<Realm className="org.apache.catalina.realm.JDBCRealm"
			driverName="com.microsoft.sqlserver.jdbc.SQLServerDriver"
			connectionURL="jdbc:sqlserver://155.158.112.31:1433;databaseName=tomcatAuth;user=tomcatuser;password=tomcat"
			userTable="users" userNameCol="user_name" userCredCol="user_pass"
			userRoleTable="user_roles" roleNameCol="role_name"
		/>