Dataadapter and sqlcommand
SqlDataReader n SqlDataAdapter
SqlDataReader & SqlDataAdapter are two objects used to read data.
SqlDataReader & SqlDataAdapter.
These are the following two classes which are used to read data only....1) SqlDataAdapter & 2) SqlDataReader
SqlDataAdapter And Datareader
Use the SqlDataReader and OleDbDataReader classes to read data in a forward direction only
DataReader is one of the class to read only date