CREATE TABLE dbo.CommentType(
Id int NOT NULL,
Description varchar(250),
PRIMARY KEY (Id))


ALTER TABLE CommentHistory
ADD CommentTypeId int;

Alter table CommentHistory
ADD CONSTRAINT FK_CommentHistory_CommentType FOREIGN KEY(CommentTypeId) references dbo.CommentType (Id)


INSERT dbo.CommentType
(Id, description)
VALUES
( 1,'Operations'),
( 2,'General')
