---
title: "Discussion on \"The Ghost in the Database: Why Is This Empty Table Taking 20 Seconds to Query?\" | Hashnode"
description: "Discussion on \"The Ghost in the Database: Why Is This Empty Table Taking 20 Seconds to Query?\". A dive into InnoDB's history list and purge threads"
url: "https://hashnode.com/posts/ghost-in-the-database/69820da12a62e677f2299460"
---

[Feed](https://hashnode.com/feed) /

Discussion

# [The Ghost in the Database: Why Is This Empty Table Taking 20 Seconds to Query?](https://devgeist.hashnode.dev/ghost-in-the-database?utm_source=hashnode&utm_medium=feed)

A dive into InnoDB's history list and purge threads

Feb 3 · 8 min read · devgeist.hashnode.dev  
Updated Jul 7  
Read the article

-   [#mysql](https://hashnode.com/tag/mysql)
-   [#performance](https://hashnode.com/tag/performance)
-   [#databases](https://hashnode.com/tag/databases)
-   [#innodb](https://hashnode.com/tag/innodb)

## Written by

[Myroslav Vivcharyk](https://hashnode.com/@devgeist)

@devgeist · Berlin

  
[View profile](https://hashnode.com/@devgeist)

Practical Software Engineering: Real solutions for real problems, with a human touch.

## Responses

Markdown supported · ⌘↵ to post

No responses yet.