DbProviderFactories.GetFactoryClasses

using System.Data.Common;

  private void Method1()

        {

            DataTable table = DbProviderFactories.GetFactoryClasses();

            dataGridView1.DataSource = table;

            dataGridView1.SelectionMode = DataGridViewSelectionMode.FullRowSelect;

            dataGridView1.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.DisplayedCells;

        }

Column ordinal	Column name	Description
0	Name	Human-readable name for the data provider.
1	Description	Human-readable description of the data provider.
2	InvariantName	Name that can be used programmatically to refer to the data provider.
3	AssemblyQualifiedName	Fully qualified name of the factory class, which contains enough information to instantiate the object.

巴特西

DbProviderFactories.GetFactoryClasses

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