what is Database?
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A database is an organized collection of data. it is collection of schema, tables, query , report,views and other object.
what is Schema?
A database schema is the skeleton structure
that represents the logical view of the entire database. It defines how
the data is organized and how the relations among them are associated.
It formulates all the constraints that are to be applied on the data.
Types of Database?
1)operational Database
2)End user
3)Centralized
4)Distrubted
5)Personal
6)Commercial
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