August 2009
Intermediate to advanced
893 pages
26h 48m
English
Content preview from Database Systems: Concepts, Design and Applications
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Chapter 11 Query Processing and Optimization
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Tick (✓) the Appropriate Answer
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| 3. | () |
| 4. | (a) |
| 5. | (c) |
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| 8. | (d) |
| 9. | (c) |
| 10. | (a) |
| 11. | (b) |
| 12. | (c) |
| 13. | (d) |
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Fill in the Blanks
| 1. | High-level, execution plan |
| 2. | Query complication |
| 3. | Parses, syntax |
| 4. | Query processing |
| 5. | Syntax analyzer uses the grammar of SQL as input and the parser portion of the query processor |
| 6. | Algebraic expression (relational algebra query) |
| 7. | (a) Syntax analyser, (b) Query decomposer, (c) Query Optimizer (d) Query code generator |
| 8. | (a) Heuristic query optimisation, (b) Systematic estimation |
| 9. | Query optimizer |
| 10. | Query decomposer ... |