What is CDC? How to implement CDC?
- 4 Answers
- 21680 Views
- People Tech, TCS, I also Faced
- E-Mail Answers
Answer Posted / bharu_295
hi cdc stands for capture data change.
it is done by using incremental loading of the source data.
ex: in source take a column modified date
in mapping take sysdate as one column and get data with modifieddate>sysdate. condition.
| Is This Answer Correct ? | 11 Yes | 7 No |
Post New Answer View All Answers
What does refresh system mean, and what are its distinctive choice?
One of the optimizing technique to improve the session performance is push down optimization,by using push down optimization we push as much as transformation logic to source/target database,but this degrades the d/b performance,how to overcome this?
How to generate or load values in to the target table based on a column value using informatica etl tool.
What are the transformations that cannot be placed between the sort origin and the joiner transformation so that we do not lose the input sort order?
can we override a native sql query within informatica? Where do we do it?
What is the need of an ETL tool?
Hello , I am unable to work with SQL transformation at least. Where do i need to give connection for sql transformaton ? At session level there is no property . I have created a SQL Transformation and chosen query mode. But do i need to pass connection information to it ? I don't know where do i need to write a query ? I have written a query in file and that file path i gave in the properties of SQL Transformation. But it is not working. Could any one of you please let know how can i work with SQL Transformation? Advance Thanks.
What is session task and command task?
Hi, In source I have records like this No name address 10 manoj mum 10 manoj dilhi 20 kumar usa 20 kumar Tokyo I want records in target like shown below No name addr1 addr2 10 manoj mum dilhi 20 kumar usa Tokyo If it is reverse we can do this by using Normalizer transformation by setting occurance as 2. Somebody will say use denoralization technique. But as of my knowledge I couldn’t find any denormalization technique. Is there any concept like that? I tryid this seriously but I could find any idea to implement this. Can any one please help me ? Advance Thanks
Explain lookup transformation source types in informatica
Explain how many types of dimensions are available in informatica?
tell me the rules and responsblites in our project(my project is development)
Define mapping and session?
Where can we find the throughput option in informatica?
What the difference is between a database, a data warehouse and a data mart?
