Speedup query processing, Database Management System

Speedup Query Processing:A query that includes data at various sites can be split into sub-queries. These sub- queries can be implemented in parallel by various sites. Such parallel sub-query evaluation permits faster processing of a user's query. In such type of cases in which data is replicated, queries might be sent to the least heavily loaded sites.


Posted Date: 3/12/2013 5:56:18 AM | Location : United States

Related Discussions:- Speedup query processing, Assignment Help, Ask Question on Speedup query processing, Get Answer, Expert's Help, Speedup query processing Discussions

Write discussion on Speedup query processing
Your posts are moderated
Related Questions
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


What is a foreign key, and what is it used for? A foreign key is used to establish relationships between relations in the relational model. Technically, a foreign key is a colu

What is difference between primary index and secondary index? Primary Index a) It is an ordered file whose records are of fixed length along with two fields. b) Only base

The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.

What is the archtetype/instance pattern? The archetype/instance pattern happens when one entity tracks occurrences of another entity. A common example is the relationship among

Define Query by Example QBE is a query language relies upon domain calculus and has two dimensional syntax. The queries are written in the horizontal and vertical dimensions of

Explain the ISA relationship Answer: ISA relationship - ISA notation is employed in generalization/ specialization to depict relationship among lower and higer level entity s

You will be analysing a set of financial data of your choice. It is not necessary to collect any primary data of your own, and publicly available secondary data will be sufficient

Explain the two constraints, check and foreign key in SQL along with an example for each. Give the syntax. CHECK constraint - CHECK constraint specifies an expression which