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what is check point in database management system
How is Oracle used in PL/SQL? Define the features of process and how they are defined? PL/SQL - PL/SQL is Oracle's procedural language (PL) superset of the Structured
Explain four causes for failures in data warehouse projects
Determine the Strong and Weak Entity Based on the method of foreign key, there might be arise a situation when we have to relate an entity having a primary key of its own and a
What do you understand by a view? What does WITH CHECK OPTION clause for a view do? - A view is a virtual table which comprises fields from one or more real tables. - It is
a set of possible data value of an attribute is called??
Drawbacks of Database systems ?
Increases efficiency : Data is stored close to most often used site, therefore retrieval would be faster. Also, data that is not required by local applications is not stored, there
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
What is an Operand? The data on which the operation is to be performed is known as an Operand
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