a tool to remove mongodb duplicate data or copy mongodb data
Project description
移除 mongodb 的重复数据的小工具
-
可以去除重复数据 >>> mongochecker
-
可以复制数据 >>> mongocopy
安装:
$ pip install mongochecker
1. 去重功能介绍:
运行:
$ mongochecker [mongodb setting file path]
mongodb setting file 格式:
[
{"host": "127.0.0.1",
"port": 27017,
"name": "root",
"password": "123456",
"source": "admin",
"db": "mydb1"
},
{"host": "111.123.234.321",
"port": 27017,
"name": "root",
"password": "123456",
"source": "admin",
"db": "mydb1",
"collection": "my_collection",
"check_keys": ["key1", "key2"]
}
]
说明:
1. mongodb setting file 必须是 json 格式
2. 一个 mongodb setting file 可以是一个 mongodb 设置的字典, 也可以是多个mongodb 设置组成的列表
3. 配置里 host 和 port 是必须的, 如果开启了认证, 则 name, password, source 也是必须有的
4. 除了上述的必须配置, db 是用来指定操作的数据库的, collection 是用来指定操作的集合的, check_keys 是用来指定集合过滤字段的
5. 也可以不指定 mongodb setting file, 运行时跟着提示填写即可
数据贵无价 操作需谨慎
2. 复制功能介绍:
运行:
$ mongocopy [mongodb copy setting file path]
mongodb copy setting file 格式:
{
"from": {
"host": "127.0.0.1",
"port": 27017,
"user": "root",
"password": "123456",
"source": "admin",
"db": "source_db",
"from_collection": "source_collection",
"condition": {
"class": "1"
}
},
"to": {
"host": "127.0.0.1",
"port": 27017,
"user": "root",
"password": "123456",
"source": "admin",
"db": "target_db",
"to_collection": "target_collection",
"filter": {
"name": ""
}
}
}
说明:
1. mongodb setting file 必须是 json 格式
2. 一个 mongodb setting file 可以是一个 mongodb 设置的字典, 也可以是多个mongodb 设置组成的列表
3. 配置里 host 和 port 是必须的, 如果开启了认证, 则 name, password, source 也是必须有的
4. 除了上述的必须配置, db 是用来指定操作的数据库的, collection 是用来指定操作的集合的, check_keys 是用来指定集合过滤字段的
5. 也可以不指定 mongodb setting file, 运行时跟着提示填写即可
数据贵无价 操作需谨慎
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