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What is transaction?
Collections of operations that form a single logical unit of work are known as transactions.
Explain TPS concurreny executions stating their advantages in online business advancement
What are the three classes of SQL expression? SQL expression consists of three clauses: Select From Where
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Increased overheads on update : On the drawbacks side, it will need the system to ensure that all replicas of a relation are consistent. This shows that all the replicas of the rel
Identify the need and use of data control through problem solving, illustration
Write short notes on relational constraints? Relational Constraints are: 1. NOT NULL 2. Unique 3. Primary key 4. Foreign key 5. Table check
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
What are the functions of an accumulator? The accumulator is the register associated with the ALU operations and sometimes I/O operations. It is an integral part of ALU. It hol
What is recursive closure? Why is it not possible to describe this operation in relational algebra? Recursive closure is applied to recursive relationship. An instance of rec
Modify a sequence: ALTER SEQUENCE SEQSS INCREMENT 2 MAXVALUE 3000; Removing a sequence: DROP SEQUENCE SEQSS;
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