导出的示例数据，为什么每条数据都带$oid的？
{"_id":{"$oid":"6349a3dff808ea0001a1b1d6"},"brand":"xxx利","nationality":"","brand_hot":10,"brand_index":"Y","brand_logo":"xxx","brand_id":"540","dcloud_appid":["__UNI__88F2476"],"status":0,"creator":{"$oid":"62da4be51341c70001e9d0be"},"create_date":1665770462063,"updated_staff":{"$oid":"62da4be51341c70001e9d0be"},"updated_date":1665770462063}
1 个回复
DCloud_uniCloud_WYQ
阿里云数据库底层存储的默认的_id就是objectId类型，腾讯云的默认是字符串