摘要： Now let’s take a look at the three Execute methods of the SqlCommand class: ExecuteNonQuery, ExecuteScalar, and ExecuteReader.ExecuteNonQuery is used to execute a SQL statement or stored procedu... 阅读全文

摘要： The main challenge is to understand how the code that accesses the database works. The .NET technology that permits accessing a database from C# code is called ADO.NET. ADO.NET groups all .NET classes... 阅读全文