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Avoid Join Hints

Avoid Join Hints – SQL in Sixty Seconds #172

June 8, 2021
Pinal Dave
SQL Video
Execution Plan, SQL in Sixty Seconds, SQL Joins, SQL Server

Question: If they can change the join hints to improve the performance of the query. Well, the reality is that I always Avoid Join Hints.

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Join Type

SQL SERVER – Change Join Type for Query

April 22, 2021
Pinal Dave
SQL Tips and Tricks
Execution Plan, SQL Joins, SQL Operator, SQL Scripts, SQL Server, SQL Server Management Studio, SSMS

“Can I Change Join Type for Query?” I was recently asked this during  Comprehensive Database Performance Health Check. Of course Yes!

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disable adaptive

SQL SERVER – Disable Adaptive Joins

March 30, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Joins, SQL Scripts, SQL Server

My client sent me an interesting scenario where a query with adaptive join was performing badly. Let us learn how to disable adaptive joins. 

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Adaptive Join

SQL SERVER – Enable Adaptive Join

March 26, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Joins, SQL Scripts, SQL Server

Let us learn how we can enable the adaptive join feature in SQL Server. I often discuss this during Comprehensive Database Performance Health Check.

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Adaptive Threshold Rows

SQL SERVER – Adaptive Threshold Rows

March 25, 2021
Pinal Dave
SQL Tips and Tricks
Execution Plan, SQL Joins, SQL Scripts, SQL Server

Today we are going to learn about what drives the decision to join Adaptive Join. Well, the answer is very simple – Adaptive Threshold Rows.

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JOIN Elimination

SQL SERVER – JOIN Elimination for Not Selected Column

November 25, 2020
Pinal Dave
SQL Performance
Execution Plan, SQL Joins, SQL Operator, SQL Scripts, SQL Server, SQL Statistics, SSMS

The question is about JOIN Elimination for Not Selected Column. It was discussed in the Comprehensive Database Performance Health Check.

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Join or Inner Join

Keyword Join or Inner Join – SQL in Sixty Seconds #099

August 11, 2020
Pinal Dave
SQL Video
SQL in Sixty Seconds, SQL Joins, SQL Performance, SQL Server

Have you ever wondered what is the difference between keyword Join or Inner Join? Are they same or different? If different, how are they different?

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