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What are composite attributes? Composite attributes can be separated in to sub parts.
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
An orchestra database consists of the following relations: CONDUCTS (conductor, composition) REQUIRES (composition, Instrument) PLAYS (Player, Instrument) Give the relational
Data Mining 1. What is data mining? Write Data Mining applications. 2. Explain OLAP? Write the benefits of OLAP. 3. What are the key features of a Data Warehouse? 4. W
Can we delete data element, which is being used by table fields. No we cant delete data element.
write a database program for concurrency transaction in a bank
What is Explicit update In explicit update, each derived attribute is defined with respect to one, or more fundamental base object(s). The object designer determines that de
Explain degree of relation? Degree of a Relation - The degree or arity of a relation is the number of attributes n of its relation schema.
Consider the two relations given below Given that A is the primary key of R, D is the primary key of S and there is a referential integrity among S.A and R.A, discuss all
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
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