SQL Server Function Examples with JSON Files
This tip drills down on how to process JSON files with SQL Server and demonstrates an approach for extracting key values from JSON nested key-value pairs.
2023-01-23
Uncategorized
The Power of Community in Times of Uncertainty
The last two weeks have brought a (seemingly) daily deluge of difficult news in the tech sector. Microsoft, Google, Facebook, and Amazon have all had significant layoffs with many friends in the #SQLFamily and data community being impacted. In times of uncertainty and heightened anxiety, it’s essential to have a group you can turn to […]
2023-01-21
110 reads
SQL Server point in time recovery
In this article, we look at how to do a point in time restore using TSQL and SSMS to recover a database to a particular point in time.
2023-01-20
Verifying Trees
In this article, Glen Cooper provides code that allows you to process a tree, or undirected graph of data. Lots of hierarchies fall into this category and the ability to process them is valuable in many reporting situations.
2023-01-20
3,359 reads
Dealing with the Bits of a Binary Value in SQL Server
In this article, I want to talk about a topic that you may never need. The only time I have really had need to look at the bits in a byte pattern. In (what is now) ancient versions of SQL Server didn't have such self-describing columns like in its metadata objects like it does now.
2023-01-18
Technical Considerations for Data Ingestion - Part 2
In part 2, we discuss the concepts of structure, tooling, and indexing for your data ingestion pipelines.
2023-01-18
2,767 reads
How to work with web information, maps, and images in Power BI
In this article, you will learn how you can add the map and image visuals to your Power BI report and have them update as you select different data values.
2023-01-16
2,104 reads
How to Find Missing Rows in a Table
When someone says, “Find all the rows that have been deleted,” it’s a lot easier when the table has an Id/Identity column. Let’s take the Stack Overflow Users table:
2023-01-16
Bucket Sort Algorithm in Python to Sort a List of Array Values
Learn about how to implement a simple bucket sort algorithm using Python code to sort a list of array values.
2023-01-16
2023-01-13
519 reads
Blogs
The Book of Redgate: Profits
By Steve Jones
Redgate is a for-profit company. We look to make money by building and selling...
Session Materials for Techorama & DataGrillen 2026
I’ve uploaded the slides for my Techorama session Microsoft Fabric for Dummies and my...
Stop Using Pandas for Aggregations — Try DuckDB Instead
If you've ever loaded a 2 GB CSV into pandas just to run a...
Forums
Even When You Know What You're Doing, You Can Screw Up
Comments posted to this topic are about the item Even When You Know What...
The New Software Team
Comments posted to this topic are about the item The New Software Team
Database Mail in SQL Server 2022
Comments posted to this topic are about the item Database Mail in SQL Server...
Question of the Day
The string_agg function
We create the following table and then insert some records in it:
create table t1 ( id int primary key, category char(1) not null, product varchar(50) ); insert into t1 values (1, 'A', 'Product 1'), (2, 'A', 'Product 2'), (3, 'A', 'Product 3'), (4, 'B', 'Product 4'), (5, 'B', 'Product 5');What happens if we execute the following query in both Sql Server and PostgreSQL?
select id,
category,
string_agg(product, ';')
over (partition by category order by id
rows between unbounded preceding and unbounded following) as stragg
from t1; See possible answers