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SET concept is used in which type of modelling? SET concept is used in Network Model.
Implementation and SQL Applications
What are the purpose for having variable length records? What kinds of separator characters are required for each? Variable-Length Records - Variable-length records are thos
What do you understand by ACID? - ACID (Atomicity Consistency Isolation Durability) is a quality sought after in a reliable database. Here's the relevance of each quality:
What is Identity? Identity (or AutoNumber) is a column that automatically produces numeric values. A start and increment value can be set, but most DBA leave these at 1. A GUID
Determine the Other System Design Issue How to realise subsystems; through hardware or software? How is object model mapped on chosen hardware software? Mapping
want a idea for final year project
A distributed transaction consists of subtransactions that execute at different sites and access local DBMSs at those sites. For example, a distributed transaction that transfers m
Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department.
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
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