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GeekInterview.com > Interview Questions > Data Warehousing > ETL
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Question: what is ODS (operation data source)
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| March 03, 2007 02:47:15 |
#6 |
| saurabh verma |
Member Since: Visitor Total Comments: N/A |
RE: what is ODS (operation data source)
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Operational Data Store (ODS): An ODS is an integrated database of operational data. Its sources include legacy systems and it contains current or near term data. An ODS may contain 30 to 60 days of information, while a data warehouse typically contains years of data.
it is before staging |
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