实现了一个基本的ETL，可以抽取常见的关系数据库-A basic implementation of ETL, can be taken from a common relational database

普通的ETL工具，支持对常见关系数据库的ETL-Common ETL tools, support for common relational database ETL

The purpose of this document is to provide an introduction of a restart process in an ETL project involving DataStage and its relationship to the process audit tables. It is intended for the any one who wishes to implement a detailed audit and restar