1. mongodb 数据库的备份与还原

1.1 mongodump 命令参数
mongodump --help
Usage:
mongodump

慈利网站制作公司哪家好，找成都创新互联！从网页设计、网站建设、微信开发、APP开发、成都响应式网站建设公司等网站项目制作，到程序开发，运营维护。成都创新互联于2013年开始到现在10年的时间，我们拥有了丰富的建站经验和运维经验，来保证我们的工作的顺利进行。专注于网站建设就选成都创新互联。

Export the content of a running server into .bson files.

Specify a database with -d and a collection with -c to only dump that database or collection.

See http://docs.mongodb.org/manual/reference/program/mongodump/ for more information.

general options:
--help print usage
--version print the tool version and exit

verbosity options:
-v, --verbose= more detailed log output (include multiple times for more verbosity, e.g. -vvvvv,
or specify a numeric value, e.g. --verbose=N)
--quiet hide all log output

connection options:
-h, --host= mongodb host to connect to (setname/host1,host2 for replica sets)
--port= server port (can also use --host hostname:port)

ssl options:
--ssl connect to a mongod or mongos that has ssl enabled
--sslCAFile= the .pem file containing the root certificate chain from the certificate authority
--sslPEMKeyFile= the .pem file containing the certificate and key
--sslPEMKeyPassword= the password to decrypt the sslPEMKeyFile, if necessary
--sslCRLFile= the .pem file containing the certificate revocation list
--sslAllowInvalidCertificates bypass the validation for server certificates
--sslAllowInvalidHostnames bypass the validation for server name
--sslFIPSMode use FIPS mode of the installed openssl library

authentication options:
-u, --username= username for authentication
-p, --password= password for authentication
--authenticationDatabase= database that holds the user's credentials
--authenticationMechanism= authentication mechanism to use

namespace options:
-d, --db= database to use
-c, --collection= collection to use

uri options:
--uri=mongodb-uri mongodb uri connection string

query options:
-q, --query= query filter, as a JSON string, e.g., '{x:{$gt:1}}'
--queryFile= path to a file containing a query filter (JSON)
--readPreference=| specify either a preference name or a preference json object
--forceTableScan force a table scan

output options:
-o, --out= output directory, or '-' for stdout (defaults to 'dump')
--gzip compress archive our collection output with Gzip
--repair try to recover documents from damaged data files (not supported by all storage
engines)
--oplog use oplog for taking a point-in-time snapshot
--archive= dump as an archive to the specified path. If flag is specified without a value,
archive is written to stdout
--dumpDbUsersAndRoles dump user and role definitions for the specified database
--excludeCollection= collection to exclude from the dump (may be specified multiple times to exclude
additional collections)
--excludeCollectionsWithPrefix= exclude all collections from the dump that have the given prefix (may be specified
multiple times to exclude additional prefixes)
-j, --numParallelCollections= number of collections to dump in parallel (4 by default) (default: 4)
--viewsAsCollections dump views as normal collections with their produced data, omitting standard
collections

---

另外有需要云服务器可以了解下创新互联cdcxhl.cn，海内外云服务器15元起步，三天无理由+7*72小时售后在线，公司持有idc许可证，提供“云服务器、裸金属服务器、高防服务器、香港服务器、美国服务器、虚拟主机、免备案服务器”等云主机租用服务以及企业上云的综合解决方案，具有“安全稳定、简单易用、服务可用性高、性价比高”等特点与优势，专为企业上云打造定制，能够满足用户丰富、多元化的应用场景需求。

新闻标题：Mongodb数据备份与还原-创新互联
链接URL：http://chengdu.cdxwcx.cn/article/decphe.html