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What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
What is a database graph? The partial ordering implies that the set D may now be viewed as a directed acyclic graph, known as a database graph.
Define- relational algebra. The relational algebra is a procedural query language. It having of a set of operations that take one or two relation as input and make a new relati
Question: Using the data model express the following queries in SQL. (a) Create the Table named "Cinema" and make the cinema_code to be the primary key of the relation and
Question (a) Differentiate between the following terms: (i) Distributed Database v/s Distributed Database management System (ii) Homogeneous Distributed Database v/s Hete
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
A set of possible data values is called? A set of possible data values is called as domain.
Problem 1. Write the SQL queries using Data Manipulation Language (DML) statements. Insert values into student table with field names using insert command Display the
What is conceptual model ? A conceptual model is a independent of both hardware and software.
What is known as clustering file organization? In the clustering file organization, records of several dissimilar relations are stored in the similar file.
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