Migrating 2.x services to 3.0
When migrating services from older versions of ArangoDB it is generally recommended you make sure they work in legacy compatibility mode, which can also serve as a stop-gap solution.
This chapter outlines the major differences in the Foxx API between ArangoDB 2.8 and ArangoDB 3.0.
console object in later versions of ArangoDB 2.x implemented a special Foxx console API and would optionally log messages to a collection. ArangoDB 3.0 restores the original behavior where
console is the same object available from the console module.