Micro services and databases scale independenlty.

In practise, micro services scale more often than databases.

Databases scale using sharding and/or replications.

Consistency will be handled either using optimistic or pessimistic locking

Micro services and databases scale independently.

In practise, micro services scale more often than databases.

Databases scale using sharding and/or replications.

Consistency will be handled either using optimistic or pessimistic locking