Table: Alert_Level
Tags: read-only Content: 1 Critical 2 Warning 3 Alert 4 Information
Columns
Name	Type	Constraints	Description
alert_level_KEY	int	NOT NULL	1=Critical 2=Warning 3=Alert 4=Information
description	nvarchar (20)	NOT NULL	Name of alert level.

Primary key
Name	Columns		Description
PK_Alert_Level$alert_level_KEY	alert_level_KEY		CLUSTERED
Unique constraints
Name	Columns		Description
UK_Alert_Level__description	description		Each description must be unique.

Incoming foreign keys
Name	Columns	Referencing table	Description
FK_Monitored_Event__Alert_Level__alert_level_KEY	alert_level_KEY	Monitored_Event	on delete cascade;
FK_Recorded_Event__Alert_Level__alert_level_KEY	alert_level_KEY	Recorded_Event	on delete cascade;