Supported Dialects

MySQL

MySQL supports all the features that are mentioned in the Migration section, and it's being tested constantly on the following 3 versions: 5.6.35, 5.7.26 and 8.

PostgreSQL

PostgreSQL supports all the features that are mentioned in the Migration section, and it's being tested constantly on the following 3 versions: 10, 11 and 12.

SQLite

SQLite supports all "append-only" features mentioned in the Migration section. However, dropping or modifying resources, like drop-index are not supported by default by SQLite, and will be added in the future using a temporary table.

Gremlin

Gremlin does not support migration nor indexes, and it's considered experimental.