Cloud Composer 1 vs Cloud Composer 2
Currently, there are two main Cloud Composer versions, Cloud Composer 1 and Composer 2. Don’t be mistaken for the Airflow version, Airflow also has their versioning from the open-source. For example, currently, the latest Airflow version is 2.5.3.
What is the main difference between the two major Cloud Composer versions? There are some aspects that make Cloud Composer 1 and 2 different. But one of the most significant aspects is how the Airflow managed service works. In Cloud Composer 1, the number of Airflow workers is pre-defined for each environment. Cloud Composer 2 introduces the auto-scaling capability for the number of Airflow workers.
For example, in Cloud Composer 1, you need to choose the number of workers when you create the environment, let’s say three workers. This environment will always occupy three virtual machines for the environment, with or without workloads running on top of it. In other cases, if there are...