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Write short notes on tuple relational calculus.
The tuple relational calculation is anon procedural query language. It defines the desired information without giving a particular procedure for obtaining that information.
sql is relationally complete-justify
The Form input elements are: Reporter name text type input Password
Define functional and multivalued dependencies. Ans: A functional dependency is a assets of the semantics of the attributes in a relation. The semantics point out how at
what would go in order patient#, patient name, patien address, surgeon#, surgeon name, surgery date, surgery type, drug admin
courier company er-diagram
What type of view of total database content? Data base content Conceptual view of total database contain.
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
Define Boyce codd normal form A relation schema R is in BCNF with respect to a set F of functional dependencies if, for all functional dependencies in F + of the form.α ->β.
distributed quey processing
what is the need of a log in dbms
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