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non-clustered-primary-key0

SQL SERVER – Resolving Last Page Insert PAGELATCH_EX Contention Changing Primary Key to Non-Clustered

May 11, 2020
Pinal Dave
SQL Performance
oStress, Primary Key, SQL Constraint and Keys, SQL Identity, SQL Scripts, SQL Server, SQL Wait Stats, SSMS, Stress Testing

You can change your clustered primary key to Non-clustered Primary Key and can get the benefit of performance by reducing Pagelatch_EX.

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add folder

SQL SERVER – Add Folder Paths to the Windows Path Variable for Easy Access

May 9, 2020
Pinal Dave
SQL Tips and Tricks
oStress, SQL Command, SQL Utility, Stress Testing, Windows

I was working with a DBA and he asked me question if thee any way to Add Folder Paths to the Windows Path Variable for Easy Access.

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Testing with oStress

Stress Testing with oStress – SQL in Sixty Seconds #087

May 7, 2020
Pinal Dave
SQL Video
Load Testing, oStress, SQL Download, SQL in Sixty Seconds, SQL Performance, SQL Server, Stress Testing

One of the things which we cover in my  Comprehensive Database Performance Health Check is how to do Load Testing or Stress Testing with oStress.

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contention

SQL SERVER – Resolving Last Page Insert PAGELATCH_EX Contention with OPTIMIZE_FOR_SEQUENTIAL_KEY

May 6, 2020
Pinal Dave
SQL Tips and Tricks
oStress, Primary Key, SQL Constraint and Keys, SQL Identity, SQL Scripts, SQL Server, SQL Server 2019, SQL Wait Stats, SSMS, Stress Testing

I have personally implemented the solution suggested of resolving contention about creating an index with OPTIMIZE_FOR_SEQUENTIAL_KEY at my client’s place.

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Last Page Insert

SQL SERVER – Last Page Insert PAGELATCH_EX Contention Due to Identity Column

May 5, 2020
Pinal Dave
SQL Performance
oStress, Primary Key, SQL Constraint and Keys, SQL Identity, SQL Scripts, SQL Server, SQL Wait Stats, SSMS, Stress Testing

Today’s goal is to understand what is the Last Page Insert PAGELATCH_EX Contention Due to Primary Key. Let us start understanding it together.

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Insert Workload

SQL SERVER – Impact of Recovery Model on Insert Workload Stress Test and Wait Statistics

May 4, 2020
Pinal Dave
SQL Performance
Best Practices, Load Testing, oStress, Recovery Model, SQL Backup, SQL Download, SQL Log, SQL Scripts, SQL Server, SQL Server Management Studio, SQL Wait Stats, SSMS, Stress Testing

Today we will talk about the Tecovery Model on Insert Workload Stress Test and Wait Statistics. I had earlier consulted for during Health Check.

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Insert Workload

SQL SERVER – Wait Statistics Generated by oStress – Insert Workload

May 2, 2020
Pinal Dave
SQL Performance
Best Practices, Load Testing, oStress, SQL Download, SQL Log, SQL Scripts, SQL Server, SQL Wait Stats, Stress Testing

It seems my blog post about oStress has got lots of popularity. Recently I got the question about Wait Statistics Generated by oStress Insert Workload.

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