This is the list of source version control tools for Amazon Redshift.
State-based tools - generate the scripts for database upgrade by comparing database structure to the model (etalon).
Migration-based tools - help/assist creation of migration scripts for moving database from one version to next.
Migrations can be written in SQL or Java
Supports databases: Oracle, SQL Server, Azure SQL Database, DB2, MySQL, MariaDB, Google Cloud SQL, PostgreSQL, Amazon Redshift, Vertica, H2, HyperSQL, Derby, SQLite, SAP HANA, solidDB, SAP ASE, Phoenix, EnterpriseDB, Greenplummore...
Free edition: yes