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In the architecture of a database system which external level used? In the architecture of a database system view external level used.
Describe the various types of Online Analytical Processing (OLAP) tools and briefly discuss how the support common analytical operations.
design a generalization specialization hierarchy for a motor vehicle sales company. the company sells motorcycles, passenger cars, vens and buses.
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
Security: Data not needed by local applications is not stored at the site, therefore no unnecessary security violations may exist. But how can we carry out fragmentation? Fragm
Question: Describe briefly the three parts of the Relational Model. (a) The term integrity refers to the accuracy or correctness of the data in the database. Define the fol
Domain Constraints Domain constraints are primarily formed for defining the logically correct values for an attribute of a relation. The relation allows attributes of a relatio
Determine the rule that a value of a foreign key should appear as a value of some particular table is called a Ans: Referential constraint. The rule that a value of a fo
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