Q1: What are the potential problems when a DBMS executes multiple transactions concurrently? Question: What are the potential problems when a DBMS executes multiple transactions concurrently? Phantom problem The dirty read problem Unrepeatable read problem All of the above Answer: …
Question 1: Functional Dependencies Suppose the following functional dependencies hold on a relation V with attributes A, B, C, D, and E: A → BC CD → E Which of the following functional dependencies can be inferred from the above …
Tables and Keys in DBMS Introduction Tables and keys form the backbone of relational databases, organizing data in structured formats. Understanding these concepts is essential for mastering Database Management Systems (DBMS). Key Concepts: Relational Database: The most widely used …
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