'Join synopses' presentation slideshows

Faculty of Computer Science , Institute for System Architecture, Database Technology Group

472 views • 34 slides

Presented By Srikanth Vadada Fall 2010 - CSE 6339 23 rd Sep 2010

Dynamic Sample Selection for Approximate Query Processing Brian Babcock, Surajit Chaudhuri, Gautam Das ACM SIGMOD 2003. Presented By Srikanth Vadada Fall 2010 - CSE 6339 23 rd Sep 2010. 3 Key Terms for the Topic. Approximate Query Processing (AQP). Biased Sample. Dynamic Selection.

400 views • 26 slides

Join Synopses for Approximate Query Answering

Join Synopses for Approximate Query Answering. Swarup Acharya, Philip B. Gibbons, Viswanath Poosala, Sridhar Ramaswamy. By Vladimir Gamaley. Abstract. In large data environments its difficult to provide fast and reliable answers.

269 views • 24 slides

A paper on Join Synopses for Approximate Query Answering

A paper on Join Synopses for Approximate Query Answering. by Swarup Acharya, Phillip B. Gibbons, Viswanath Poosala, Sridhar Ramaswamy Presented by, Jeevan Kumar Gogineni Saranya Gottipati.

347 views • 20 slides

Join Synopses for Approximate Query Answering

Join Synopses for Approximate Query Answering. Swarup Acharya Phillip B. Gibbons Viswanath Poosala Sridhar Ramaswamy Presented By Vinay Hoskere. Contents. Introduction AQUA Problem with joins Join synopses Allocation Maintenance of join synopses Experimental Evaluation.

282 views • 20 slides

Join Synopses for Approximate Query Answering

Join Synopses for Approximate Query Answering. Swarup Achrya Philip B. Gibbons Viswanath Poosala Sridhar Ramaswamy Presented by Bhushan Pachpande. Contents. Introduction Need for approximate answers Problem with joins Join synopses Allocation Maintenance of join synopses

275 views • 18 slides

Join Synopses for Approximate Query Answering

Join Synopses for Approximate Query Answering. Swarup Acharya Phillip B. Gibbons Viswanath Poosala Sridhar Ramaswamy. Purpose. Provide good approximate answers for join queries. Make use of join synopsis. Allocate space for join synopses. Maintain join synopses. Why?????.

275 views • 17 slides