What is the Rankindex in Ranktransformation?
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Answer / swetha
The Designer automatically creates a RANKINDEX port for each
Rank transformation. The Informatica Server uses the Rank
Index port to store the ranking position for each record in
a group. For example, if you create a Rank transformation
that ranks the top 5 salespersons for each quarter, the rank
index numbers the salespeople from 1 to 5:
| Is This Answer Correct ? | 12 Yes | 2 No |
Answer / lalamaheshkumar
Hi for the above question you are going to get the suresh
record twice if you select rank as two (2) . to get the
distinct records , in source qualifier put a distinct
clause in the query .. then you will get the correct result.
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / shashi
like to add a little bit.
just go to any Query editor and use DENSE rank() this will
clarify much more.
| Is This Answer Correct ? | 3 Yes | 2 No |
Answer / shankar mahadevan
The Designer creates a RANKINDEX port for each Rank
transformation. The Integration Service uses the Rank Index
port to store the ranking position for each row in a group.
For example if a Rank transformation is created on the top
five salespersons for each quarter
(Matrix being Sales Person and Measure is Sales) Criterion
Top or bottom (Quarter is a time based dimension)
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / lalamaheshkumar
small correction for above ..
Hi for the above question you are going to get the suresh
record twice if you select rank as three (3) . to get the
distinct records , in source qualifier put a distinct
clause in the query .. then you will get the correct result.
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / kajal mishra
Rank port. Use to designate the column for which you want to rank values. You can designate only one Rank port in a Rank transformation. The Rank port is an input/output port.
http://tutorialcorner.com/2015/12/rank-transformation-in-informatica-with-example/
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / suresh
hi all
if we have two records with same data
i mean duplicate records
at that time how the is calculated for that
let me know
example
name,age
suresh,23
ramesh,25
suresh,23
murali,20
| Is This Answer Correct ? | 0 Yes | 3 No |
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