Data Access using JDBC in Spring Framework

JDBC support provided by Spring is consist of four different packages core, datasource, object and support.

The org.springframework.jdbc.core package contains the JdbcTemplate class and its various callback interfaces, plus a variety of related classes.

The org.springframework.jdbc.datasource package contains a utility class for easy DataSource access, and various simple DataSource implementations. The utility class provides static methods to obtain connections from JNDI and to close connections if necessary. It has support for thread-bound connections, e.g. for use with DataSourceTransactionManager.

the org.springframework.jdbc.object package contains classes that represent RDBMS queries,updates, and stored procedures as thread safe, reusable objects.

the org.springframework.jdbc.support package is where you find the SQLException translation functionality and some utility classes.