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Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
i am required to come up with entities relationships, optionality and cardinality from a scenario. there is a night club and bookings for a musician band
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
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explain equi-join using illustration
List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view. Ans: The two restrictions are: 1. If a view
Explain data dictonary on oracle ? Data Dictionary - Data dictionaries are the system tables in which contain descriptions of the database objects and how they are structured.
what should be included in this???
Instructions: Follow the instructions below for completing this project: 1. Creating the Database: · Use the physical table descriptions given below to define and create each t
need requirement analysis for database management of stock market
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