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Analyzing I/O Performance for SQL Server

 Posted by Glenn Berry on May 27, 2015  9 Responses »
May 272015
 

SQLskills' Glenn Berry (@GlennAlanBerry) talks about measuring I/O performance for SQL Server, focusing on latency, IOPS, and sequential throughput.

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 Tagged with: I/O, I/O Performance, I/O Sequential Throughput

Incremental Statistics are NOT used by the Query Optimizer

 Posted by Erin Stellato on May 19, 2015  8 Responses »
May 192015
 

Erin Stellato (@erinstellato) of SQLskills demonstrates that, while incremental statistics can help with maintenance, they are ignored by the optimizer.

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 Tagged with: optimizer, partitioning, SQL Server 2014

Improving Partition Maintenance with Incremental Statistics

 Posted by Erin Stellato on May 13, 2015  2 Responses »
May 132015
 

Erin Stellato (@erinstellato) demonstrates the benefits of incremental statistics in SQL Server 2014, and also outlines some unexpected behavior.

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 Tagged with: incremental statistics, SQL Server 2014, stats

Internals of the Seven SQL Server Sorts – Part 2

 Posted by Paul White on May 7, 2015  1 Response »
May 072015
 

Paul White (@SQL_Kiwi) concludes his two-part series on SQL Server sort internals, including two new classes specific to In-Memory OLTP in SQL Server 2014.

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 Tagged with: in-memory OLTP, sorting

Risk When Using Dynamic Memory within Hyper-V

 Posted by Tim Radney on May 5, 2015  1 Response »
May 052015
 

Tim Radney (@tradney) of SQLskills explains how SQL Server performance can be impacted when using dynamic memory inside Hyper-V virtual machines.

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 Tagged with: hyper-v

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