عنوان فارسی مقاله: پردازش پرس و جو موازی در SQL Server


عنوان انگلیسی مقاله:

Parallel Query Processing in SQL Server




 

فهرست مطالب

Parallel Query Processing in SQL Server
Agenda
How Parallel Query works?
Parallel Query Plan – Exchanges
Parallel Query Plan – Partition and Redistribute types
Demo – Query Plan
Controlling Degree of Parallelism
SQL Server 7.0 (1998)
SQL Server 2000
SQL Server 2005
SQL Server 2008
What is Apollo in SQL 11?
Batch Mode: Performance Gains
Outline of the next slides
Encoding and Compression
New Iterator Model
Batch Segments
Efficient Processing
Better Parallelism
Batch Operations
When Batch Processing is Used
Memory Requirements
References



بخشی از مقاله

SQL Server 7.0 (1998)

First Release 1998 – SQL Server 7.0
Parallelism from “inside” through “partitioning on the flight” (most of competing products required data partitioning to exploit query parallelism)
Introduce parallelism operators (3 types of Exchanges)
Parallel Page Supplier
Exchange operators added into the query plan at the end of the optimization
Costing challenge: parallel plans seem to be always more expensive



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کلمات کلیدی: 

Parallel Query Processing - TechNet - Microsofthttps://technet.microsoft.com/en-us/library/ms178065(v=sql.105).aspxSQL Server provides parallel queries to optimize query execution and index operations for computers that have more than one microprocessor (CPU). Because ...Understanding and Using Parallelism in SQL Server - Simple Talkhttps://www.simple-talk.com/sql/...sql-server/understanding-and-using-parallelism-in-s...Rating: 4.3 - ‎514 votesMar 3, 2011 - SQL Server is able to make implicit use of parallelism to speed SQL ... the parallel query processing features available in Microsoft SQL Server.[PPT]Parallel Query Processing in SQL Server - SQLBitshttps://sqlbits.com/.../Parallel%20Query%20Processing%20in%20SQL%20Server.pptxParallel Query Processing in SQL Server. Lubor Kollar. Agenda. How Parallel Query works? Advancing Query Parallelism through SQL Server releases; New ...Parallelism in SQL Server Query Tuning | SQL Server content from ...sqlmag.com/sql-server/parallelism-sql-server-query-tuningMar 14, 2011 - Observe that Query 1 generated a parallel plan, whereas Query 2 and ... There's a constant cost associated with each row processed by the ...Parallel Query Processing - SQL Server Wiki - SQL Server - Toad Worldhttps://www.toadworld.com/platforms/sql-server/w/.../9824.parallel-query-processingApr 29, 2013 - If the server computer on which SQL Server is running has multiple CPU's SQL Server can run a single query in parallel using multiple threads.how to run a parallel query on sql server 2008? - Stack Overflowstackoverflow.com/questions/.../how-to-run-a-parallel-query-on-sql-server-2008Jan 8, 2010 - You don't: the optimizer decides based on the "cost" of the query (and some other factors). See BOL: Parallel Query Processing. Now, you can ...