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Process-oriented decompositions
Process-oriented decompositions divide complex process, task or function into simpler sub processes until they get simple enough to be deal with. The solutions of these sub functions, then, require to be executed in certain parallel or sequential orders, in order to obtain a solution to complex process.
Determine Which is not a consequence of concurrent operations? Ans: Update anomaly.
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
List and explain the memory constructs of the Oracle 12c databases?
Increases efficiency : Data is stored close to most often used site, therefore retrieval would be faster. Also, data that is not required by local applications is not stored, there
write a database program for concurrency transaction in a bank
UNION If R1 and R2 are two union compatible relations then R3 = R1 ∪ R2 is the relation having tuples that are either in R1 or in R2 or in both. In case, R3 will have tuples
What are the categories of SQL command? SQL commands are separated in to the following categories: 1. Data - Definitition Language 2. Data Manipulation language 3. Dat
Entities Let us first be aware of the question: What are entities? An entity is an object of concern used to show the things in the actual world, e.g., table, car, bo
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
What is SQL Server Agent? SQL Server agent plays a significant role in the day-to-day tasks of a database administrator (DBA). It is often overlooked as one of the major tools
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