what is lookup ?

Answer Posted / rekha

LOOK UP IS A PASSIVE TRANSFORMATION.
LOOK UP IS USED TO LOOK UP THE DATA IN RELATIONAL TABLES
FLAT FILES ,VIEWS OR SYNONYMS
LOOK UP IS USED TO 1 GET A RELATED VALUE
2 PERFORMING CALCULATIONS
3. UPDATING SLOWLY CHANGING DIMENSIONS
TYPES OF LOOK UP
CONNECTED
UNCONNECTED
CACHED/UNCACHED

Is This Answer Correct ?    14 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Can we get 1st record through Informatica(without sequence number).

990


Explain the different kinds of facts.

566


What are the different clients of powercenter?

602


What is the difference between a repository server and a powerhouse?

818


Please let me know how to make Data masking in informatica..

1271






What is a snowflake schema?

573


Define pmcmd command?

624


Briefly describe lookup transformation?

601


tell me about your project functionality

1870


What are the various types of transformation?

646


Define the various join types of joiner transformation?

561


What are ETL Tools?

669


What do you mean by channel change?

546


I have a mapping loading 100 records and it failed on 20th record. how to recover it without changing anything.(in prod where we don't have any access).. (the session should should start from 21 record)

1088


How can we update a record in the target table without using update strategy?

658