transformation load meaning in English

变换负载
变换荷载
变换载荷

Having stated how information management enables soa , as well as the challenges and benefits of using soa to reengineer information management , let s examine services offered by information management , such as extract transformation load , federation , modeling , search , and analytics
前面不仅陈述了使用soa来重新设计信息管理的挑战和益处，而且也陈述了信息管理如何启用soa ，让我们先来检查信息管理所提供的服务，例如extract transformation load （ etl ）、联盟、建模、搜索和分析。
First , the process of data cleaning tool : etl ( extraction transformation loading ) is unidirectional and can n ' t trace the cleaning mid - result ; second , the process lack suitable explain mechanism to the cleaning result ; third , the process have n ' t interactive mechanism to tune the data cleaning program
首先，用于数据清理的etl工具的执行具有明显的单向性，无法对数据清理的中间结果进行回溯；其次，不能对数据清理所得最终结果给出合理解释；最后，缺乏相应的用户交互机制，使用户无法及时对数据清理程序进行必要的调整。