What does CMD ExecuteNonQuery return?

What does CMD ExecuteNonQuery return?

ExecuteNonQuery() Method:ExecuteNonQuery() method is used to manipulate data in database and is used for statements without results such as CREATE, INSERT, UPDATE and DELETE commands. It does not return any data but it returns number of rows affected.

What does ExecuteNonQuery mean?

ExecuteNonQuery: Use this operation to execute any arbitrary SQL statements in SQL Server if you do not want any result set to be returned. You can use this operation to create database objects or change data in a database by executing UPDATE, INSERT, or DELETE statements.

How do I know if ExecuteNonQuery is successful C#?

5 Answers. ExecuteNonQuery() returns number of rows affected by an INSERT, UPDATE or DELETE statement. If you need to check sql exception you have to include a try catch statement in your function.

Does ExecuteNonQuery return a value?

Although the ExecuteNonQuery returns no rows, any output parameters or return values mapped to parameters are populated with data. For UPDATE, INSERT, and DELETE statements, the return value is the number of rows affected by the command. For all other types of statements, the return value is -1.

How can I tell if a stored procedure is successful C#?

C# stored procedure check if success

1. What is your CDataContext() , what is your MySproc() . Anyway, you can try executenonquery :
2. If it didn’t throw, it run succesfully.
3. Won’t you get an exception if it fails?
4. What do you want to check?
5. Look at this question.

What is the difference between ExecuteReader and ExecuteNonQuery?

ExecuteReader is used for any result set with multiple rows/columns (e.g., SELECT col1, col2 from sometable ). ExecuteNonQuery is typically used for SQL statements without results (e.g., UPDATE, INSERT, etc.).

Can we use ExecuteNonQuery select statement?

ExecuteNonQuery shouldn’t be used for SELECT statements.

How can we check data inserted in table?

If you want to know when a row is inserted, the easiest thing would be to simply add a date or timestamp field with a default value (like getDate()) that automatically fills in the date/time when the row is inserted.