> show dbsshow dbs
admin 0.000GB
config 0.000GB
local 0.000GB
> use dumalluse dumall
switched to db dumall
db.createCollection('goods')
db.createCollection('users')
root@izuf61quxhnlk8haul3v64z wj]# mongoimport --db dumall --collection goods --file dumall-goods
2018-12-01T22:49:00.049+0800 connected to: localhost
2018-12-01T22:49:00.064+0800 imported 17 documents
[root@izuf61quxhnlk8haul3v64z wj]# mongoimport --db dumall --collection users --file dumall-users
2018-12-01T22:49:16.513+0800 connected to: localhost
2018-12-01T22:49:16.529+0800 imported 1 document