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Explain the EXEC statement in SQL
Ans: All statements which start with EXEC SQL are embedded SQL database statements. High level languages such as C can be employed to write and SQL statements may be embedded in them by using EXEC statement
Explain the Aggregation implies concurrency Concurrency actually is: This in objects can be identified by the way they change state. Present objects can change state independen
Explain the term- Query. Queries are used to repossess and show specific records in a table. They can also be used to show specific fields of specific records, which meet the co
Question: Consider the following database relations for a textbook ordering system used by a college bookshop: Book (b-copy#, bname, ISBN#, author, price, subject) Order (s#
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
What is Object Oriented model? This model is based on collection of objects. An object has values stored in instance variables with in the object. An object also having bodies
Define physical image of a global relation at a site
What is the most significant feature that does not directly map into programming language structures? Why? Association, since there are complex types of association, like as qu
please describe the data base management with the easy example &give the application?
Drawbacks of Data Distribution: The primary drawbacks of distributed database systems are the added complexity needed to ensure proper coordination between the sites. This increas
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