Answer / srinivas

dataflow

FF-----> Sourcequalifier...>aggregatore T/F....>target

in aggregator transformation add three new ports
o_col1,0_col2,o_col2 and make output ports
and expression in out ports
o_col1-----MAX(col1),
o_col2-----Max(col2),
o_col3-----Max(col3);
and connect these output ports to target
you will get the resul

Answer / sushma

FF ---> SOURCE QUALIFIER ---> EXPRESSION ---> AGGREGATOR ---
>TARGET FILE

In Expression TRFM,
a) for each column, create an expr to replace null values
with 0.
IIF(ISNULL(port_name),0,port_name)
b) create an output port (dummy_col) and set its value to 1

In Aggregator TRFM
a) Group by the dummy_col
b) for each of the 4 columsn, find the max value

Answer / suri

thats a oracle answer
but in informatica u have to use reverse pivoiting

Answer / maheshkumar bvn

first convert flat file to oracle table

create table num_test(field1 int,field2 int,field3
int,field4 int);

insert into num_test values(1000,null,null,null);
insert into num_test values(null,2000,null,null);
insert into num_test values(null,null,3000,null);
insert into num_test values(null,null,null,4000);



select max(field1),max(field2),max(field3),max(field4) from
num_test;

result:
1000 2000 3000 4000

Answer / jayesh

Filter in source qualifire itself..in sq query or sq filter.

can you use flat file for repository?why?

2 Answers   TCS,

can any one give some examples for pre sql and post sql(Except dropping and creating index).

0 Answers   Zensar,

Write the program through which the records can be updated?

0 Answers  

Can anyone please help me out,In which transformations records will be rejected and how capture those records?and How to reload the rejected records?

3 Answers   Syntel,

delete data from staging table as it loads to target table.here is the case we are getting data from 3 different server.a b and c.the data from server A loaded into staging table and we ran the task and data loaded to target table.now today data from server B and C also got loaded to the staging table.now what techniques and what transformations should be used to delete only the data which has been loaded only to the target.we need to delete only that data from staging which has been loaded into the target.looking for your responses

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Hi Every One When i Start the Workflow, Table is Going to be Stored in the target database But the columns are not going to the target database table in my PC , please give me the solution and waiting for solution

2 Answers  

What are the different transaction levels available in transaction control transformation?

0 Answers   Informatica,

what is the diff b/w target load plan and cbl?

3 Answers   CTS, iGate,

How do u identify or filter out a 0 byte file available in a folder by using UNIX command?

1 Answers   Wipro,

Hi Friends, How i could convert a cobol file (VSAM) into the flat file? How i could edit a cobol source file (VSAM)? I want to introduce few columns in the source file and finally the target should be in the Cobol itself. Kindly suggest me friends. Thanks in Advance, Innai

1 Answers   Infosys, Saksoft,

The question was on time stamp. what is the difference between HH and HH24 when to use when.

0 Answers   Nationwide,

By seeing the parameter file how do u identify wheather it is a workflow parameter or mapping parameter?

5 Answers   Keane India Ltd,