Database Systems Exam MCQs – Practice Test 20 (Chapter 21)
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Study SQL Concepts and Queries Notes Questions and Answers PDF for distributed database systems. Download the SQL Concepts and Queries Quiz Answers PDF e-Book, Ch. 21-20 to learn Database Systems Course. Solve Database Transactions MCQs, SQL Concepts and Queries MCQs questions and answers PDF for distributed database systems. Free SQL Concepts and Queries Notes App: Download the Database Systems Study App to learn integrity constraints, database views career test to improve professional growth.
Download the SQL Concepts and Queries Study App: Integrity constraints can also be added to an existing relation by using the command; MCQ with answers: change table, modify table, define table, and alter table. Practice Basic Structure of SQL Queries Quiz Questions, download Kobo e-Book (Free Chapter) for distributed database systems.
MCQ 96: The database state is restored to what it was before the first statement of the transaction was executed, in the:
MCQ 97: Integrity constraints can also be added to an existing relation by using the command:
MCQ 98: Updates are similarly rejected if the new value does not satisfy the clause's conditions of:
MCQ 99: The updates performed by the transaction become permanent in the database, by using:
MCQ 100: Domain constraints and referential-integrity constraints are special forms of:
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