Please explain: Give an example of a table definition (CREATE TABLE statement) that includes a user level constraint. Are they supported by all databases?
Please explain: Give an example of a table definition (CREATE TABLE statement) that includes a user level constraint. Are they supported by all databases?
Chapter4: Constraints
Section: Chapter Questions
Problem 6RQ: How is adding a NOT NULL constraint to an existing table different from adding other types of...
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Please explain:
Give an example of a table definition (CREATE TABLE statement) that includes a user level constraint. Are they supported by all
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