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What are the two main goals of parallelism? Load -balance multiple small accesses, so that the throughput of such accesses enhances. Parallelize large accesses so that the res
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
What are the various properties of Relational tables? Relational tables have 6 properties: 1. Each row is unique. 2. Column values are of the same kind. 3. Values are
Give the general form of SQL query? Select A1, A2............., An From R1, R2..............., Rm Where P
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
examples of fields in a database
how to prepare a data dictionary for online examination system for certified courses?
.#question. Discuss the problem which may arise during concurrency control and recovery in distributed database which are not encountered in controlized database environment.
FDs in Relationships: Enrols Relationship: None as it is many to many Teaches Relationship : Course code → Instructor Instructor → Course code The next question is:
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