Internal Details of Hello Apex Program

In the previous page, we have learnt about the first program, how to compile and run the first Apex program. Here, we are going to learn, what happens while compiling and running the Apex program.

What happens at compile time in Apex?

When developers writes & saves code in platform, code is compiled on force.com platform and stored in the form of metadata in Salesforce servers.

What happens at run time in Apex?

End users can send request from User Interface(UI)/Console & retrieve results from Salesforce servers which is stored into Metadata.