What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
12821-Oct-2022
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Aryan Kumar
30-May-2023The main difference between ExecuteScalar, ExecuteReader, and ExecuteNonQuery is the type of result they return.
Here is a table that summarizes the differences between the three methods:
Which method you choose will depend on your specific needs. If you only need a single value from the database, use ExecuteScalar. If you need to process multiple rows of data from the database, use ExecuteReader. And if you are performing an action that does not return any data, use ExecuteNonQuery.