How We Handled a Vendor Retry That Loaded Twice in Snowflake
The vendor file arrived twice overnight, Snowflake loaded both copies without complaining, and finance found the problem before the pipeline did.
2026-07-01
843 reads
Chandan Shukla
Downtime Caused by the Postgres Transaction ID Wraparound Problem
Learn about transaction ID wraparound in PostgreSQL, which caused a problem for the author.
2026-02-23 (first published: 2026-02-13)
4,928 reads
Stairway to Azure SQL Hyperscale Level 6: Backup and Restore Internals
Learn how backup and restore work in Azure SQL Hyperscale in this next level in the stairway series.
2025-12-17
854 reads
Stairway to Azure SQL Hyperscale Level 5: Data Growth and Fast Auto-Grow Mechanism
In this level, we learn about the database file size growth in Hyperscale.
2025-12-03
114 reads
Filtered Indexes: The Developer’s Secret Weapon in SQL Server
Learn about filtered indexes in SQL Server, how they work, and how they can help improve performance.
2025-11-24
4,881 reads
UNLOGGED Tables in PostgreSQL: When Speed Matters More Than Durability
Learn about unlogged tables and how they work in PostgreSQL.
2025-11-21
5,348 reads
MySQL’s BLACKHOLE Storage Engine: The Odd Feature I Wish SQL Server Shipped With
Learn about a MySQL feature that could be useful in some scenarios for SQL Server.
2025-11-10
4,335 reads
Stairway to Azure SQL Hyperscale Level 4: Log Service and Transaction Management
Learn about how the Log Service helps manage transactions in the Hyperscale Tier.
2025-10-29
1,108 reads
How Implicit Transactions Hurt SQL Server Performance Without You Knowing
Learn about implicit transaction and why you might not want to enable this setting.
2025-10-24
6,767 reads
Stairway to Azure SQL Hyperscale – Level 3: RBPEX Caching Layer Internals
In this level of the Stairway to Azure SQL Hyperscale we learn about the read-only layer that speeds up queries.
2025-10-08
491 reads
Blogs
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
T-SQL Tuesday #200: When I Look at a Query …
By Steve Jones
This month is a milestone for T-SQL Tuesday. It’s number 200, which doesn’t sound...
Forums
A Quick Second Opinion
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Five Intelligent Query Processing Features in SQL Server 2022 That Quietly Tune Your Workload
Comments posted to this topic are about the item Five Intelligent Query Processing Features...
Checking the Error Log I
Comments posted to this topic are about the item Checking the Error Log I
Question of the Day
Checking the Error Log I
On my SQL Server 2025, I want to search the error log from my T-SQL code for potential issues and then inform an administrator. What is the current way to easily query the error log?
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