How to Avoid N+1 Queries: Comprehensive Guide and Python Code Examples
This article describes the N+1 problem that we often find when developers use row by row solutions for querying related data in a database.
2023-06-21
4,715 reads
rohin daswani
An Overview of PostgreSQL Window Functions
This article looks at Window functions and how they can be used to solve problems in a different way from standard aggregate functions.
2023-02-24
6,014 reads
Nullable vs Non-Nullable Columns and Adding Not Null Without Downtime in PostgreSQL
In this article, we are going to talk about nullable and non-nullable columns specifically related to Postgres databases. While the reasons to use nullable or non-nullable columns may seem obvious at first, there are pitfalls associated with each decision that either affect development velocity, affect application performance, or cause downtime. Let's start with definitions. Nullable […]
2023-02-03
15,300 reads
Blogs
Catching Up On SQLOrlando
By Andy Warren
Somehow two years have elapsed since my last update; hopefully it won’t be that...
Advice I Like: Pyramid Schemes
By Steve Jones
If someone is trying to convince you it’s not a pyramid scheme, it’s a...
Using Prompt AI for a Travel Data Analysis
By Steve Jones
I was looking back at my year and decided to see if SQL Prompt...
Forums
Switch partition: NULL boundary id
I have table: t1 in schema1 with 19 billion records. I have another table...
Minimally Viable Security
Comments posted to this topic are about the item Minimally Viable Security
Encoding NULL
Comments posted to this topic are about the item Encoding NULL
Question of the Day
Encoding NULL
What is returned from this code in SQL Server 2025?
SELECT BASE64_ENCODE(NULL)See possible answers