1
7/21/2019 Rank Caches http://slidepdf.com/reader/full/rank-caches 1/1 What are the rank caches? Ans: During the session, the informatica server compares an input row with rows in the data cache. If the input row out-ranks a stored row, the informatica serv er replaces the stored row with the input row. The informatica server stores gro up information in an index cache and row data in a data cache.

Rank Caches

Embed Size (px)

Citation preview

Page 1: Rank Caches

7/21/2019 Rank Caches

http://slidepdf.com/reader/full/rank-caches 1/1

What are the rank caches?

Ans: During the session, the informatica server compares an input row with rowsin the data cache. If the input row out-ranks a stored row, the informatica server replaces the stored row with the input row. The informatica server stores group information in an index cache and row data in a data cache.