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Explain I command in QBE ?
I : It is the command in QBE that is used to insert tuple (s) into the database
Where does view definition stored? A view definition is permanently stored as part of the database.
what factors might influence a company to outsource its IT infrascture.
Define what Immediate database modification technique uses? Ans: Both undo and redo.
the of super market system done in database
Develop Database academic assignment Project Description: For a provided set of instructions in a case study design Entity Relationship Diagram. - Entity Relationship Diag
Why does a DBMS query language is designed? A DBMS query language is designed to support end users who use English-like commands. support in the development of complex applicat
Q. Explain data aggregatio n and discuss different design constraints. Sol. Aggregation One limitation of the E-R model is that it cannot express relationships amon
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
1. Staff(staffID, firstName, lastName, availabilityID, experience, phone, mobile, email); 2. Availability(availabilityID, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday,
What is a state chart diagram? State diagrams (State Chart Diagram) explain all possible states that a particular object can get into, and how object's state changes as result
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