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Motivation
Query optimization in Microsoft SQL server PDW Univesity of Konstanz By Waleed Abrar
Advanced Database Management Technology
January 11, 2015
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation
Today’s Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Why?
Main Motives SMP ⇒ MPP. Project Madison[1] Use Microsoft Existing Technology to leverage a new Product. Capture the market share[2].
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Goals
“Performance Storage can be scaled in a linear way by adding additional PDW nodes” “10 X Faster than SMP DW [3]”
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Motivation Introduction SQL Server PDW Architecture
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
What is it?
“Query Optimization in Microsoft SQL Server Parallel Data Warehouse(PDW)”
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Some Concepts Regarding PDW
Actually Two main parts:-
Query Optimization Parallel Data Warehouse?
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Some Concepts Regarding PDW
Actually Two main parts:-
Query Optimization Parallel Data Warehouse?
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Some Concepts Regarding PDW
Data warehouse is not a Database. OLAP not OLTP. Ralph Kimball vs Bill Inmon Strategies. De-normalization. Star Schema. Size Doesn’t Matter.
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Heterogeneous Sources
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
OLAP Not OLTP
Motivation Introduction SQL Server PDW Architecture
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Bill Inmone Strategy
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Motivation Introduction SQL Server PDW Architecture
Ralph Kimball Strategy
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Introduction SQL Server PDW Architecture PDW Query Optimization (QO)
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Introduction SQL Server PDW Architecture PDW Query Optimization (QO)
h
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
SQL Server PDW Architecture PDW Query Optimization (QO) Example illustrating QO Work-flow
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
SQL Server PDW Architecture PDW Query Optimization (QO) Example illustrating QO Work-flow
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
PDW Query Optimization (QO) Example illustrating QO Work-flow Conclusions
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Example illustrating QO Work-flow Conclusions References
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Example illustrating QO Work-flow Conclusions References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Example illustrating QO Work-flow Conclusions References
Agenda 1
Motivation
2
Introduction
3
SQL Server PDW Architecture
4
PDW Query Optimization (QO)
5
Example illustrating QO Work-flow
6
Conclusions
7
References
Advanced Database Management Technology
Query optimization in Microsoft SQL server PDW
Example illustrating QO Work-flow Conclusions References
Literature reviewed [1]http://www.peoples.ru/technics/programmer/david_chaum/ http://cryptome.org/jya/digicrash.htm David Chaum, Amos Fiat and Moni Naor, ”Untraceable Electronic Cash”, in Advances in Cryptology CRYPTO ’88 Proceedings This paper describes an off-line system which doesn’t require any trusted hardware, but coins can only be used once. David Chaum, Blind Signature System. US Patent 4759063 Pater Wayner, ”Digital Cash Commerce on the Net”, Academic Press Inc 1996 Hitesh Tewari, Donal O’Mahony Michael Peirce (1998). Reusable Off-Line Electronic Cash Using Secret Splitting, Technical Report TCD-CS-1998-27, Trinity College Dublin Computer Science Department, Dublin Digital Cash and Net Commerce. http://www2.pro-ns.net/ crypto/toc12.html https://www.cs.bham.ac.uk/~mdr/teaching/modules06/netsec/lectures/DigitalCash.html Chaum, David. Blind signatures for untraceable payments. Advances in cryptology. Springer US, 1983. Chaum, David, Amos Fiat, and Moni Naor. Untraceable electronic cash. Proceedings on Advances in cryptology. Springer-Verlag New York, Inc., 1990. Friis, Jens Bo. Digicash implementation. (2003). https://www.digicash.lu/sites/digicash/files/digicash_plaquette.pdf [2]https://www.digicash.lu/fr/fonctionnement http://www.cs.kent.edu/~javed/DL/papers/web/howdigicashworks.html#date