PostgreSQL Performance Optimization: Remove Dead Tuples & Reindex for Faster Queries

Опубликовано: 28 Апрель 2026
на канале: Dev Portal
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Welcome back to Dev Portal.

Is your PostgreSQL database slowing down? Are queries taking longer than expected?

In this tutorial, we’ll cover essential performance optimization techniques to keep your database running smoothly.

Topics Covered:
What are dead and live tuples in PostgreSQL?
How dead tuples impact database performance
Using VACUUM, ANALYZE, and AUTOVACUUM to clean up dead tuples
Reindexing to remove index bloat and improve query performance
Best practices for PostgreSQL performance tuning

Detailed Notes: https://github.com/nakulmitra/databas...

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Timestamps:
00:00 - Introduction
00:32 - Understanding Live & Dead Tuples in PostgreSQL
01:32 - Why Do Dead Tuples Exist?
01:55 - How Dead Tuples Affect Performance
02:19 - Checking Live and Dead Tuples in a Table
04:18 - Using VACUUM & ANALYZE to Clean Up Dead Tuples
06:17 - Configuring Autovacuum for Automatic Maintenance
09:07 - Checking Index Bloat in PostgreSQL
11:58 - Reindexing to Optimize Query Performance
14:09 - Best Practices for PostgreSQL Performance Tuning
14:35 - Summary & Next Steps

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Keywords:
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How to optimize PostgreSQL performance
How to clean dead tuples in PostgreSQL
How to use vacuum analyze in PostgreSQL
PostgreSQL reindex vs vacuum
How to reduce query execution time in PostgreSQL

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