![]() ![]() Note: The DataSource shouldĪlways be configured as a bean in the application context, in the first case With a DataSource reference, or get prepared in an application contextĪnd given to services as bean reference. RowMapper for two popular alternative callback interfaces.Ĭan be used within a service implementation via direct instantiation The ResultSetExtractor interface extracts Interface creates a prepared statement given a Connection, providing SQL andĪny necessary parameters. Them to the generic, more informative exception hierarchy defined in theĬode using this class need only implement callback interfaces, giving Iteration over ResultSets and catching JDBC exceptions and translating This class executes SQL queries or updates, initiating It executes core JDBC workflow, leaving application code to provide SQLĪnd extract results. It simplifies the use of JDBC and helps to avoid common errors. This is the central class in the JDBC core package.
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