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Example: //REVOKE ALL ON EMP FROM MCA12;
(All permissions will be cancelled)
You can also cancel only some of the permissions.
Drop: A user-id can be deleted by using drop command.
Example:
DROP USER MCA12;
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
Task Partitioning, Sequencing and Project Planning The tasks required for the service might be broadly partitioned into: 0. Set up database tables and account file
#questiononsider the following relation: CAR_SALE =(CAR_ID,oPTION_TYPE, Option_listpreice, Sale_date, Option_discountedprice)..
Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
construct an er diagram for a hospital with a set of patients and a set of medical doctors. associate with each patient a log of various test and examination conducted.convert er d
Implementing software control To implement software control designer must redesign strategy of state event model which is present in dynamic model. There are three basic ap
Example: RELATIONAL SCHEMA for PERSON: PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String) RELATION INSTANCE In this instance, m = 3 and n = 4
i am required to come up with entities relationships, optionality and cardinality from a scenario. there is a night club and bookings for a musician band
Let consider the given partial relation EMP. Let us make some sub-queries for them EMPNO ENAME JOB SAL DEPTNO 7566
Need an expert in ER database theoretical and modeling database system Project Description: Need an expert in ER database theoretical and modeling database systems? Skills
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