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Minimizing impact of widening an IDENTITY column – part 1

 Posted by Aaron Bertrand on January 29, 2016  1 Response »
Jan 292016
 

As part of a new series, Aaron Bertrand takes a look at what happens to the structure of a page when an INT column needs to be upsized to a BIGINT.

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 Tagged with: identity

Comparing string splitting / concatenation methods

 Posted by Aaron Bertrand on January 22, 2016  9 Responses »
Jan 222016
 

Aaron Bertrand (@AaronBertrand) compares the performance of different UDFs and raw queries used for splitting and reassembling a delimited string.

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 Tagged with: concatenation, string splitting

Can ColumnStore Help Pagination Workloads?

 Posted by Aaron Bertrand on January 15, 2016  1 Response »
Jan 152016
 

Aaron Bertrand (@AaronBertrand) revisits an older post about SQL Server pagination to see if any implementation of ColumnStore indexes can improve performance.

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 Tagged with: columnstore

Tuning : A Good Place to Start

 Posted by Tim Radney on January 6, 2016  No Responses »
Jan 062016
 

Tim Radney of SQLskills gives an overview of his approach to SQL Server performance tuning, from system configuration, to I/O latency, to high cost queries.

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 Tagged with: performance tuning, tuning

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