1.
Transformation代表Informatica Server對(duì)數(shù)據(jù)的操作。
Transformation分類：Active和Passive
輸入跟輸出的記錄數(shù)會(huì)發(fā)生改變
不能re-linked到另一個(gè)data stream
例子：Aggregator, Filter, Joiner, Normalizer, Rank, Update Strategy, Advanced External Procedure,
ERP Source Qualifier and Source Qualifier, Application Source Qualifier, Router, Sorter
Passive transformations
輸入跟輸出的記錄數(shù)一樣
可以re-linked到另一個(gè)data stream
例子：Expression, External Procedure, Lookup, Sequence Generator Stored Procedure, Input,
Output, XML Source Qualifier
Transformations分類 : connected 和 unconnected,unconnected transformation在其他的組件中被調(diào)用并且有返回值。