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Question:
(a) What are the challenges in the development of Large Scale Distributed Real Systems?
(b) What is backward engineering and forward engineering in a design package? Give one disadvantage of backward engineering.
(c) Describe in what two situations data replication may be applied.
(d) What is the implication of data replication?
(e) Will data replication be used in a large scale system?
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Redo Logs: Any database must have minimum two redo logs. These are the rules for the database; the redo logs record all modifies to the system objects or user objects. If any type
What are the drawbacks of File Oriented System in details?
Using Column aliases Example: To print column names as NAME and ANNUAL SALARY SELECT ENAME "NAME", SAL*12 "ANNUAL SALARY" FROM EMP;
A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, c
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write a database program for concurrency transaction in a bank
a method named WonGame that checks each letter in the word is matched by its label
CREATE TABLE prodtrans ( pno number (4) ptype char (1) CHECK (ptype in ('I','R','S')), qty number (5) FOREIGN KEY pno REFERENCES product (pno) ON DELETE CASCADE);
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