PPT-Enrich Query Representation by Query Understanding

Gu Xu Microsoft Research Asia Mismatching Problem Mismatching is Fundamental Problem in Search Examples NY New York game cheats game cheatcodes Search Engine Challenges Head or frequent queries. Dr. Bjarne Berg . 3. What We’ll Cover …. . Introduction. Performance Issues & Tips. MultiProviders and Partitioning. Aggregates. Query Design & Caching. Hardware & Servers. Designing for Performance. Group 4: . Nipun . Garg, Surabhi . Mithal. http://www-users.cs.umn.edu/~smithal/. Chapter Organization. 2. OLD Organization. 5.1 . Evaluation of Spatial Operations . 5.2 . Query Optimization . 5.3 . 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. Dr. Bjarne Berg . 3. What We’ll Cover …. . Introduction. Performance Issues & Tips. MultiProviders and Partitioning. Aggregates. Query Design & Caching. Hardware & Servers. Designing for Performance. Jennifer Rexford. Princeton University. http://. www.cs.princeton.edu. /~. jrex. Joint work with . Srinivas. . Narayana. , Mina . Tahmasbi. , and David Walker. To appear in NSDI’16: . http://. www.cs.princeton.edu. Jaime Teevan, Susan Dumais, Dan Liebling. Microsoft Research. “grand . copthorne. waterfront”. “. singapore. ”. How Do the Two Queries Differ?. grand . copthorne. waterfront. v. . singapore. Steve Thompson, ConfigMgr MVP. Configuration Manager . Advisor, Dell Services. UD-B407. How to solve common questions with queries. Understand the query process. Identify . performance . issues. Statistics . Processing. Carsten. Binnig, Donald . Kossmann. and Eric Lo. ICDE . 2007. Presented . by . Ankit. Shah . Bikash. Chandra. Motivation. Testing database applications requires generating test . databases. 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. Certain fields in the FMIS database have been indexed to . improve . the timeliness of executed queries. Each query within a query grid should contain a specific . value (e.g., . fund code 192X) for at least one indexed field. . What is IR?. Sit down before fact as a little child, . be prepared to give up every conceived notion, . follow humbly wherever and whatever abysses nature leads, . or you will learn nothing. . . -- Thomas Huxley --. Course Goal. The goal of this course is to teach end users of ctcLink PeopleSoft to find and retrieve Queries and Reports in the most effective manner.. Course Learning Objectives. At the end of this course users will:. Chapters 12.4-12.6 and 15.2-15.3 of Cow Book. Arun Kumar. CSE 132C. Database System Implementation. Slide ACKs: Jignesh Patel. Query. Query Result. Database Server. Select R.text from . Report R, Weather W.