Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
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Question 711
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In an RDBMS relationships between tables are created by using
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Alternate keys
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Foreign keys
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Candidate keys
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Composite keys
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Question 711 Explanation:
● A foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table.
● In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table
● In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table
Correct Answer: B
Question 711 Explanation:
● A foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table.
● In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table
● In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table