# 流程

- [空操作](/doc/ke-hu-duan-she-ji-qi/bu-zhou/liu-cheng/kong-cao-zuo.md)
- [过滤](/doc/ke-hu-duan-she-ji-qi/bu-zhou/liu-cheng/guo-lv.md)
- [Switch/Case](/doc/ke-hu-duan-she-ji-qi/bu-zhou/liu-cheng/switch-case.md)
- [阻塞数据](/doc/ke-hu-duan-she-ji-qi/bu-zhou/liu-cheng/zu-sai-shu-ju.md)
- [ETL元数据注入](/doc/ke-hu-duan-she-ji-qi/bu-zhou/liu-cheng/etl-yuan-shu-ju-zhu-ru.md)
