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Define page.
The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
sql is relationally complete-justify
Improved availability: The data in a distributed system may be replicated so that it is at more than one site. Thus, the failure of a node or a communication link does not necessar
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
properties of derirable decomposition
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational model is an ex
(a) Why did SAP introduce the extended star schema?
What are shortcomings in structured approach? Structured methodology treats data and their behaviours separately, and this makes it harder to isolate changes. If changes are re
Show, with the help of an example, that relatively high-level transitions result when system or program is stimulated by the outside events. In diagram below, we can observe i
.#question. Discuss the problem which may arise during concurrency control and recovery in distributed database which are not encountered in controlized database environment.
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