We all know and value SQL functions as a handy shortcut. PostgreSQL v14 has introduced a new, better way to write SQL functions. This article will show the advantages of the new syntax. An example of an SQL function Let’s create a simple example of an SQL function with the “classical” syntax so that we […]

© Laurenz Albe 2021 For many people, “cross join” is something to be afraid of. They remember the time when they forgot the join condition and the DBA was angry, because the query hogged the CPU and filled the disk. However, there are valid use cases for cross joins which I want to explore in […]