It depends on what you mean by "supports". If you use myisam or need DDL statement rollback MySQL is still not a great option. http://wiki.postgresql.org/wiki

It depends on what you mean by "supports". If you use myisam or need DDL statement rollback MySQL is still not a great option. http://wiki.postgresql.org/wiki/Transactional_DDL_in_PostgreSQL:_A_Competitive_Analysis http://wiki.postgresql.org/wiki/Transactional_DDL_in_Postgre... http://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html http://dev.mysql.com/doc/refman/5.7/en/implicit-commit.html