How does entity framework work?

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Which is faster dataset or datareader?

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How to add an aggregate column?

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Which is better ole db or odbc?

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Explain why edit is not possible in repeater?

0 Answers  

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When multiple users attempt to modify data at the same time Ex user 1 is updating record at same time user2 deleted record sucessfully.now user1 has press update button . how to handle concurrency

4 Answers   Digital Group,

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Which property is used to check whether a DataReader is closed or opened?

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What is ado.net objects?

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What is ado code?

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What is a data control clerk?

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What is the difference between a Dataset and DataReader? Can dataReader hold data from multiple tables?

3 Answers   Fulcrum Logic, Merrill Lynch,

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how can implement dropdownlist in particular of dataset when try to update?

0 Answers   TCS,

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