SQL Performance

AUGUST 1, 2022

Recently I covered some of the T-SQL improvements in SQL Server 2022 here , and Aaron Bertrand covered additional improvements here. Microsoft just announced the release of SQL Server 2022 CTP 2.1. For example, suppose that prior to SQL Server 2022 you had the following query: SELECT. 75 Test XYZ Student C 55 Test XYZ 77.5

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SQL Performance

AUGUST 12, 2020

You can find it in the documentation of Microsoft SQL Server and Azure SQL Database. T-SQL supports it starting with SQL Server 2005. For example, you can use a query that is based on derived tables as the inner query of a CTE definition, as in the following example: WITH C AS. ( CROSS JOIN. (

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SQL Performance

OCTOBER 9, 2019

The EOMONTH function was introduced in SQL Server 2012. Many people are not aware that SQL Server 2017 introduced a new function called TRANSLATE that simplifies such replacements a great deal. SQL Server 2017 introduced support for the function TRIM. SQL Server 2012 introduced the function CONCAT. That's pretty neat!

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SQL Performance

JULY 1, 2021

There was the case where a colleague constantly promoted the deprecated backward compatibility view sys.sysprocesses instead of newer dynamic management views (DMVs), and another case where a different colleague took down a production server using SQL Server Profiler. name , [ Column ] = c. system_type_id <> c.

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Rigor

JANUARY 13, 2020

Steve Souders, plus Dion Almaer, Doug Crockford, Ben Galbraith, Tony Gentilcore, Dylan Schiemann, Stoyan Stefanov, Nicole Sullivan, Nicholas C. Podjarny presents a series of increasingly larger-scope solutions to each issue, including client-side techniques and RESS (Responsive + Server Side). ” – Andy King, 2003.

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Brendan Gregg

AUGUST 8, 2017

TABLE OF EXP(-T/C) FOR T = 5 SEC. EXPFF: EXP 0.920043902 ;C = 1 MIN EXP 0.983471344 ;C = 5 MIN EXP 0.994459811 ;C = 15 MIN. The oldest change in the entire Linux repo dates back to 2005, when Linus imported Linux 2.6.12-rc2, It's time in some cgroup paths, but this server is not doing much disk I/O.

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SQL Server According to Bob

JANUARY 11, 2020

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