Data management with ado
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This document provides an overview of using ADO.NET for data management. It discusses the core ADO.NET classes and namespaces for connecting to databases and executing commands. These include the Connection, Command, and DataAdapter objects. It also covers populating and manipulating data with DataSet and DataTable objects in a disconnected manner from the database.
Data management with ado
- 1. DATA MANAGEMENT WITH ADO.NET
- 2. ADO.NET Introduced in ver 1.0 of .NET Used to manage data contained in a relational database.
- 3. ADO.NET 1.0 DataReader DataSet
- 4. ADO.NET 2.0 Introduced many new features
- 5. Common ADO.NET Tasks Selecting Data Inserting Data Updating Data Deleting Data
- 6. Basic ADO.NET Namespaces and Classes System.Data System.Data.Common System.Data.OleDb System.Data.Odbc System.Data.SqlClient SystemData.SqlTypes
- 7. Using Connection Object Properties of Connection ConnectionString DataSource Database State
- 8. Connection Dim conn as SqlConnection Conn=new SqlConnection(“server=localhost;uid=sa;pwd=;database=Northwind”); conn.Open()
- 9. Command Object Used to execute SQL queries
- 10. Properties of SqlCommand CommandText CommandTimeout CommandType Connection
- 11. Execute Methods of Command Object ExecuteNonQuery ExecuteReader ExecuteRow ExecuteScalar ExecuteXmlReader
- 12. DataAdapter Bridges gap b/w disconnected DataTable object and Physical data source It can execute SELECT on datasource It can execute INSERT, DELETE, UPDATE operations
- 13. DataAdapter Properties SelectCommand InsertCommand UpdateCommand DeleteCommand
- 14. Using Parameters Properties of SqlParameter ParameterName SqlDbType Size Direction SourceColumn Value
- 15. Understanding DataSet and DataTable
- 16. Using Oracle as Database with ASP.net