Contains information that defines valid values that are stored in a column or data type. June 3, 2022June 3, 2022 administrator Default Share this:FacebookXLike this:Like Loading...Related Posts:Is a special type of stored procedure that is…The relational model is based on the concept that…What operator tests column for the absence of data?Contains data assisting day to day activities of the…Contains reference data such as descriptive…Contains transactional data or facts of a business…