In the above DDL command the foreign key entries are got by using the keyword

Related MCQs

• Which of the following is not a DDL command?
• State true or false: If a relation consists of a foreign key, then it is called a referenced relation of the foreign key dependency.
• State true or false i) A candidate key is a minimal super key. ii) A candidate key can also refer to as surrogate key.
•                  dump, writes out SQL DDL statements and SQL insert statements to a file, which can then be reexecuted to re- create the database.
• Which of the following is/are the DDL statements?
• Which of the following information does an SQL DDL not specify?
• The relation changes can be got back using                  command
• An attribute in a relation is a foreign key if the                key from one relation is used as an attribute in that relation.
• A primary key is combined with a foreign key creates
• An attribute in a relation is a foreign key if the _______ key from one relation is used as an attribute in that relation.