ALTER TABLE `message` ADD COLUMN `voice_chat_scheduled` TEXT COMMENT
'VoiceChatScheduled object. Message is a service message: voice chat
scheduled' AFTER `proximity_alert_triggered`;
ALTER TABLE `inline_query`
ADD COLUMN `chat_type` CHAR(255) NULL DEFAULT NULL COMMENT 'Optional. Type
of the chat, from which the inline query was sent.' AFTER `offset`;