if the column name in sql override is diff from the column name in source qualifier,what is the impact?

Answers were Sorted based on User's Feedback



if the column name in sql override is diff from the column name in source qualifier,what is the impa..

Answer / s

If the col name is diiferent then too the mapping is valid.
The only condition the no of cols in select stmt and no of
cols in source defn should match. The col values will be
assigned to the particular col name in the order which they
mentioned in the select stmt.

Is This Answer Correct ?    8 Yes 1 No

if the column name in sql override is diff from the column name in source qualifier,what is the impa..

Answer / chandu

After over write we have to validate the rewrited query, So
when we click on validate It shows error message.

Is This Answer Correct ?    0 Yes 0 No

if the column name in sql override is diff from the column name in source qualifier,what is the impa..

Answer / kumarapillaietl@gmail.com

We can write any order under SQL query like Oracle SQL part , but the main thing is we need to maintain that query order in our all mapping flow. Else it's error

Is This Answer Correct ?    0 Yes 0 No

if the column name in sql override is diff from the column name in source qualifier,what is the impa..

Answer / suman

if the coloumn name is different in sql override and in the
source qualifier it throws the error invalid identifier

Is This Answer Correct ?    0 Yes 6 No

if the column name in sql override is diff from the column name in source qualifier,what is the impa..

Answer / srinivas

session will fail deu to column name is diff,means select
qry ll select those colomns wch r in table.

Is This Answer Correct ?    3 Yes 12 No

Post New Answer

More Informatica Interview Questions

split two strings into two columns For Eg. Source:-Full Name: Shiva Kumar Target:- First Name:Shiva Last Name:Kumar

1 Answers   Cap Gemini, TCS, Wipro,


what is galaxy repository?

2 Answers  


Explain the tuning lookup transformation - informatica

0 Answers   Informatica,


What is synonym?

2 Answers   Patni,


hi friends .i designed mapping in windows but i want to run mapping in linux.should i install the server components in linux?

0 Answers  






CAN WE IMPLEMENT SCD TYPE 1 AND SCD TYPE 2 IN SAME MAPPING? IF SO HOW?

6 Answers  


what is correlated query?

2 Answers   IBM,


In a simple mapping when i use aggregate t/r with out any condition or group by, i am getting output as only last record in the table . can any one explain it please.........?

4 Answers  


if we hav 10 records in a file, can we get first record from it by using Aggregator with out using Groupby Port in it?If Yes..let me know the answer plz!!!

8 Answers   IBM,


What are the types of caches in lookup? Explain them.

0 Answers  


How does the session recovery work.

1 Answers  


Can we create a node as a gateway node and the same node can be assigned to a grid?

0 Answers  


Categories