text: CREATE TABLE fcp_proposal (
      id SERIAL PRIMARY KEY,
      fk_issue INTEGER UNIQUE NOT NULL REFERENCES issue (id),
      fk_initiator INTEGER NOT NULL REFERENCES githubuser (id),
      fk_initiating_comment INTEGER NOT NULL REFERENCES issuecomment (id),
      disposition VARCHAR NOT NULL
  );
  
  CREATE TABLE fcp_review_request (
      id SERIAL PRIMARY KEY,
      fk_proposal INTEGER NOT NULL REFERENCES fcp_proposal (id) ON DELETE CASCADE,
      fk_reviewer INTEGER NOT NULL REFERENCES githubuser (id),
      fk_reviewed_comment INTEGER REFERENCES issuecomment (id),
      UNIQUE (fk_proposal, fk_reviewer)
  );
  
  CREATE TABLE fcp_concern (
      id SERIAL PRIMARY KEY,
      fk_proposal INTEGER NOT NULL REFERENCES fcp_proposal (id) ON DELETE CASCADE,
      fk_initiator INTEGER NOT NULL REFERENCES githubuser (id),
      fk_resolved_comment INTEGER REFERENCES issuecomment (id),
      name VARCHAR NOT NULL
  );
  
  CREATE TABLE rfc_feedback_request (
      id SERIAL PRIMARY KEY,
      fk_initiator INTEGER NOT NULL REFERENCES githubuser (id),
      fk_requested INTEGER NOT NULL REFERENCES githubuser (id),
      fk_issue INTEGER NOT NULL REFERENCES issue (id),
      fk_feedback_comment INTEGER REFERENCES issuecomment (id)
  );
  