How do you record locations in SQL? Most relational database systems support spatial and geographical data, generally using the round-earth system based on the SQL specification of the Open Geospatial Consortium (OGC). However, this is not the only approach, as Joe Celko explains.
CosmosDB has ways to tune performance based on throttle metrics. We probably need some DevOps style feedback and adjustment for relational systems.
Greg Larsen shows how to fix the “cache is out of date” error message when SQL Server Management Studio starts up.
Databases, like sheep, get get into some surprising scrapes. However, as long as you've planned for all the common mishaps, your conscience should be clear to take a well-earned holiday.
Tom wants to check a simple query: How many times has a particular topic been presented and from how many different presenters.
This article introduces the concept of the Calendar table to SQL newcomers and illustrates use of a few columns they might not have imagined.
Erik Darling's delighted to see that SQL Server does some creative partition elimination.
PlanTrace Now Supports PostgreSQL The same plan analysis you know from...
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In the new VECTOR_DISTANCE() function in SQL Server 2025, the first parameter is the distance_metric. What is this?
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