所有资料的目录：https://wiki.pentaho.com/collector/pages.action?key=EAI转换步骤说明文档：https://wiki.pentaho.com/display/EAI/Pentaho+Data+Integration+Steps作业步骤说明文档：https://wiki.pentaho.com/display/EAI/Pentaho+Data+Integration+Job+Entries