How to Correctly Use Parameters in C# with MySQL INSERT Statements?

C# with MySQL INSERT parameters

In this question, a user encounters errors while trying to insert data into a MySQL database using parameters in C# code. The error messages mention issues with null values and improper syntax for parameter placeholders. After attempting different methods, the user eventually finds a solution using "?" character as parameter placeholders and correctly adding values to the parameters.

One suggested solution is to use the AddWithValue method, which simplifies parameter handling by automatically converting values to the appropriate data type. Another solution involves using "?" instead of "@" as parameter placeholders in the SQL command and explicitly adding values to the parameters using the Add method. Both methods successfully resolve the errors and allow data insertion into the database.

By providing this detailed explanation, the asker not only gets the necessary assistance with their code but also gains a better understanding of the different methods available for parameter handling in C# with MySQL.

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