Please demonstrate the steps for updating an existing time series dataset used in a prior data mining project with a fresh batch of data. Then, repeat the mining performed for the original dataset with the freshly updated dataset.
2026-07-29
Learn the basics of the CROSS APPLY operator with a few examples in this short piece.
2026-07-27
5,088 reads
2026 T-SQL wish list covering native Parquet imports, arrays, OVERLAPS, simpler licensing, and cloud storage
2026-07-27
Build a process that captures your SQL Agent job history and changes across time.
2026-07-24
1,637 reads
A Data Warehouse acts as a centralized repository, is subject oriented, time variant and non-volatile repository. This article covers some concepts that will help you better design these structures.
2026-07-24
A real world story of how someone moved from Enterprise Edition to Standard for not only the SQL Server database engine, but also with SSRS, SSIS, and SSAS.
2026-07-22
3,452 reads
This article documents a SQL injection vulnerability I discovered in sys.sp_dbmmonitorupdate, a Microsoft-signed system stored procedure. For other SQL Server security vulnerabilities I’ve discovered, see the full series here.
2026-07-22
In this article, you’ll learn step-by-step setup, Python code implementation, troubleshooting, and best practices to ensure your solution is secure and scalable.
2026-07-20
1,626 reads
Large databases usually have a negative impact on maintenance time, scalability and query performance. For maintenance, these large single databases have to be backed up daily while the amount of actual changing data might be small. For performance, tables without correct indexes result in full table or clustered index scans. As the data grows the total query time increase linearly. How can we decrease downtime for the maintenance window for large databases and optimize the performance of daily queries?
2026-07-20
Learn about implicit conversions, which can dramatically affect the performance of your workload.
2026-07-17
3,481 reads
By Steve Jones
I have said and written this many times: Redgate Software is the type of...
By SQLPals
How to Check TDE Progress and Elapsed Time in SQL Server ...
By Steve Jones
Next week I’m at VS Live in San Diego (register and join me) and...
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What happens when I run this code in SQL Server 2022?
SELECT SQUARE('12') See possible answers