https://developers.weixin.qq.com/miniprogram/dev/wxcloud/reference-sdk-api/database/document/Document.update.htmlhttps://developers.weixin.qq.com/miniprogram/dev/wxcloud/reference-sdk-api/database/document/Document.update.htmlhttps://developers.weixin.qq.com/miniprogram/dev/wxcloud/reference-sdk-api/database/document/Document.update.html
建议用云函数操作数据库