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Improve your database performance with PL/PGSQL Functions
Updated on Sep, 2026
Programming, Database and Design Development, PostgreSQL
Duration - 1.5 hours
Training 5 or more people ?
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If you are a database developer and performance is a goal to achieve with your DB design, then using PL/PGSQL functions is an excellent tool.
In this course we will learn all about functions :
Structure & structure components.
Syntax to create a function.
The core part of any function is the body; we will see examples of which parts the body builds.
We see the different kinds of implementations in the body, starting with the variables, queries and the return results.
We see with examples the different datatypes that we can RETURNS from a function
We see the parameters that we can use to create a function.
How to deal with different types of data that we process in a function such as ARRAY and mix data types value…
How to RETURNS TABLES, RECORDS or Scalar variables.
How to use special queries such as insert, update, delete with returning ... or use INTO clause and how to apply FOR & FOR EACH Loops
how to use PERFORM and EXECUTE
All this we will practice with live examples on a Postgresql server.
P.S: THIS FUNCTIONS course in total consists of 2 parts with more than 15 videos divided into 2 parts in compliance with rules
Check out the detailed breakdown of what’s inside the course
1- My main field of expertise is the Postgresql Database , with 12 years of work .
2- Flutter apps development both U.I and back end.
3- Cloud Postgresql database with Supabase platform.
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