C# ADO.NET data Providers Tutorial
The .Net Framework encompasses a comprehensive range of robust functionalities, among which are three prominent Data Providers carefully designed for ADO.NET. These Data Providers, namely the esteemed Microsoft SQL Server, OLEDB, and ODBC, form the core components seamlessly integrated within the .Net Framework. When crafting sophisticated C# applications, it is imperative to understand how these Data Providers adeptly administer connections to various Data Sources. By exploring the following links, you will gain profound insights into the intricacies of managing these connections directly from your C# applications.
ADO.NET Data Providers
The .Net Framework encompasses four vital Objects that bestow the extensive functionality of Data Providers within ADO.NET. These Objects, namely the Connection Object, Command Object, DataReader Object, and DataAdapter Object, play crucial roles in facilitating seamless interactions with Data Sources.
Connection Object
The Connection Object acts as a conduit, establishing a tangible and secure connection to the designated Data Source. It serves as a gateway, enabling the retrieval and manipulation of data.
Command Object
The Command Object is responsible for the execution of SQL queries or invoking stored procedures at the Data Source. Developers can easily perform basic actions such as querying, updating or deleting records in the underlying data by using this Object.
DataReader Object
The DataReader Object, characterized by its stream-based, forward-only nature, offers a lightweight and efficient means of retrieving query results from the Data Source. It serves as a read-only entity, devoid of any data modification capabilities.
DataAdapter Object
The DataAdapter Object, equipped with the capability to populate a Dataset Object, acts as a bridge between the Data Source and the application. It efficiently retrieves data from the Data Source and populates the Dataset Object, enabling seamless data manipulation and presentation within the application.
To explore the practical implementation of these Objects in C# applications, refer to the following link, which provides comprehensive guidance on effectively utilizing them in your development endeavors.
- C# ADO.NET Command
- C# ADO.NET SqlCommand - ExecuteNonQuery
- C# ADO.NET OleDbCommand - ExecuteNonQuery
- C# ADO.NET SqlCommand - ExecuteScalar
- C# ADO.NET OleDbCommand - ExecuteScalar
- C# ADO.NET SqlCommand - ExecuteReader
- C# ADO.NET OleDbCommand - ExecuteReader
- C# ADO.NET DataReader
- C# ADO.NET SqlDataReader
- C# ADO.NET OleDbDataReader
- C# Multiple Result Sets
- C# Table Schema from SqlDataReader
- C# Table Schema from OleDbDataReader
- C# ADO.NET DataAdapter
- C# ADO.NET SqlDataAdapter
- C# ADO.NET OleDbDataAdapter
- C# ExecuteReader and ExecuteNonQuery
- System.Data.SqlClient.SqlException: Login failed for user