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how do use session mapping parameters ?(in which transformation)
I've a mapping with flat file source
The target update override property for the target table is
There is no update strategy between source and target.
Also The session has the target properties as
Insert , Update as update options checked.
Does this mean that recs will be inserted only and the
update override will
not be applied at all.
Can anyone tell me that from where i can get Power Center
8.5 S/W for Linux and how can i install Power Center 8.5 or
any 7.x series on Linux Platform.
Thanks in advance
how can i text accracy of ETL migration? i am very new to
data warehousing. we are writing ETL scripts using
SCRIPELLA tool. how can i test the correctness of data.
and we are generating reports using pentaho . is there any
easy way to test the pentaho. how can test these ETL
scripts written in scriptella?
thanks in advance
what are Lookup caches options? Including persistent caches.
what are the data modeling tools you have used?(polaris)
explain the methodology of Data Warehousing?(Polaries)
can cubes contain measures ?
what are the facilities provided by data warehouse to
two sources S1,S2 containing measures M1,M2,M3, 4 dimensions
D1,D2,D3,D4, 1 Fact F1 containing measures M1,M2,M3 and
surrogate keys K1,K2,K3,K4
(a) write a sql statement to populate Fact table F1
(b) Design a mapping in Informatica for loading of fact
Identifying the bottlenecks in various components of
Informatica and resolving them.
where are the log files generally stored.Can you change the
path of the file.what can the path be?
what do u do when DB time takes more?in sap bi
how does the server recongnise the source and target
databases.Elaborate on this
Knowledge on what are the improtant characteristice that we
need ot consider while developing an ETL Code