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What are called multilevel indices?
Indices with two or more levels are known as multilevel indices.
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
i would like to ask if you will do assignment of database number of words 1500 and how much
BCNF Boyce-Codd Normal Form A relation schema R is in BCNF if it is in 3NF and accepts an additional constraint that for every FD X A, X has to be a candidate key. If a relati
Lossless-Join Decomposition Let us show an intuitive decomposition of a relation. We require a better basis for deciding decompositions since intuition may not always be r
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
a need some real life examples of database management systems three level of ANSI SPARC architecture life teacher and student ,company and employee or for NGO etc.
ER diagram on cosmetics
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
Describe the different RAID levels. Discuss the choices of the different RAID levels for different applications. Ans: There are several combinations of these approa
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