What is difference between datareader and dataadapter?
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What is ado and dao?
Define the executescalar method?
Explain the advantages and disadvantages of using datalist?
What is ole in vb?
once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?
How do you find the count of records in a dataset?
Explain the difference between data reader and data adapter?
What DataReader class do in ADO.NET ?
What is ole db and odbc?
What are the ado.net objects?
What are the steps you will take to improve performance?
Give an example that shows how to execute a stored procedure in ado.net?