CREATE TABLE /*_*/isekai_oidc (
  oidc_user INT UNSIGNED PRIMARY KEY NOT NULL,
  oidc_subject VARCHAR(255) NOT NULL,
  access_token TEXT,
  refresh_token TEXT
) /*$wgDBTableOptions*/;
CREATE INDEX /*i*/isekai_oidc_subject ON /*_*/isekai_oidc(oidc_subject);