From a relational database perspective, the migration of one relational database to another is easier than migrating from a non-relational database to a relational database. However, this does not mean that this type of migration is a simple process, because of the impact on the ecosystem of which these databases are a critical part. In many respects, relational databases are quite similar, for example: data storage concepts, data management techniques, data access APIs and so on. However, they also differ significantly in the actual implementation of these common features, such as:
Object naming conventions
Null value handling
Case sensitivity
Default locking behavior
Features/functionalities supported in stored programs
Data migrations between relational databases are easier when compared with migration from legacy databases. The reason being that relational databases are similar in many data management aspects, such as handling different...