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Attribute Preservation This is a easy and obvious necessity that includes preserving all the attributes that were there in the relation that is being decomposed.
What is Relational calculus? Relational calculus is a Non- Procedural language.
i am not clear with the climetic condition of the north indian plain. can u plz explain it for me
Explain the concept of a data model ? Data Model - Model is an abstraction procedure which hides irrelevant details although highlighting details relevant to the application
Function requirement as given: 1> manage fans and likes and followings those information from facebook. twitter. google+ and linkedin etc 2> Organize the clients from email m
What is an Operand? The data on which the operation is to be performed is known as an Operand
Load sample data into the database tables design and test queries to return the following information • All rows and columns for employees • All rows and columns for customers •
triggering
Use Delegation to Share Implementation The delegation " Delegation comprises of catching an operation on one object and sending it to other object which is part, or related to
#quCreate a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd
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