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Hi I have got an assignment for making an er diagram for market management software can any budy help me?
Mention the type of constraints we can specify in the CREATE command of DDL. The type of constraints that can be specified are as follows:- PRIMARY KEY, NOT NULL, UNIQUE, FOR
normal forms
explain participation constraints with examples
Explain the database Planning Project ?
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
Explain the uses of deadlock It will lead to deadlock since this is the only place where incoming acknowledgements are processed. Without this code, sender will keep timing ou
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Consider the two relations given below Given that A is the primary key of R, D is the primary key of S and there is a referential integrity among S.A and R.A, discuss all
what is Mapping Constraints? with examples
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