Social control theory. In criminology, social control theory proposes that exploiting the process of socialization and social learning builds self-control and reduces the inclination to indulge in behavior recognized as antisocial.
A simple call to the close() method will do the job. If you close the Connection object first, it will close the PreparedStatement object as well. However, you should always explicitly close the PreparedStatement object to ensure proper cleanup. For a better understanding, let us study Prepare-Example Code.
The routine returns a value as part of its definition. A routine that does not return a value as part of its definition is a procedure. A function which is part of an object is called a property and can be assigned/return a value (if you can't assign a value, it would be a method).