What are ETL Tools?
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How to eliminate duplicates from flat file..what is the procedure
My Source qualifier has empno, sal. Now my mapping is like SQ(EMPNO)->AGGR->EXP->TARGET SAL ------------>TARGET ? means only one source qualifier has 2 columns like empno, sal. connected to same target as shown in above mapping.Is this mapping valid or any issues are there if we design like this?
every DWH must have time dimension so now what is the use of the time dimension how we can calculate sales for one month,half-yr'ly,and year'ly?how we are doing this using time dimension.
How do you remove duplicate records in informatica? And how many ways are there to do it?
How to delete duplicate row using informatica?
What are the types of schemas we have in data warehouse and what are the difference between them?
In Joiner Transformation, how to identify the master and detail tables if one is from Oracle and the other is from Sybase.
What is the use of transformation?
What do you mean by channel change?
How to use pmcmd utility command?
Why is meant by direct and indirect loading options in sessions?
how do u move the code from development to production?