In update strategy target table or flat file which gives
more performance ? why?
Answers were Sorted based on User's Feedback
Answer / abhinav
I guess the question was wrong as you cannot update a flat file as target.
In a Flat file data can only be inserted not updated.
| Is This Answer Correct ? | 6 Yes | 0 No |
Answer / naga
Flat file is better only for Insert,but if you are using
Update strategy for updating a table and also we a Flat
file cannot be updated
| Is This Answer Correct ? | 7 Yes | 2 No |
Answer / naga
Flat file is better only for Insert,but if you are using
Update strategy for updating a table then table gives
better performance and FYI a Flatfile cannot be updated
| Is This Answer Correct ? | 9 Yes | 4 No |
Answer / sriram
Update strategy can be performed on tables not on Flat files.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / nishtha
Can someone pls give correct answer for this question?
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / nagaraju
flat file is better than relational becoz there is no index concet in flat file
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / sanjay
Flate file give better performance bcz Retrival of data
from flat file is fast then relation database
| Is This Answer Correct ? | 2 Yes | 5 No |
I have table name in that I have Rajesh Reshika Priya I want the result Like only Starting with R Rajesh Reshika Can someone help me to get these results and How?
how to delete duplicate records by using filter transfermation?
Which one is better performance wise connected/un-connected lkp?why?
how DTM buffer size and buffer block size are related
What is the Process to creating lookup transformation in informatica
What if we sort the data in descending order instead of increasing order in sorter t/f and send the data in aggregator t/f is there any performance downfall? Please answer below. thank you.
What are the different types of Type2 dimension maping?
I have table with ID,PRD_DT,PRD_FLAG,CUST_DT,CUST_FLAG I need to get max date and its corresponding flag for both the date columns. Ex:- 1A,10/3/2015,AC,10/3/2015,XY 1A,10/4/2015,AB,10/2/2015,XZ Output needed 1A,10/4/2015,10/3/2015,XY I have 100 million + in the table so avoid self-join...
what is data driven?
without table how to come first record only in oracle?
I have id, seq_no date, bill_amt and weight 1,11,'01-Jan-2014',100,2 2,12,'01-Jan-2014',40,5 3,13,'01-Jan-2014',32,5 4,14,'01-Jan-2014',98,2 5,15,'01-Jan-2014',105,3 6,16,'01-Jan-2014',11,3 1,11,'02-Jan-2014',40,2 2,12,'02-Jan-2014',100,5 3,13,'02-Jan-2014',132,5 4,14,'02-Jan-2014',198,2 5,15,'02-Jan-2014',15,3 6,16,'02-Jan-2014',16,3 Now I need output as date MXAMT_LSTWGHT MINAMT_GRTWGHT 01-Jan-2014 100 32 02-Jan-2014 198 100 Could not think of mapping to do so. Please help
What is lookup transformation?