Articles

External Article

Getting Started with Bayesian Modeling

Multivariate analysis in data science is a type of analysis that tackles multiple input/predictor and output/predicted variables. This tip explores the problem of predicting air pollution measured in particulate matter (PM) concentration based on ambient temperature, humidity, and pressure using a Bayesian Model.

2025-09-19

External Article

How to Measure Replication Latency in SQL Server AlwaysOn Synchronous Availability Groups

Synchronous replicas in SQL Server Availability Groups promise no data loss, but they don’t promise zero delay; under heavy load they can still fall behind. This article shows how to measure and track that hidden replication delay using SQL Server performance counters, so you can see how well your system keeps up during IO‑intensive operations and plan maintenance more safely.

2025-09-17

External Article

A Rolling Filtered Index in SQL Server

I recently resolved an issue where a query pulling data from the last 30 days would time out due to the table’s size and the lack of a supporting index. Creating a supporting index is possible, but not ideal; it will be very large and may not be useful for most queries and use cases. I wonder how I could implement a filtered index that follows time and is always limited to the last n days.

2025-09-10

Blogs

Data Skew in Data Engineering: What It Is and How to Fix It

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5 SQL Tricks Worth Remembering Before You Close the Laptop

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Fuzzy String Matching in SQL Server 2025

By Daniel Calbimonte

Comments posted to this topic are about the item Fuzzy String Matching in SQL...

Representing Money

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Representing Money

Celebrating 30 years of PostgreSQL, A Thank you message

By Pat Wright

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Question of the Day

Representing Money

Which types of currency does the money data type represent?

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