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List the set operations of SQL?
1) Union
2) Intersect operation
3) The except operation
Normalization :It is a process of examine the given relation schemas based on their primary key and Functional Dependencies (FDs) to achieve the properties Minimizing redun
Explain TPS concurreny executions stating their advantages in online business advancement
Research Value: 7% Due Date: 17-Sep-2018 Return Date: 11-Oct-2018 Length: 700 words Submission method options: Alternative submission method Task back to top You are required to
Define the phases of two phase locking protocol Growing phase: a transaction may get locks but not release any lock. Shrinking phase: a transaction might be release locks bu
The primary key is selected from the
How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct
Isolation or Independence : The isolation property shows that the updates of a transaction should not be visible till they are committed. Isolation assurance that the progresses of
Find a 3NF decomposition of the following relation scheme: University (Faculty, Dean, Department, Chair, Professor, Rank, Student}. The University relation satisfies the following
normal forms
what is attribute is attribute inheritance in dbms?
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