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June 2021 Summary

June 2021 Summary for SQL in Sixty Seconds

July 1, 2021
Pinal Dave
SQL Video
SQL Performance

It seems that YouTube is now gaining more traction than text-based blogs. Let us see June 2021 Summary for SQL in Sixty Seconds.

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SQL Server – Single Scan for 3 Operations – COUNT(*) COUNT(1) SUM(1)

June 30, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Function, SQL Index, SQL Scripts, SQL Server, SQL Server Management Studio, SSMS

Today we will take the same conversation to the next level by discussing Single Scan for 3 Operations – COUNT(*) COUNT(1) SUM(1).

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sum

SUM(1) vs COUNT(1) Performance Battle – SQL in Sixty Seconds #177

June 29, 2021
Pinal Dave
SQL Video
Execution Plan, SQL Function, SQL in Sixty Seconds, SQL Scripts, SQL Server

Based on my recent two videos, I got lots of questions about SUM(1) vs COUNT(1) Performance Battle. Let us see that in today’s video.

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free webinar quest

Free Webinar – SQL Performance Monitoring with Wait Statistics Scripts

June 28, 2021
Pinal Dave
SQLAuthority News
Quest, SQL Wait Stats, Webinar

This blog will share details about the free webinar –  SQL Performance Monitoring with Wait Statistics Scripts. Let us discuss it today.

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Performance Observation

SQL SERVER – SUM(1) vs COUNT(*) – Performance Observation

June 25, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Scripts, SQL Server

One question that kept on coming up was SUM(1) vs COUNT(*) – Performance Observation. Well, let us see that today.

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Collection of Articles

SQL SERVER – COUNT(*) Collection of Articles

June 24, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Server

Today we are building a Collection of Articles that have recently generated interest on the blog as well as on the YouTube channel –  SQL in Sixty Seconds. 

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Battle

COUNT(*) and COUNT(1): Performance Battle – SQL in Sixty Seconds #176

June 23, 2021
Pinal Dave
SQL Video
Execution Plan, SQL in Sixty Seconds, SQL Scripts, SQL Server

COUNT(*) and COUNT(1): Performance Battle – which one is better for performance? I got this question after watching my previous video.

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