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Time of Stored Procedure

SQL SERVER – Execution Time of Stored Procedures

August 11, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Statistics, SQL Stored Procedure, SSMS

How to measure the execution time of the stored procedure when it contains lots of statement inside of it. Let us learn today about Stored Procedures

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query cost

Tuning Query Cost 100% – SQL in Sixty Seconds #181

July 27, 2021
Pinal Dave
SQL Video
Execution Plan, SQL in Sixty Seconds, SQL Scripts, SQL Server

After the blog posts, lots of people asked me to build a video so here is the video discussing the topic of Tuning Query Cost 100%.

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query cost

SQL SERVER – Query Cost 100%

July 23, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Scripts, SQL Server

How to tune a T-SQL with Query Cost 100%? 

This is indeed an interesting question and I have received during Comprehensive Database Performance Health Check.

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Count Sum

One Scan for 3 Count Sum – SQL in Sixty Seconds #178

July 2, 2021
Pinal Dave
SQL Tips and Tricks
Execution Plan, SQL Function, SQL in Sixty Seconds, SQL Index, SQL Scripts, SQL Server

Well, the answer is pretty straight forward and that is what we are going to see in today’s video of One Scan for 3 Count Sum.

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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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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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