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auto drop

Understanding the AUTO_DROP Option in SQL Server 2022

October 6, 2024
Pinal Dave
SQL Performance
SQL Statistics

One such feature is the AUTO_DROP option for statistics. In this blog post, we’ll explore what the AUTO DROP option is, how it works.

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max server memory

Why ‘Max Server Memory’ Isn’t Always the Limit

August 20, 2024
Pinal Dave
SQL Performance
DBA, SQL Memory, SQL Server Management Studio

What if I told you that setting a limit with “max server memory (MB)” doesn’t always mean SQL Server will stick to that limit?

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Extended Events

Capturing Stored Procedure Executions with Extended Events in SQL Server

July 11, 2024
Pinal Dave
SQL Performance
SQL Extended Events, SQL Stored Procedure

Capturing stored procedure executions with Extended Events: set up a session with module_end, run a sample procedure, and query the captured data.

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Majoring in the Minors

Majoring in the Minors in SQL Server Performance Tuning

June 21, 2024
Pinal Dave
SQL Performance
Clustered Index, ColumnStore Index, Execution Plan, SQL Index

We’ll explore how to avoid this common pitfall & Focus the areas that matter for performance improvements. Avoid majoring in the minors. 

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A hand tying one ribbon to each blackberry bush along a lane that has at least one ripe berry.

EXISTS vs IN vs JOIN: Writing Semi-Joins

June 1, 2024
Pinal Dave
SQL Performance
SQL Joins, SQL NULL, SQL Server, SQL Sub Query

Compare EXISTS, IN, and JOIN for semi-joins, prevent duplicate customer rows, and handle NULL safely in exclusion queries.

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A hand placing the last berries on a fruit tart as guests arrive, the pattern not perfect but ready to serve.

Optimizer Timeouts: Reason for Early Termination in a Plan

April 1, 2024
Pinal Dave
SQL Performance
Execution Plan, SQL Cache, SQL Performance, SQL Server, SQL XML

Diagnose optimizer early termination in SQL Server plans, find cached timeouts with XML, and simplify queries using measured evidence.

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SQL Server Aligned and Non-Aligned Indexes for Partitioning.

SQL SERVER – Aligned and Non-Aligned Indexes for Partitioning

November 8, 2023
Pinal Dave
SQL Performance
SQL Index, Table Partitioning

In the context of partitioning, it’s essential to understand the concepts of aligned and non-aligned indexes. Let us learn about it today.

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