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Tag: development

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Here you can find all blog posts about the Tag: development. You can go back to all blog posts or take a look into our other categories & tags.

Creating and refreshing materialized views in PostgreSQL

by Hans-Jürgen Schönig | 06.2021
A “materialized view” is a database object which stores the result of a precalculated database query and makes it easy […]

About cross join in PostgreSQL

by Laurenz Albe | 06.2021
  For many people, “cross join” is something to be afraid of. They remember the time when they forgot the […]

What to return from a PostgreSQL row level trigger?

by Laurenz Albe | 04.2021
  In this article, I'll talk about row level triggers, which are the most frequently used kind of triggers. I […]

PostgreSQL: How to write a trigger

by Hans-Jürgen Schönig | 02.2021
Just like in most databases, in PostgreSQL a trigger is a way to automatically respond to events. Maybe you want […]

Golden Proportions in PostgreSQL

by Hans-Jürgen Schönig | 01.2021
As CYBERTEC keeps expanding, we need a lot more office space than we previously did. Right now, we have a […]

PostgreSQL: Foreign keys and insertion order in SQL

by Hans-Jürgen Schönig | 10.2020
In SQL, the concept of foreign keys is an important one that can be found in all professional databases used […]

Debugging PL/pgSQL: GET STACKED DIAGNOSTICS

by Hans-Jürgen Schönig | 09.2020
PL/pgSQL is the preferred way to write stored procedures in PostgreSQL. Of course there are more languages to write code […]

Generating a normal distribution in SQL

by Hans-Jürgen Schönig | 09.2020
SQL and PostgreSQL are perfect tools to analyze data. However, they can also be used to create sample data which […]

PostgreSQL vs PostgreSQL vs Postgres vs Oracle vs all the rest

by Hans-Jürgen Schönig | 09.2020
Is it Postgre, PostGreSQL, Postgres or PostgreSQL? We have all seen a couple of wrong ways to spell “PostgreSQL”. The […]

PostgreSQL: GROUP BY expression

by Hans-Jürgen Schönig | 08.2020
GROUP BY is nothing new and is available in any relational database I am aware of. It is an integral […]
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