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Define tuple variable Tuple variable is a type of variable whose domain is the set of all tuples.
for the following business rules . Identify all entities, attributes, relationships, primary keys, cardinalities and constraints where appropriate 3. (9) An art museum owns a larg
Write a query that display ename annual salary and comm from emp table
Consider an information system designed for an online company which provides IT products and services. These include desktops, laptops, networking products, IT books, parts, and te
write short note on mobile database
Properties of a Transaction A transaction has four main properties. These are: Atomicity Consistency Isolation or Independence Durability or Permanen
Explain Deadlock detection and recovery Deadlock Detection - A deadlock is said to take place when there is a circular chain of transaction, every waiting for the release of a
(a) Why did SAP introduce the extended star schema?
I want to fragment existing table using java code... help me..!!
what is union compatable?
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