public Boolean isIncrementable(String jobName) {
		return jdbcTemplate.queryForObject(JOB_INCREMENTABLE, Boolean.class, jobName);
	}
@param jobName the job name
@return Boolean flag to specify if the job parameter can be incremented for the given job name.
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/plugins/job/DistributedJobLocator.java