Each migration scenario supported by Database Migration Service is subject to different
known limitations. For more information, see the dedicated pages for each
scenario.

Known limitations for homogeneous migrations:

- [For MySQL to Cloud SQL for MySQL](https://docs.cloud.google.com/database-migration/docs/mysql/known-limitations.md.txt)
- [For PostgreSQL to Cloud SQL for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/postgres/known-limitations.md.txt)
- [For SQL Server to Cloud SQL for SQL Server](https://docs.cloud.google.com/database-migration/docs/sqlserver/known-limitations.md.txt)
- [For PostgreSQL to AlloyDB for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/postgresql-to-alloydb/known-limitations.md.txt)

Known limitations for heterogeneous migrations:

- [For Oracle to Cloud SQL for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/oracle-to-postgresql/known-limitations.md.txt)
- [For Oracle to AlloyDB for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/oracle-to-alloydb/known-limitations.md.txt)
- [For SQL Server to Cloud SQL for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/sqlserver-to-csql-pgsql/known-limitations.md.txt)
- [For SQL Server to AlloyDB for PostgreSQL](https://docs.cloud.google.com/database-migration/docs/sqlserver-to-alloydb/known-limitations.md.txt)