When trying to generate DDL for my entity model the following error prompt and complain identity key generator is not supported.
This problem is caused by the database connection in your project was specified to use the old Oracle dialect. To solve this problem:
- Go to Tools > DB > Database Configuration…
- Press the green down arrow button next to Driver field.
- Select org.hibernate.dailect.Oracle12cDialect.
- Press OK to confirm the change.
Now you will able to generate DDL for your entity with primary key specified to use identity as key generator.