What is DataSource in spring?

A DataSource is a factory for connections to the physical databases. It is an alternative to the DriverManager facility. A datasource uses a URL along with username/password credentials to establish the database connection. In Java, a datasource implements the javax. sql.

How does spring Boot create DataSource?

Spring Boot provides a very good support to create a DataSource for Database. We need not write any extra code to create a DataSource in Spring Boot. Just adding the dependencies and doing the configuration details is enough to create a DataSource and connect the Database.

How do I configure secondary DataSource in spring boot?

Multiple Data Sources with Spring Boot

1. Maven Setup. To set up our Spring Boot project, we need to add spring-boot-starter-data-jpa dependency to the pom.
2. DataSource Configurations.
3. JPA Entities.
4. Package Structure.
5. JPA Repositories.
6. Spring Configuration Classes.
7. Testing.

Can we configure multiple datasource in Spring boot?

Multiple Databases in Spring Boot Spring Boot can simplify the configuration above. Now we have defined the data source properties inside persistence-multiple-db-boot. properties according to the Boot autoconfiguration convention.

What is the use of DataSource?

The purpose of a data source is to gather all of the technical information needed to access the data – the driver name, network address, network software, and so on – into a single place and hide it from the user.

What is data source type?

There are three types of data sources: relational. multidimensional (OLAP) dimensionally modeled relational.

What does data source contain?

The data source definition must contain information about the database and the server in which it is located. Different database management systems identify the databases in different ways.