Answer / swetha

Partitioning achieves the session performance by reducing
the time period of reading the source and loading the data
into target.

Answer / honey

The PowerCenter® Partitioning Option increases the
performance of PowerCenter through
parallel data processing, and it has been instrumental in
establishing PowerCenter’s industry
performance leadership. This option provides a thread-based
architecture and automatic data
partitioning that optimizes parallel processing on
multiprocessor and grid-based hardware
environments

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

2 Answers   Motorola,

---

What is rank transformation?

0 Answers  

---

what is the flow?

1 Answers  

---

What are the different types of transformation available in informatica.

0 Answers  

---

i have thousand records in my source(flat file) i wanna load 990 records i don't want load first 5 records and last 5 records at informatica level?

3 Answers   Satyam,

---

---

What is Data Caches size?

0 Answers   Informatica,

---

i have one senario i have table with 2columns one for primary key another is a constant value(zero). i have to lookup the table and get the maximum primary key here i don't have any common column between source and lookup table(wt table i explained above)... table is (i am assuming he didn't give the table) column1 column2 5 0 2 0 8 0 6 0 3 0 12 0 7 0

2 Answers   TCS,

---

How can one know that a table has indexes and is partitioned? How data will be pulled from Partitions in Oracle for Informatica?

1 Answers  

---

if i have 10 records in my source,if we use router t/r and given the condition as i>2,i=5 and i<2in the different groups what is the o/p in the target

5 Answers   TCS,

---

what is the flat file partition and where have to specify it

1 Answers   TCS,

---

What are the advantages of using informatica as an etl tool over teradata?

0 Answers  

---

List the transformation used for the following: (1) Heterogeneous Sources (2) Homogeneous Sources (3) Find the 5 highest paid employees within a dept. (4) Create a Summary table (5) Generate surrogate keys

1 Answers  

---