Mongo sql

1. delete column spu==null

db.channel_spu.deleteMany({ spuId:  null  })

例如，删除所有年龄小于25岁的用户信息：
db.users.deleteMany({age: {$lt: 25}})



2. 

db.channel_spu.deleteMany({ "channelCode":  "TMALL_AUTO"  })


3. 

db.channel_spu.deleteMany(
{
"spuId":{
$in:[10000041,10000045]
}
}
)