即从查询表中将数据全部读入缓存中后,如果查询表中的数据该表,那么缓存中的数据也不会随之而变,为了解决这个问题就有了Dynamic Lookup组件,查询表中的数据变化会同步到缓存中,我这篇文章不说这个组件怎么用,仅仅是记录下在学习杜绍森老师的《informatica powercenter 权威指南》的时候在Dynamic Lookup组件遇到的问题...
How you know when to use a static cache and dynamic cache in lookup transformation? +2votes Informatica: In unconnected lookup what are other transformations that can be used in place of expression transformation In unconnected lookup, what are the other transformations that can be used in place...
informatica postedAug 19, 2014byAmit Sharma Share this question 1 Answer 0votes There is an option within the "Properties" tab of the lookup transformation that will give you what you need. However, if set this can cause performance degradation within the mapping and is something I generally ...