how can we calculate fact table size?

1 Answers  

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explain about unit testing? in real time?

0 Answers   L&T,

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What is performance tuning in informatica. What measures you will take if some thing is taking much time in your process of ETL?

1 Answers   Altisource, Patni,

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.prm wirh repalce .txt is possible?

2 Answers  

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i have 50500 records in my source.if wf run for the first time it will load 1000 records into 1 tgt,if runs second time it will load to another tgt.targets are FF and it is need to be created dynamically.how many tgt will be created and how?

1 Answers   HCL,

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What are the main features of Oracle 8i with context to datawarehouse?

0 Answers  

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what is persistent lookup cahce?how to use and when to use this persistent lookup cahce?explain?

0 Answers  

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Hi, I have one scenario.. i want to insert 4 times (Duplicate) a row in the target. Please help me . source row: abcabc Tgt table: abcabc abcabc abcabc abcabc

10 Answers   Cap Gemini, IBM,

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Explain the aggregator transformation?

0 Answers  

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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

3 Answers  

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Can we insert and update a target table without using update strategy transformation?How?

4 Answers   Syntel,

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what is the incremental agrrigation?

2 Answers   Cap Gemini,

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