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What is the max. no. Of structures that can be included in a table or structure.
Nine.
The physical location of a record is determined by which mathematical formula that transforms a file key into a record location? The physical location of a record is determined
explain in details about one to one binary relationship
vertical fragmentation
What are the various symbols used to draw an E-R diagram? Explain with the help of an example how weak entity sets are represented in an E-R diagram. Various symbols used to d
Describe integrity constraints? Integrity Constraints - A database is just as excellent as the information stored in it, and a DBMS must therefore help avoid the entry of inc
what is Lossless-join decomposition
Explain the Role of a database administrator a. Defining the Schema The DBA describes the schema which consists of the structure of the data in the application. The DBA
Economics: It is now usually accepted that it costs less to make a system of smaller computers with the equivalent power of a one large computer. It is more cost-effective to get s
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
real life situations where database management system are most suitable
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