PPT-Topic 5: Query Optimization

Chapters 124126 and 152153 of Cow Book Arun Kumar CSE 132C Database System Implementation Slide ACKs Jignesh Patel Query Query Result Database Server Select Rtext from Report R Weather W. In addition to extensibility dynamic pro gramming and memorization based on and extended from the EXODUS and Volcano prototypes this new optimizer provides i manipulation of operator arguments using rules or functions ii operators that are both logi Lauren Feinstein . lpf24@cornell.edu. Vladimir . Kovalevsky vk285@cornell.edu. Nicolas . Begasse. . nb442@cornell.edu. Presentation Overview. Optimization Overview. Disc Brake Analysis. Response Surface Optimization. AnswerinG. Deliverable 3 – Question Processing. John Gilmer. Michael Foster. Adam Ledyard. Overview. Question Classification. Question Reformulation. Query Expansion. Results. Related Reading. Question Classification. (pages from . Bendsoe. and Sigmund and Section . 6.5). Looks for the connectivity of the structure. How many holes.. Optimum design of bar in tension, loaded on right side. Structural Optimization categories. CSE 8330. Instructor: . Dr.Margaret. H. Dunham. Presenter: . Akshaya. . Aradhya. Introduction. Query optimization in XML databases. Query optimization in Parallel databases. Comparison. Conclusion and Future work. Query Optimization Process. (simplified a bit). Parse the SQL query into a logical tree:. identify distinct blocks (corresponding to nested sub-queries or views). . Query rewrite phase:. apply . algebraic transformations. for Geometry Processing. Justin Solomon. Princeton University. David . Bommes. RWTH Aachen University. This Morning’s Focus. Optimization.. Synonym(-. ish. ):. . Variational. methods.. This Morning’s Focus. Jonathan Hollingshead. Terms used in this presentation. Web page or page – a single document . on the Internet, typically with a single topic. Web site or site – a collection of individual web pages interconnected by hyperlinks. Bavineni. . Pushpa. . Lekha. (916-25-5272). Lokesh Dasari (916-33-8052). Bhushan. . Bamane. (916-56-0463). Road Map. INTRODUCTION. MOBILE IP. ROUTE OPTIMIZATION. UPDATING BINDING CACHES. FOREIGN AGENT SMOOTH HANDOFFS. on OpenCL-based FPGAs. Zeke Wang. , Johns Paul, Hui Yan Cheah . (. NTU,. . Singapore), . Bingsheng He (. NUS,. Singapore), . Wei Zhang (HKUST, Hong Kong). 1. Outline. Background and Problem. Challenges. Here are some examples that you may use: . Should school uniforms be enforced everywhere? . Should . men get paternity leave from work. ? . Are . we too dependent on computers. ?. . Should animals be used for research. Classification of algorithms. The DIRECT algorithm. Divided rectangles. Exploration and Exploitation as bi-objective optimization. Application to High Speed Civil Transport. Global optimization issues. Joseph Busch and Vivian Bliss. Agenda. Pre-defined Boolean Queries. Case Study. Lessons Learned. Boolean queries. Basic operators . AND (conjunctive). OR (disjunctive). NOT (negation). Venn diagrams. Tal . Baumel. , Rafi Cohen, Michael Elhadad. Jan 2014. Generic Summarization. Generic Extractive Multi-doc Summarization:. Given a set of documents Di. Identify a set of sentences . Sj. . s.t.. |. Sj.