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Explain Data Sublangauges ? Data sublanguage: In relational database theory, the term sublanguage, first used for this purpose through E. F. Codd in the year of 1970, refers t
Provide Examples of different types of Time and Date formats. It's most common store dates using a dash (-) as a colon (:)and the delimiter as the time delimiter. The given fo
What is Relational Algebra? Relational algebra is a Procedural query Language?
Consider the join of a relation R with relation S. If R has m tuples and S has n tuples, then the maximum size of join is: If R has m tuples and S has n tuples then maximum siz
anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me
what do you mean by consistency in rdbms?
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
In a relational model how relations are termed? In a relational model, relations are termed as tables. (The term ‘relation’ is the technical name of the ‘table’ in RDBMS)
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Define the Canonical cover Ans: A canonical cover F c for F is a set of dependencies like F logically implies all dependencies in F c , and F c logically entails all dependen
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