Figure 2. RDS MySQL database page - Connect Section
In this post, you will learn about the solution to the error, AWS Error 2003: Can’t Connect to RDS MySQL Server, which you may come across while trying to connect AWS MySQL RDS server from your local machine (laptop or desktop).
I came across this error when I first created an RDS MySQL instance using AWS console and tried accessing the instance from my laptop using the command such as mysql -h endpoint_address -P 3306 -u username -p. The following represents the error:
Figure 1. AWS 2003 error – Can’t connect to MySQL Server
As a matter of fact, I have come across this error once in a while trying to connect the MySQL database app from the command prompt or the application. The solution works everytime you get this connection 2003 error.
The following is the solution to this error:
Figure 2. RDS MySQL database page – Connect Section
Figure 3. Security group related to RDS
Figure 4. Security Group – Edit Inbound Rules
In this post, you learned about fixing the error such as AWS 2003 error – Can’t connect to MySQL server. Did you find this article useful? Do you have any questions or suggestions about this article? Leave a comment and ask your questions and I shall do my best to address your queries.
Large language models (LLMs) have fundamentally transformed our digital landscape, powering everything from chatbots and…
As Large Language Models (LLMs) evolve into autonomous agents, understanding agentic workflow design patterns has…
In today's data-driven business landscape, organizations are constantly seeking ways to harness the power of…
In this blog, you would get to know the essential mathematical topics you need to…
This blog represents a list of questions you can ask when thinking like a product…
AI agents are autonomous systems combining three core components: a reasoning engine (powered by LLM),…