what are the limitations of pushdown optimization
technique ?
Advance thanks
Answers were Sorted based on User's Feedback
Answer / nitin
1) we can not perform PDO if we are using variable ports and informatica inbuilt functions.
2) If we have source and target on the different schema we can not go for full PDO, in this case either we have to go for source PDO or Target PDO.
Is This Answer Correct ? | 7 Yes | 0 No |
Answer / rao
1)We can not apply push down optimization if mapping contain
aggregate transofrmation.
2)When we implement p.optimization ,the integration services
send logic to databases.because of this wa can not capture the
rejected records in reject file.
Is This Answer Correct ? | 7 Yes | 14 No |
Answer / chandu
we can't implement for aggregator tranformation
we cant implement for master source in joiner transformation
Is This Answer Correct ? | 7 Yes | 18 No |
star and snowflake schema?
how to convert 101 raja 101 raja sekar reddy 101 sekar----------> 101 reddy
What are the types of caches in lookup? Explain them.
How to convert multiple rows to single row (multiple columns) in informatica
What are the various test procedures used to check whether the data is loaded in the backend, performance of the mapping, and quality of the data loaded in informatica?
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
When do you use sql override in a lookup transformation?
how to join the two flatfiles using the joiner t/r if there is no matching port?
Can we update the data in flat file using update strategy?
How to create the list file having millions of flat files while indirect loading in informatica? In indirect file loading, suppose we have less no.of flat files then we can enter files names manually in list file creation. If millions of files are there, how can we enter the flat file names in list file?
In Datastage, we have row generator stage to generate dummy row. Is there any such transformation in Informatica. Thanks in advance, Kumar
how many ways can we implement SCD2?