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WOUND-WAIT
Define the terms i) Entity set ii) Relationship set Entity set: The set of all entities of the similar type is termed as an entity set. Relationship set: The set of all rela
what are the main characteristics of database
What should be declared explicitly in the corresponding ABAP/4 Statements to access internal tables without header lines & why? Work Area. This is needed as the Work Area is
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
Determine object representation As a designer, we must choose properly that when to use primitive types in representing objects and when to combine groups of related objects,
About Attribute inheritance
Question 1: (a) Planning and management of ICT projects have a very poor record in developing countries. Briefly explain five critical success factors for correct implementa
what problems are raised by the database? why is it so controversial? why is data quality an issue?
The indices are accumulated in the index files. The data is accumulated in the data files. Indices give fast access to data items. For example, a book database may be managed in th
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