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GeekInterview.com > Interview Questions > Data Warehousing > Basics
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Question: What is the Difference between OLTP and OLAP
Answer:
Answered by swetha on 2005-03-30 12:00:33: OLTP
Current data
Short database transactions
Online update/insert/delete
Normalization is promoted
High volume transactions
Transaction recovery is necessary
OLAP
Current and historical data
Long database transactions
Batch update/insert/delete
Denormalization is promoted
Low volume transactions
Transaction recovery is not necessary
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| May 05, 2006 08:06:13 |
#5 |
| SAHADEVAN |
Member Since: Visitor Total Comments: N/A |
RE: What is the Difference between OLTP and OLAP
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Hi deepa, thanks. Warm Regards Sahadevan from GE Healthcare |
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