2020 Advent of Code–Day 1
This series looks at the Advent of Code challenges. I started the Advent of Code at the beginning of December 2020, but life quickly got in the way. Weekends...
2021-02-08 (first published: 2021-01-27)
267 reads
This series looks at the Advent of Code challenges. I started the Advent of Code at the beginning of December 2020, but life quickly got in the way. Weekends...
2021-02-08 (first published: 2021-01-27)
267 reads
One area where AI has found some traction is in the healthcare industry, where is seems to be helping improve care.
2021-02-08
274 reads
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-02-08
26 reads
2021-02-08
470 reads
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-02-05
16 reads
2021-02-05
470 reads
This isn’t a database post, instead, I’m going to talk about my laptop. I got an HP Spectre x360 a couple years ago and was using it for work...
2021-02-05
30 reads
Steve ran across a list of interview questions and wonders if it's a good test for an experienced database developer.
2021-02-05
392 reads
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-02-04
17 reads
Building better software requires some experimentation, but also some learning. Building better software as an organization requires even more.
2021-02-04
312 reads
I’ve been thinking a lot lately about what it actually takes to make an...
By Steve Jones
Redgate is a for-profit company. We look to make money by building and selling...
I’ve uploaded the slides for my Techorama session Microsoft Fabric for Dummies and my...
Comments posted to this topic are about the item Even When You Know What...
Comments posted to this topic are about the item The New Software Team
Comments posted to this topic are about the item Database Mail in SQL Server...
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