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High Frequency

SQL SERVER – Find High Frequency Queries

August 12, 2021
Pinal Dave
SQL Performance
SQL Cache, SQL DMV, SQL Scripts, SQL Server

Recently during consulting engagement, we had to Find High Frequency Queries in SQL Server, let us learn that today. Let us learn today.

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Particular Index

SQL SERVER – Finding Queries Using Particular Index

July 15, 2021
Pinal Dave
SQL Performance
SQL Cache, SQL DMV, SQL Index, SQL Scripts, SQL Server

One of the most popular questions I received during my Comprehensive Database Performance Health Check is Finding Queries Using Particular Index.

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One Query

SQL SERVER – 3 Questions Answered on One Query Many Plans

June 4, 2021
Pinal Dave
SQL Performance
Execution Plan, SQL Cache, SQL Performance, SQL Server

Yesterday I published a video One Query Many Plans – SQL in Sixty Seconds #171 and I received lots of questions on the topic.

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many plans

One Query Many Plans – SQL in Sixty Seconds #171

June 3, 2021
Pinal Dave
SQL Video
Execution Plan, SQL Cache, SQL in Sixty Seconds, SQL Performance, SQL Server

After the blog post, lots of people asked me it will be more helpful if I can create a video on the same topic of one query many plans.

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different entry

SQL SERVER – Same Result Same Query Plan – Different Entry in Cache

June 2, 2021
Pinal Dave
SQL Performance
Ad Hoc Query, SQL Cache, SQL Scripts, SQL Server

The question I was asked was about a query that had the same result same query plan but the different entry in the cache, is that possible.

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A magnetic strip above a lathe holding four chisels within reach, a hand lifting the vermilion-handled one.

Memory-Optimized Tables as a Key-Value Cache

March 11, 2021
Pinal Dave
SQL Tips and Tricks
In-Memory OLTP, SQL Cache, SQL Memory, SQL Server

Build a key-value cache with SCHEMA_ONLY memory-optimized tables, native get and set procedures, expiry checks, and bounded cleanup.

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Count Table in Cache

Count Table in Cache – SQL in Sixty Seconds #149

January 12, 2021
Pinal Dave
SQL Video
Execution Plan, SQL Cache, SQL in Sixty Seconds, SQL Scripts, SQL Server

Earlier I wrote how to find the count of tables used in queries from cache. Here is the Count Table in Cache video in SQL in Sixty Seconds.

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