---
title: "Discussion on \"Unusual Wait types CLR_Join in SQL Server Matters After a Windows Patch\" | Hashnode"
description: "Discussion on \"Unusual Wait types CLR_Join in SQL Server Matters After a Windows Patch\". A critical lesson from CLR_JOIN waits and SQL Server performance bottlenecks"
url: "https://hashnode.com/posts/unusual-wait-types-clrjoin-in-sql-server-matters-after-a-windows-patch/682c2274cdf5abb37d375d43"
---

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# [Unusual Wait types CLR\_Join in SQL Server Matters After a Windows Patch](https://sqlstation.hashnode.dev/unusual-wait-types-clrjoin-in-sql-server-matters-after-a-windows-patch?utm_source=hashnode&utm_medium=feed)

A critical lesson from CLR\_JOIN waits and SQL Server performance bottlenecks

May 20, 2025 · 2 min read · sqlstation.hashnode.dev  
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-   [#clrjoin](https://hashnode.com/tag/clrjoin)
-   [#clr-joinwait-types](https://hashnode.com/tag/clr-joinwait-types)
-   [#sql-server-clr-join-wait-types](https://hashnode.com/tag/sql-server-clr-join-wait-types)

## Written by

[Pradeep Prakash](https://hashnode.com/@ipradeepprakash)

@ipradeepprakash

  
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DBA - SQL Server

SQL Server DBA | Powershell |TSQL | Azure

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