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Answer Posted / dilip singh
A Dataset is a in memory representation of a collection of
Database objects including tables of a relational database
scheme. The dataset contains a collection of Tables,
Relations, constraints etc.,
It can be used for manipulating the data remotely and
finally updating the database with the modified data. This
way it enables disconnected means of working with data. This
improves performance
in terms of reducing the number of times a database is
accessed for data manipulations.
The dataset contains all the objects as a Collection of
objects. For example it contains the Database Tables as
DataTable objects. The data from the database is filled into
the dataset by using the DataAdapter.
All the related classes like DataSet, DataAdapter,
DataTable, DataRow etc are available inside the System.Data
namespace. This namespace can be used as follows:
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