ADO.NET Data Namespaces


The core ADO.NET Classes exist in System. Data namespace.

System. Data Namespace contains:- DataSet and DataView ADO.NET Classes.

This namespace in turn contains child namespace such as System.Data.SqlClient.

This Child Namespace is Known as Data Provider.

ADO.NET Classes Under System.Data.SqlClient

  • SqlConnection
  • SqlDataAdapter
  • SqlCommand
  • SqlParameter

In order to access these classes in current Coding page we need to use Imports Keyword,

Such as:-Imports System.Data.SqlClient


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