DROP TRIGGER IF EXISTS quota_check_slack;
DROP TRIGGER IF EXISTS ents_slack_decr;
DROP TRIGGER IF EXISTS ents_slack_incr;
DROP TRIGGER IF EXISTS quota_check_webhooks;
DROP TRIGGER IF EXISTS ents_webhooks_decr;
DROP TRIGGER IF EXISTS ents_webhooks_incr;

ALTER TABLE entitlements DROP COLUMN slack_max;
ALTER TABLE entitlements DROP COLUMN slack_used;
ALTER TABLE entitlements DROP COLUMN webhooks_max;
ALTER TABLE entitlements DROP COLUMN webhooks_used;