What is execute scalar in ado.net?
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Difference between OLEDB Provider and SqlClient ?
If a table contains 20000 records . In a page at each time 100 records to be displayed. What are the steps u will take to improve performance? will you use dataset or datareader?
what are the two key events for the sql connection class? explain the differnce between the two.
What are the data providers in ADO.NET framework?
What happens when u try to update data in a dataset in .NET while the record is already deleted in SQL SERVER as backend?
Using Ado.net, what front ends and back ends can you use?
Data reader read and forward only, how is it possible to get 2 tables of data at a time?
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What is difference between sqldatareader and sqldataadapter?
Which is faster dataset or datareader?
What is difference between entity framework and ado.net?