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available database

SQL SERVER – List Database Available for Current User – HAS_DBACCESS

May 16, 2020
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts, SQL Server, SQL Server Security

In those scenarios, we end up on a very elaborated training session. Let us learn today about how to List Database Available for Current User.

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Tables in TempDB

SQL SERVER – List All Memory Optimized Tables in TempDB

May 15, 2020
Pinal Dave
SQL Performance
Execution Plan, In-Memory OLTP, SQL Memory, SQL Scripts, SQL Server, SQL TempDB

I received a very interesting question from my client. The question was about how to list all the Memory Optimized Tables in TempDB.

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Memory Optimized TempDB

SQL SERVER 2019 – Memory-Optimized TempDB and RESOURCE_SEMAPHORE Wait Type

May 14, 2020
Pinal Dave
SQL Performance
Execution Plan, In-Memory OLTP, SQL Memory, SQL Scripts, SQL Server, SQL TempDB

After looking at the execution plan, I realized it was actually built for a very simple query. Today let us discuss Memory-Optimized TempDB and Performance.

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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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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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