Answer Posted / kalirajan

ADO.NET Obj:

SqlConnection
SQlcommand
SqlDataReader
SqlDataAdapter
Dataset


Retrieving Data:

SqlConnection con = new SqlConnection("");
con.Open();
SqlCommand cmd = new SqlCommand("select * from Tbl", con);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataSet ds = new DataSet();
da.Fill(ds);
GridView1.DataSource = ds;
GridView1.DataBind();

How can you add or remove rows from the datatable object of dataset?

964

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Describe briefly an ADO.NET Dataset ?

1003

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What are the advantage of ado.net?

932

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Which method in OLEDBAdapter is used to populate dataset with records?

959

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What are the connected and disconnected modes in ado.net?

855

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What is ado control?

906

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How we can provide data to ado.net?

977

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What is ado.net explain with diagram?

917

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What is the difference between oledb sql server and oledbdotnet provider?

953

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How to copy the contents from one table to another table and how to delete the source table in ado.net?

957

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What is a datareader object?

1045

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What is difference between ado and other data object?

861

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What are the difference between readonly vs. Const?

940

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What is sqldatareader in ado.net?

872

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What is ado rdo dao in visual basic?

1100

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