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What are the technique to define a schema completely ? A schema is completely define by DDL and DML query language.
Determine the Three Views of Data We know that the similar thing, if viewed from dissimilar angles produces difference sights. Similarly, the database that we have formed alrea
what are the main characteristics of database
Explain briefly concurrent task by taking an example. Concurrent Task- The concurrent occurrence of more than one event is called concurrent task. Operating systems can handl
What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
Describe the GRANT function and explain, how it associates to security. What kind of privileges may be granted? How are they revoked? Ans: Since more than one user can aacce
Relational Algebra is a set of basic operations used to influence the data in relational model. These operations allow the user to specify basic retrieval request. The result of re
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
A database administrator''s responsibilities and data contents
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