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Is your SQL Server running slow and you want to speed it up without sharing server credentials? In my Comprehensive Database Performance Health Check, we can work together remotely and resolve your biggest performance troublemakers in less than 4 hours.

Once you learn my business secrets, you will fix the majority of problems in the future.

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Have you ever opened any PowerPoint deck when you face SQL Server Performance Tuning emergencies? SQL Server Performance Tuning Practical Workshop is my MOST popular training with no PowerPoint presentations and 100% practical demonstrations.

Essentially I share my business secrets to optimize SQL Server performance.

For SQL Server Emergency Help, you can reach out to me at pinal@sqlauthority.com with words URGENT in the email subject line for other services mention “Comprehensive Database Performance Health Check“.

SQL SERVER – Database Mirroring Login Attempt Failed With Error: ‘Connection Handshake Failed. An OS Call Failed: (80090350)

Pinal Dave
SQL
AlwaysOn, Computer Network, SQL Error Messages, SQL High Availability, SQL Mirroring, SQL Server, Windows
No Comments

While Microsoft has introduced an AlwaysOn availability group feature in SQL Server 2012 and people have been using it instead of database mirroring. In this blog, we would learn how to fix error Database Mirroring login attempt failed with error: ‘Connection handshake failed. An OS call failed: (80090350).

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How to Check Status of Instant File Initialization? – Interview Question of the Week #184

Pinal Dave
SQL Interview Questions and Answers
Computer Network, File format, SQL Scripts, SQL Server, Windows
No Comments

Question: How to Check Status of Instant File Initialization?

Answer: This is a follow-up question of the previous blog post which I shared earlier. Please read this blog post before reading this blog for complete information: How to Check If Instant File Initialization Enabled or Not?

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SQL SERVER – How to Check If Instant File Initialization Enabled or Not?

Pinal Dave
SQL Tips and Tricks
Computer Network, File format, SQL Scripts, SQL Server, Windows
3 Comments

The question such as this makes my day during the Comprehensive Database Performance Health Check. One of the DBA asked if there is an easy way to know if they have Instant File Initialization Enabled or Not for their server. Honestly, this is a very simple question but there was no quick answer to this one before SQL Server 2016. However, if you are using SQL Server 2016 or later version of SQL Server, you can figure out the status of the instant file initialization pretty quickly.

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SQL SERVER – Error 9002: The Transaction Log for Database ‘SQLDB’ is Full Due to ‘DATABASE_MIRRORING’

Pinal Dave
SQL
SQL Error Messages, SQL High Availability, SQL Mirroring, SQL Scripts, SQL Server
3 Comments

It is interesting to see in SQL Server that same error message is raised due to multiple reasons. One such error is 9002. In this blog, we would quickly learn about the cause of error 9002: The transaction log for database ‘SQLDB’ is full due to ‘DATABASE_MIRRORING’

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SQL SERVER – Observation: ROWLOCK Hint and Slow Performance

Pinal Dave
SQL Performance
Query Hint, SQL Scripts, SQL Server
1 Comment

During my recent Comprehensive Database Performance Health Check Developer showed me a slow query which used ROWLOCK hint. The common understanding is that with the help of ROWLOCK hint SQL Server only locks a single row which eventually leads to performance but in their case, it was actually very much opposite. Let us see this scenario with a simple example.

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Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.

Pinal has authored 14 SQL Server database books and 98 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.

Pinal is an experienced and dedicated professional with a deep commitment to flawless customer service. If you need help with any SQL Server Performance Tuning Issues, please feel free to reach out at pinal@sqlauthority.com.

Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).

Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.