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The Night Shift.

The Strange Emotional Shift of Working Alongside a Machine That “Thinks”

February 23, 2026
Pinal Dave
AI
AI, SQL Index, SQL Performance

Let us talk about The Strange Emotional Shift of Working Alongside a Machine That “Thinks”. The Night a Query Finished Before I Did

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SQL Server Execution Plan.

SQL SERVER – Execution Plans and Indexing Strategies – Quick Guide

February 9, 2026
Pinal Dave
SQL Performance
Clustered Index, Execution Plan, Query Hint, SQL Index

Let us learn today in this quick guide Execution Plans and Indexing Strategies. Your comments are welcome

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Catching Non-SARGable Queries in Action.

SQL SERVER – Catching Non-SARGable Queries in Action

April 23, 2025
Pinal Dave
SQL Performance
Clustered Index, Execution Plan, Performance Schema, SQL Index

If you ever wondered why a query that looks harmless is performing poorly despite having indexes in place, the answer could non-SARGable queries.

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key lookup

SQL SERVER Performance Tuning: Catching Key Lookup in Action

April 3, 2025
Pinal Dave
SQL Performance
Clustered Index, Execution Plan, SQL Index

In this blog post, we’ll explore what a Key Lookup is, how to spot it, and most importantly, how to eliminate it using a covering index.

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Functions and Missing

Functions and Missing Indexes – SQL in Sixty Seconds 204

June 27, 2024
Pinal Dave
SQL Video
SQL Function, SQL Index

In this blog post, we will discuss the relationship between Functions and Missing Indexes Hints in SQL Server. Functions can reduce query performance.

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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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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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