difference between alfresco sdk and alfresco svn

[cherifalfresco]

Hello dear predecessors, I debuted on alfresco maintanant, I was looking for the source code to customize alfresco and saw I could get a tutorial that showed me how to download it from subversion and I fait.Mais I want to understand the difference between the SDK and source code download by svn. thank you to you

[mrogers]

The SDK are some resources provided to allow you to code extensions to alfresco without needing to build alfresco.

Subversion is a resource control system that allows you to obtain the source code for alfresco (including the SDK).