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In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
Explain hash file organization? Hash functions a) The distribution is uniform Hash functions assign each bucket the similar number of search -key values from the set of a
To eliminate duplicate rows (distinct operator) Example: SELECT DISTINCT DEPTNO FROM EMP;
Haw does it work one database application
10A.53 Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department. 10A.54 Code an Oracle Database trigger to allow the
Fragmentation: It is definite as partitioning of a relation into various fragments.Every fragment can be stored at a dissimilar site.
wh
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
ERD Diagram of Medical Recruitment Agency?
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