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Explain the use of DataAdapter.

-DataAdapter provides the bridge to connect command objects to a dataset object.

-It populates the table in the dataset from the data store and also pushes the changes in the dataset back into the data store.

Methods of DataAdapter:

Fill - Populates the dataset object with data from the data source
FillSchema - Extracts the schema for a table from the data source
Update - It is use to update the data source with the changes made to the content of the dataset