What is a DataSource and its Advantages ?

A DataSource object is the representation of a data source in the Java programming language. In basic terms,

• A DataSource is a facility for storing data.
• DataSource can be referenced by JNDI.
• Data Source may point to RDBMS, file System , any DBMS etc..

What are the advantages of DataSource?

The few advantages of data source are :

• An application does not need to hardcode driver information, as it does with the DriverManager.
• The DataSource implementations can easily change the properties of data sources. For example: There is no need to modify the application code when making changes to the database details.
• The DataSource facility allows developers to implement a DataSource class to take advantage of features like connection pooling and distributed transactions.