Consider a Phone Log table as below. It records all phone numbers that we dial in a given day. SOURCE_PHONE_NUMBER DESTINATION_PHONE_NUMBER CALL_START_DATETIME 1234 4567 01/07/2011 10:00 1234 2345 01/07/2011 11:00 1234 3456 01/07/2011 12:00 1234 3456 01/07/2011 13:00 1234 4567 01/07/2011 15:00 1222 7890 01/07/2011 10:00 1222 7680 01/07/2011 12:00 1222 2345 01/07/2011 13:00 Please provide an SQL query to display the source_phone_number and a flag where the flag needs to be set to Y if first called number and last called number are the same and N if the first called number and last called number are different. Desired Output: Source Number Is_Match 1222 N 1234 Y

2 Answers   Amazon,

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What are Target Options on the Servers?

1 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

1 Answers   Qwest,

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What is parameter file?

2 Answers  

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Partition, what happens if the specified key range is shorter and longer

0 Answers   Cap Gemini,

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how the server recognises , if the session fails after loading the 100 records in to the target

2 Answers   TCS,

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4 Answers  

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0 Answers   Saama Tech,

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6 Answers   IBM,

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i have to extract data from a flat file.the flat file has 10 records.i have to extract the 1st and 5th record every time.how is it done.

10 Answers   Emirates, IBM,

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if i have a delimited file as source so how can we seperate this file into three diff targets?

2 Answers   TCS,

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what is the incremental agrrigation?

2 Answers   Cap Gemini,

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