_id		Each id must be unique.
UK_Staff_Level$staff_level_id_sortable	staff_level_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_Accruable_Benefit_Allowance_By_Staff_Level__Staff_Level__staff_level_KEY	staff_level_KEY	Accruable_Benefit_Allowance_By_Staff_Level
FK_Staff__Staff_Level__staff_level_KEY	staff_level_KEY	Staff