http://jira.springframework.org/browse/BATCH-340 StepDao split into StepInstanceDao and StepExecutionDao. AbstractJdbcBatchMetadataDao created to remove the duplications.
http://jira.springframework.org/browse/BATCH-340 StepDao split into StepInstanceDao and StepExecutionDao. AbstractJdbcBatchMetadataDao created to remove the duplications.