ALTERTABLE`message`ADDCOLUMN`voice_chat_scheduled`TEXTCOMMENT'VoiceChatScheduled object. Message is a service message: voice chat scheduled'AFTER`proximity_alert_triggered`;
ALTERTABLE`inline_query`ADDCOLUMN`chat_type`CHAR(255)NULLDEFAULTNULLCOMMENT'Optional. Type of the chat, from which the inline query was sent.'AFTER`offset`;