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what are 3 tech challenges/ common issues you face?
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Describe the impact of several join conditions and join order in a joiner transformation?
Whats there in global repository
Explain factlessfact table with scenario
Differentiate between Load Manager and DTM?
What are the issues that you have faced while moving your project from the Test Environment to the Production Environment? Please explain in depth thanks in advance
Suppose we have a (assume relational) source table Product_Id Month Sales 1 Jan x 1 Feb x . . . . . . 1 Dec x 2 Jan x 2 Feb x . . . . . . 2 Dec x 3 Jan x 3 Feb x . . . . . . 3 Dec x . . . . . . and so on. Assume that there could be any number of product keys and for each product key the sales figures (denoted by 'x' are stored for each of the 12 months from Jan to Dec). So we want the result in the target table in the following form. Product_id Jan Feb March.. Dec 1 x x x x 2 x x x x 3 x x x x . . So how will you design the ETL mapping for this case , explain in temrs of transformations.
How to partition the Session?
How to fasten loading of 100 million distinct records in informatica? (Initially they are loaded into target without using any transformation, taking 2 hours)
sir presently i am persuing my m.tech recently i got job in tcs as fresher presently iam doing my 9 months project related to informatica can any one guide me how to create fact tables what type of schemas must be used and so on if so give ur mail ids so that i can contct through it
How do we do the Fact Load What is the size of your Data warehouse? What is your Daily feed size and weekly feed size
What type of sorting algorithm does the Sorter Transformation use, to do its sorting Operation? 1. Bubble sort 2. Insertion sort 3. Shell sort 4. Merge sort 5. Heapsort 6. Quicksort 7. Bucket sort
can u any challenge your project?
Teradata 
