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Do we need an etl tool?
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Eliminating of duplicate records without using dynamic lookups
Difference between flat files and relational sources?
What is granularity? Please explain with example
what are the production issues in datastage?
what is the use of structures?how many nodes can u create in a structure?
1)Power center server and client on the same machine 2)power center server and client on the different machines What is the basic difference in these two setups and which is recommended ?
you have created a lookup transformation for a certain condition which if true returns multiple rows. when you go to the target and see only one row has come and not all. why is it so and how it can be corrected.
Hi, I've a mapping with flat file source The target update override property for the target table is using update stmt. 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. Thanks
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
IN Informatica, I have 10 records in my source system. I need to load 2 records to target for each run. how to perform.please let me know. I know by using Mapping variable we can perform but how to load please any one explain.
A mapping contains source table S_Time(stat_year,end_year) target table TIM_DIM(date,day,month,year,quarter) stored procedure transformation: A procedure has two parameters I_end_year and output parameter as O_date ,day , month, year, quarter, If this session is running, how many rows will be available in the target and why?
what is pmrep command?
Teradata 
