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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 but may not get any new locks.
How can you terminate the MySQL Server? Typing the following in Command prompt will shut down the server completely as root user % mysqladmin -u root -p shutdown
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
Benefits of Hashed file Organisation 1. Insertion or search on hash-key is quick. 2. Best if equality search is required on hash-key. Drawbacks of Hashed file
3 assignments combined in 1
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
Why is need for the multiple access paths?
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
Define According to the levels of abstraction, the schema at the intermediate level is called Ans: As per to the levels of abstraction, the schema at the intermediate level is
When are two schedules said to be view equivalent? Ans: Two schedules that is denoted as S and S' are said to be view equivalent if the subsequent three conditions are met
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