---
title: "Discussion on \"Non-Repeatable Read Explained: When the Same Query Returns Different Results\" | Hashnode"
description: "Discussion on \"Non-Repeatable Read Explained: When the Same Query Returns Different Results\". Why reading the same row twice in one transaction can return different committed values — and which isolation level finally stops it."
url: "https://hashnode.com/posts/non-repeatable-read-database-anomaly/69da855b2a9efd71447e7969"
---

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# [Non-Repeatable Read Explained: When the Same Query Returns Different Results](https://abstractalgorithms.hashnode.dev/non-repeatable-read-database-anomaly?utm_source=hashnode&utm_medium=feed)

Why reading the same row twice in one transaction can return different committed values — and which isolation level finally stops it.

Apr 11 · 26 min read · abstractalgorithms.hashnode.dev  
Updated Jun 18  
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-   [#databases](https://hashnode.com/tag/databases)
-   [#transactions](https://hashnode.com/tag/transactions)
-   [#isolation-levels](https://hashnode.com/tag/isolation-levels)
-   [#non-repeatable-read](https://hashnode.com/tag/non-repeatable-read)
-   [#distributed-systems](https://hashnode.com/tag/distributed-systems)

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