| -- +migrate Up | |
| CREATE TABLE twilio_sms_callbacks( | |
| phone_number TEXT NOT NULL, -- the phone number to be notified | |
| callback_id UUID NOT NULL REFERENCES sent_notifications (id) ON DELETE CASCADE, -- the unique ID of the notification | |
| code INT NOT NULl, -- the alert number with which user should respond to for this alert | |
| twilio_sid TEXT NOT NULL, -- the unique Twilio sid returned from Twilio (returned when alert message not delivered by Twilio) | |
| PRIMARY KEY(phone_number,code), | |
| UNIQUE (phone_number,twilio_sid) | |
| ); | |
| -- +migrate Down | |
| DROP TABLE IF EXISTS twilio_sms_callbacks; | |