lemmy/migrations/2022-01-04-034553_add_hidden_column/up.sql

ALTER TABLE community
    ADD COLUMN hidden boolean DEFAULT FALSE;

CREATE TABLE mod_hide_community (
    id serial PRIMARY KEY,
    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
    mod_person_id int REFERENCES person ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
    when_ timestamp NOT NULL DEFAULT now(),
    reason text,
    hidden boolean DEFAULT FALSE
);