'Query rewrite' presentation slideshows

Oracle9i: The Data Warehouse Database OracleWorld 2002 #31348

Oracle9i: The Data Warehouse Database OracleWorld 2002 #31348. Ian Abramson IAS Inc. ian@abramson.ca. Agenda. The database Partitioning External Tables Parallel Execution Materialized Views The Optimizer Bit-map join indexes The SQL CUBE and ROLLUP Rolling Windows

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Materialized Views

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Agenda

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A Generic Provenance Middleware for Database Queries , Updates, and Transactions

A Generic Provenance Middleware for Database Queries , Updates, and Transactions. Bahareh Sadat Arab 1 , Dieter Gawlick 2 , Venkatesh Radhakrishnan 2 , Hao Guo 1 , Boris Glavic 1. IIT DBGroup 1. Oracle 2. Outline. ? Motivation and Overview ? GProM Vision

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Materialized Views

Materialized Views. Objectives. After completing this lesson, you should be able to do the following: Describe how summaries can be used to improve performance Differentiate materialized view types Explain materialized view integrity Create a materialized view

745 views • 44 slides

Materialized Views

Materialized Views. Objectives. After completing this lesson, you should be able to do the following: Describe how summaries can be used to improve performance Differentiate materialized view types Explain materialized view integrity Create a materialized view

665 views • 44 slides

Materialized Views Presenter: Robert Webb Email: rwebb@RemoteControlDBA

Materialized Views Presenter: Robert Webb Email: rwebb@RemoteControlDBA.com Telephone: (888) 235-8916 Web: www.RemoteControlDBA.com. Materialized Views.

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HomeViews : P2P Middleware for Personal Data Sharing Applications

HomeViews : P2P Middleware for Personal Data Sharing Applications. Roxana Geambasu, Magdalena Balazinska, Steve Gribble, Hank Levy University of Washington. HomeViews. P2P personal data sharing Views for organizing and sharing personal data

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Context

Context. Tailoring the DBMS To support particular applications Beyond alphanumerical data Beyond retrieve + process To support particular hardware New storage devices To incorporate novel techniques New join implementations. Extensibility. Language extensions Abstract data types (ADT)

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Materialized Views

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SQL Tuning

SQL Tuning. Optimizer Tasks. Oracle optimizer performs the following functions when evaluating a SQL statement: Evaluates the expressions and conditions contained in the SQL statement Transforms complex queries into an equivalent join query

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Extensible/Rule Based Query Rewrite Optimization in Starburst

?. Hamid Pirahesh. Joseph M. Hellerstein. Waqar Hasan. Extensible/Rule Based Query Rewrite Optimization in Starburst. SIGMOD Conference 1992: p39-48. Daniel Ballinger:

81 views • 6 slides