Xu et al., 2013 - Google Patents
What-if query processing policy for big data in OLAP systemXu et al., 2013
- Document ID
- 784462202231486713
- Author
- Xu H
- Luo H
- He J
- Publication year
- Publication venue
- 2013 International Conference on Advanced Cloud and Big Data
External Links
Snippet
What-if analysis focuses on analysis on hypothetical scenarios based on historical data. Therefore, it can provide more meaningful information than classical OLAP (on-line analysis processing) for the users of decision support system. As big data OLAP systems are always …
- 238000004422 calculation algorithm 0 abstract description 78
Classifications
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- G06F17/30286—Information retrieval; Database structures therefor; File system structures therefor in structured data stores
- G06F17/30386—Retrieval requests
- G06F17/30424—Query processing
- G06F17/30533—Other types of queries
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- G06F17/30448—Query rewriting and transformation
- G06F17/30451—Query rewriting and transformation of sub-queries or views
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