Job description is a statement of tasks and duties of the file. Job descriptions should briefly describe what businesses expect employees, employees should do, should be how to do and under what circumstances to perform their duties. Job description seems so simple that some companies do not regard it as a non-arrested non-thing. However, it is the lack of precise job descriptions, many companies have paid a high management costs. If a candidate the required personnel and corporate bias, leading to recruitment "extensive cultivation", and low efficiency; subjective performance evaluation in the strong sense, dealing a blow to the enthusiasm of the staff; staff is difficult to conduct job training and the lack of relevance.
List each line I got a B OrderID, ExtendedAmount get total number of columns. . Chinese Academy of Engineering Ni Guangnan: Today IBM hierarchical and relational databases to combine, bringing powerful. I think IBM in this area a lot we can learn. For example, we long ago we mentioned the issue of Chinas software technology, are now learning IBMs innovation and transformation. In addition, such as the IBM database management support, and have so many other middleware in addition to DB2, which are worth to study and application. We have some things like transition, the key in the end we do not know how to transition. We do not see the software or middleware, and see the animation and online games. I think that we should adhere to innovation, and continuous innovation. We should learn from IBMs this constant innovation.