trying on a metaphor
oozey mess
let's talk about Bridgerton tea, my ask is open
dirt enthusiast
we're not kids anymore.
Aqua Utopia｜海の底で記憶を紡ぐ
DEAR READER
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Kiana Khansmith
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Misplaced Lens Cap
Origami Around
Jules of Nature
roma★
he wasn't even looking at me and he found me
PUT YOUR BEARD IN MY MOUTH
Peter Solarz
Andulka
Xuebing Du
art blog(derogatory)
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@thedbahub
Unraveling CXPACKET and CXCONSUMER
Ever found yourself scratching your head over those mysterious CXPACKET and CXCONSUMER waits in SQL Server? Don’t worry, you’re not alone. I’ve been there too, and today, I’m going to break it down for you in a way that’ll make you go, “Aha! Now I get it!” We’ll dive into what these waits mean, why they happen, and most importantly, how to fix them. So grab your favorite beverage, and let’s…
Understanding and Resolving SOS_SCHEDULER_YIELD
Hey there, fellow database enthusiast! Have you ever found yourself scratching your head over mysterious performance issues in your SQL Server? Well, pull up a chair, grab your favorite debugging mug, and let’s dive into a common culprit that might be slowing down your queries: SOS_SCHEDULER_YIELD. Don’t worry if it sounds like a mouthful – by the end of this article, you’ll be explaining it to…
Understanding Parallelism Wait Statistics in SQL Server
Are you struggling with performance issues in your SQL Server? High wait statistics of the parallelism type might be the culprit. This article will demystify what parallelism wait statistics are, when they indicate a problem, and how you can address these issues to ensure your SQL Server runs smoothly. What Are Parallelism Wait Statistics? Parallelism in SQL Server refers to the ability of the…
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Understanding SQL Server Worker Threads and THREADPOOL Waits
Introduction If you’ve ever used SQLQueryStress to test your SQL Server’s performance, you might have encountered a situation where you see THREADPOOL waits but still have available worker threads. This scenario can be perplexing, especially if you’re trying to understand how SQL Server manages its resources. In this article, we’ll demystify this situation and explain why it happens, helping you…
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Decoding SQL Server's Wait Time Ratio
Unlock the power of SQL Server's Wait Time Ratio with this in-depth guide. Learn how to monitor, analyze, and optimize
Introduction In the ever-evolving world of database management, SQL Server remains a powerhouse, trusted by organizations worldwide. However, even the mightiest of systems can encounter hiccups, and one of the crucial metrics to keep an eye on is the Wait Time Ratio. This article will guide you through the intricacies of this performance indicator, empowering you to take control of your SQL…
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Understanding SQL Server Batch Requests/Sec
Introduction Have you ever wondered why your SQL Server sometimes runs like a well-oiled machine, and other times it feels like it’s trudging through molasses? Understanding the mysterious world of performance metrics can be the key to unlocking your database’s full potential. In this article, we’ll dive deep into the depths of one such metric: Batch Requests/Sec. By the end, you’ll not only…
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TRANSACTION ISOLATION LEVEL SNAPSHOT vs NOLOCK Hint
Introduction Have you ever wondered how to handle concurrency and locking in your SQL Server databases? As your applications grow in complexity and usage, managing simultaneous transactions becomes crucial for performance and data integrity. In this article, we’ll dive into two important mechanisms in SQL Server: the TRANSACTION ISOLATION LEVEL SNAPSHOT and the NOLOCK table hint. By…
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Understanding the Difference Between nVARCHAR and VARCHAR
Introduction Hey there, fellow SQL Server enthusiasts! Today, we’re diving into the world of character data types, specifically nVARCHAR and VARCHAR. As someone who’s worked with SQL Server for years, I’ve come to appreciate the importance of understanding these data types and how they can impact your database design and performance. In this article, we’ll explore the key differences between…
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The Importance of Archiving SQL Server Data: Balancing Performance and Retention Needs
Introduction As a SQL Server DBA, one of the biggest challenges I’ve faced is dealing with rapidly growing history tables. I’ve seen them balloon from a few gigabytes to terabytes in size, causing all sorts of performance headaches. But at the same time, the application teams are often hesitant to archive old data due to potential requests from other teams who may need it. In this article, I’ll…
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Optimizing SQL Server Database Size and Distribution on Disks
Introduction Hey there, fellow SQL Server enthusiasts! Today, I want to dive into a topic that’s crucial for maintaining a healthy and performant database environment: optimizing database size and distribution on disks. As your databases grow, it’s essential to have a solid strategy in place to manage their size and ensure they’re distributed effectively across your storage. In this article,…
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Exploring Claude's New Teams Subscription and iOS App 🤖📱
Claude, the AI assistant by Anthropic, has just launched some exciting new offerings – a Teams subscription plan and a slick iOS app. Let’s dive in and see what they’re all about! 🌟 New Teams Subscription The new Teams plan builds on the existing Free and Pro subscriptions: FeatureFreeProTeamsWeb & iOS access✅✅✅Image & doc analysis✅✅✅Claude 3 Sonnet access✅✅✅Claude 3 Opus access✅✅Priority…
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Optimizing SQL Server Index Size: When to Start Adding Indexes
Introduction Hey there, fellow SQL Server enthusiast! Have you ever found yourself wondering, “When should I start adding indexes to my tables?” Well, you’re not alone. As someone who’s spent countless hours optimizing databases, I’ve learned that the answer isn’t always straightforward. But fear not! In this article, we’ll dive into the fascinating world of SQL Server index size and explore…
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Understanding Transaction Isolation Levels in SQL Server
Introduction Have you ever wondered what happens behind the scenes when you start a transaction in SQL Server? As a database developer, understanding how isolation levels work is crucial for writing correct and performant code. In this article, we’ll dive into the details of what happens when you begin an explicit transaction and run multiple statements before committing. We’ll explore whether…
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A DBA's Checklist for Decommissioning a SQL Server
As a DBA, one of the more stressful tasks that occasionally lands on your plate is having to decommission a SQL Server. Maybe the hardware is being retired, or databases are being consolidated onto fewer servers. Whatever the reason, it’s a delicate process that requires careful planning and execution to avoid data loss or business disruption. I still remember the first time I had to…
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Is It Worth Updating Stats More Frequently?
Learn when it makes sense to update statistics more often than the default for busy tables in SQL Server to improve query performance.
Introduction Hey there! If you manage busy SQL Server databases, you’ve probably wondered at some point – is it worth tinkering with the statistics auto-update settings for those really high activity tables? Will sampling the data more frequently actually lead to better query plans and performance? As someone who’s experimented with this myself, I’m happy to share my experiences and insights. By…
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Multiple Transaction Log Files Per Database?
Learn when to use multiple transaction log files per SQL Server database and the pros and cons.
Are you wondering whether it’s a good idea to have more than one transaction log file per database in SQL Server? In this article, we’ll explore the pros and cons of using multiple log files and explain when it can make sense. We’ll also show you how to remove extra log files if needed. By the end, you’ll have a clear understanding of SQL Server transaction log best practices. What are…
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Understanding Query Store Size in SQL Server
For a high activity table, is it worth updating stats at a higher percentage just for auto-update to resample at a lower rate within an hour?
Introduction As a SQL Server DBA, I’ve often wondered about the impact of Query Store size on my databases. It’s a common concern, especially when storage isn’t an issue. In this article, we’ll dive into the world of Query Store and explore whether its size should be a cause for concern. Join me on this journey as we uncover the truth behind Query Store size and learn how to manage it…
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