How to create Liquibase changeset for below Postgres index creation statement - "using btree"

Question

create index if not exists department_index 
   on department using btree (department_id);

How can I create a Liquibase changeset for the above Postgresql? I have to use "using btree" feature in order to attain the desired performance,

Answer 1

The default index is btree if you don't specify something else. You can use the createIndex entity to do this.

Reference: Liquibase Documentation: createIndex