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What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
List the types of authorization. A) Read authorization B) Write authorization C) Update authorization D) Drop authorization
Cardinality shows the number of instances of an entity associated with another entity participating in a relationship. Depend on the cardinality binary relationship can be further
Recovery Techniques: After Reading the types of failures and database errors, let us talk about how to recover from the failures. Recovery can be complete using/restoring the previ
How to define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a
Dependency Preservation It is obvious that the decomposition must be lossless so that we do not lose any information from the relation that is decomposed. Dependency preservati
Which is the properties of entities? Attributes is the properties of entities.
what is 3nf
difference between internal schema and external schema in DBMS
What sorts of tables one can se in designing the hierarchy of a LDB? Tables, which are having Foreign Key relations.
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