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Which of the following statements is a disadvantage of relational data model?
Select one:
a. Data entities are dependa

By Anna

Which of the following statements is a disadvantage of relational data model?
Select one:
a. Data entities are dependant to each other in a relational database and can not be separated.
b. It does not support many-to-many relationship.
c. Having a large number of tables increases the Guery processing time.
O d. Operations like joins are not allowed in relational databases.

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1 thought on “Which of the following statements is a disadvantage of relational data model?<br /> Select one:<br /> a. Data entities are dependa”

  1. Answer:

    no. d , operations like joins are not allowed in relational databases .

    Explanation:

    because only relational data and model , so the ans. will be operations like joins are not allowed in relational databases .

    Reply

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