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Define an operator that a Relational Algebra does not have
Ans: Relational Algebra does not have Aggregation operators.
Define the terms i) Entity set ii) Relationship set Entity set: The set of all entities of the similar type is termed as an entity set. Relationship set: The set of all rela
What are the advantages of using a DBMS? The benefits of using a DBMS are a) Controlling redundancy b) Restricting unauthorized access c) Giving multiple user interfac
Explain the two types of participation constraint. 1. Total: The participation of an entity set E in a relationship set R is said to be total if each entity in E participates i
What are the difference between clustered and a non-clustered index? A clustered index is a special type of index that reorders the way records in the table are physically stor
Which data type can store unstructured data? Raw data type can store unstructured data.
Explain the main advantages of DBMS over File Oriented System ?
write a short note on participation role? Participation role: roles are indicating in E-R diagram by labelling the lines that connect diamonds to rectangles.
What are the function of DBA?
what is stracture of dabms
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
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