New era of data integration between “databases-as-a-microservices” needs in methods and physical realization of data streaming replication between heterogeneous databases.
Danis chosen the way “from MySQL to PostgreSQL”. Moreover, during his analysis and implementation, he extended a functionality of solution and provided a new vision “from many MySQL databases to one PostgreSQL database”
Also, during his investigation, he provided a possibility to create a mapping between source and destination tables like EL process (Extract-Load).
Other words, you can make a topology of data replication between source / destination tables as you wish.