mongodb 数据导入导出

mongoexport 命令异常方便简单强大！

连接数据库：

jkmiao@jkmiao-ipin:~$ mongo 192.168.1.xx:xxx/jd_58tc_raw

1.  导出10条数据到标准输出

 mongoexport -h 192.168.1.xx:xxxxx -d jd_58tc_raw -c jd_raw_38 -f 'jdJob' -q '{"jdJob.age":/25岁/}' --limit 10

2. 到文件

$ mongoexport -h 192.168.1.97:27027 -d jd_58tc_raw -c jd_raw_38 -f 'jdJob' -q '{"jdJob.age":/25岁/}' --limit 10 --pretty -o jd_58tc_output.json
2016-01-31T16:30:58.612+0800    connected to: 192.168.1.97:27027
2016-01-31T16:30:58.716+0800    exported 10 records

3. 导入

mongoimport -h localhost:27017 -d jd_raw -c jd_58tc_raw --drop ./jd_58tc_output.json 

完整使用：

jkmiao@jkmiao-ipin:~$ mongoexport -h 192.168.1.97:27027 -d jd_58tc_raw -c jd_raw_38 -f 'jdJob' -q '{"jdJob.age":/岁/}' --limit 1000 -o jd_58tc_output.json 
2016-01-31T16:40:47.815+0800    connected to: 192.168.1.97:27027
2016-01-31T16:40:47.921+0800    exported 1000 records

jkmiao@jkmiao-ipin:~$ mongoimport -h localhost:27017 -d jd_raw -c jd_58tc_raw --drop ./jd_58tc_output.json 
2016-01-31T16:41:44.405+0800    connected to: localhost:27017
2016-01-31T16:41:44.406+0800    dropping: jd_raw.jd_58tc_raw
2016-01-31T16:41:44.513+0800    imported 1000 documents