Database Management System DBMS

ADO.Net, the database technology of the .Net platform that supports Visual Basic 2005 (and other several important languages, provides several special objects for connecting and moving data to and from databases across the Internet.

Data connection object Data connection object is needed to link a data source (e.g., a Microsoft Access database) to data adapter.

The ADO The ADO ((Active Data ObjectsActive Data Objects)) Data Data Control Control ((ADODCADODC) ) is a new method added in Visual Basic 6.0. It allows a programmer to put controls, such as labels, text boxes, list boxes and other display controls, on a form and connect them to the Data Control, which then connects to a database. 

ADO.Net provides multiple data connection objects including the OLEDbConnection (Object Linking and Embedding) object for working with Microsoft Access.

DATABASEIt is a collection of information related to a particular subject or purpose. It can be manually or electronically.

It is a collection of data that is organized in such a manner that it can be assessed, manage, and updated.

TWO KINDS OF TWO KINDS OF DATABASE:DATABASE:

Traditional or manual database Traditional or manual database – created by hand.

Electronic database Electronic database –one that is created in computer.

DBMSsDBMSs is a set of computer programs that enables user to create and manage small systems for PCs to huge ones that run on mainframe computers.

Electronic database can be either flat file or relational.

A flat-file database is a collection of data stored in a single table (in rows and columns), which is not related to other tables.

A relational database is a set of tables containing data that can be easily accessed and reassembled without having to organize the tables.