Split Large Queries in Athena with a Simple Modulo Trick
Learn how you might balance the load in Amazon Athena when you have large partition windows.
2026-10-05
1,634 reads
Data Warehouse
SQL Server Data Warehouse Concepts, Schema Design, and Implementation
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
Data Warehouse Considerations - SCD Type 2 vs Overwrite Dimension Tables
How we handle data warehousing updates to dimension tables is crucial and this article covers Slowly Changing Dimensions versus overwriting tables.
2024-12-20
The Load of Real Time Data Warehouses
How much load do real time updates place on a data warehouse? Steve has a few thoughts on the analysis of the Amazon Redshift dataset, Redset.
2024-10-07
261 reads
Dimensional Modelling Case Study Part 1 - Age Group
Learn how you can handle dimensional modeling in a data warehouse when your data uses different categorization for ages.
2024-01-12
3,078 reads
Time-Series Data Analysis with Apache Druid
Learn the basics of Apache Druid and how it can be used to ingest data into a data lake.
2023-11-10
14,713 reads
Upserts in Amazon Redshift
This article discusses different approaches of Upserts (update+inserts) in Amazon Redshift
2023-08-09
30,550 reads
A Overview of Amazon Redshift
This article gives an overview of Amazon Redshift, the cloud data warehouse in AWS.
2023-07-24
25,742 reads
How do you secure sensitive data in a modern Data Warehouse?
In 2019 Canadian Broadcasting Corporation (CBC) news reported a massive data breach at the Desjardins Group, which is a Canadian financial service cooperative and the largest federation of credit unions in North America. The report indicated, a "malicious" employee copied sensitive personal information collected by Desjardins from their data warehouse. The data breach compromised the […]
2022-03-30
3,186 reads
Infrastructure Planning for a SQL Server Data Warehouse
In this tip we look at some things you should think about when planning for a SQL Server data warehouse.
2019-02-12
2,879 reads
Blogs
T-SQL Tuesday #203: Risk and Reward
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
dataMinds Connect 2026 – Slides & Scripts
You can find the slides and SQL scripts for my session “Spice up your...
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
Forums
Training the next generation
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Reusing Customer Specific Order Filtering Logic with CROSS APPLY and an Inline TVF (Part 4)
Comments posted to this topic are about the item Reusing Customer Specific Order Filtering...
PostgreSQL psql Meta Commands: Databases
Comments posted to this topic are about the item PostgreSQL psql Meta Commands: Databases
Question of the Day
PostgreSQL psql Meta Commands: Databases
Which of the following meta commands (sometimes called backslash or slash commands) within psql will provide you with information about the databases on the cluster?
See possible answers