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What is transaction?
Collections of operations that form a single logical unit of work are known as transactions.
Need 2 projects completed in 3NF format.
Use a Set operator to create a list of academics who have written or co-written less than 5 papers and also have greater than 3 interests. List their academic number in the output.
properties of derirable decomposition
brief history,definition,current trends and future trends if any of data fragmentation
Example : Create a sequence named SEQSS that starts at 105, has a step of 1 and can take maximum value as 2000. CREATE SEQUENCE SEQSS START WITH 105 INCREMENT BY 1 MAX VA
Explain degree of relation? Degree of a Relation - The degree or arity of a relation is the number of attributes n of its relation schema.
what factors might influence a company to outsource its IT infrascture.
Question : (a) Differentiate between database integrity and database security (b) Database security involves measures to avoid loss of privacy and loss of confidentiality. D
comparison of oracle RDBMS with MySQL
What is relational model feature? A relational model feature is much more data independence than some other database models.
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