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MONGODB INSTALL BUT MONGO COMMAND NOT WORKING HOW TO
MONGODB INSTALL BUT MONGO COMMAND NOT WORKING UPDATE

It will create a new document when our updated query is not matched with the existing document.

MONGODB INSTALL BUT MONGO COMMAND NOT WORKING UPDATE

Upsert: It is an optional parameter of the update method.

The update method is essential and useful.

Update: Update method is used to update the document from the collection the update method will update the value of the existing document.

Using the query, we have to define select criteria of update.

Query: Query defines as a selection criterion of a document for the update operations.

Write concern: This is an optional parameter of the update method.

We can update single or multiple documents at one time.

Document: Document is defined as data that we have to update collection by using an update method.

We can update single and multiple documents at one time using updateOne and update many methods.

Collection name: Collection name is defined as update documents from the collection by using the update method.

Note: This solution will work if you already configured the /etc/mongod.Hadoop, Data Science, Statistics & othersĬollection_name.updateOne (Document) – Update single documentĬollection_name.updateMany (Multiple Documents) – Update multiple documentĬollection_name.findOneAndUpdate (Selection_critera_of_document, Updated_data_of_document) Parameter description of MongoDB Update Now test your connection to mongo db from other machines and it has to be working now.

MONGODB INSTALL BUT MONGO COMMAND NOT WORKING HOW TO

Here is how to delete a rule using the type ( input in out case ) and line number ( 7 in out case ) sudo iptables -D INPUT 7 The problem is caused by the rule 7 REJECT all - anywhere anywhere reject-with icmp-host-prohibitedĭelete it but keep security team informed about this operation ġ ACCEPT all - anywhere anywhere ctstate RELATED,ESTABLISHEDĤ INPUT_ZONES_SOURCE all - anywhere anywhereĦ DROP all - anywhere anywhere ctstate INVALIDħ REJECT all - anywhere anywhere reject-with icmp-host-prohibitedĨ ACCEPT tcp - 172.16.84.102 anywhere tcp dpt:27017 state NEW,ESTABLISHEDģ FORWARD_direct all - anywhere anywhereĤ FORWARD_IN_ZONES_SOURCE all - anywhere anywhereĥ FORWARD_IN_ZONES all - anywhere anywhereĦ FORWARD_OUT_ZONES_SOURCE all - anywhere anywhereħ FORWARD_OUT_ZONES all - anywhere anywhereĨ DROP all - anywhere anywhere ctstate INVALIDĩ REJECT all - anywhere anywhere reject-with icmp-host-prohibited Show iptable rules line numbers sudo iptables -L -line-numbers

If the problem is related to a remote access, here is the solution for anyone who has the problem Start a mongo shell on the same host machine as the mongod mongo -host 127.0.0.1:27017 Verify that MongoDB has started successfully sudo chkconfig mongod on Restart MongoDB sudo service mongod restart So, in place sudo service mongo stop it should be the below mention commandĪs MongoDB documented Here Some of basic procedure to check MongoDB services in RHEL is as mention below: And mongod is server, which handles data requests, manages data access, and performs background management operations. It handles data requests, manages data access, and performs background management operations.Īs simple language we can say that mongo is shell interface for MongoDB. mongo also provides a fully functional JavaScript environment for use with a MongoDB.Īnd mongod is the primary daemon process for the MongoDB system.

Sudo service mongo stop Īs MongoDB BOL mongo is an interactive JavaScript shell interface to MongoDB, which provides a powerful interface for systems administrators as well as a way for developers to test queries and operations directly with the database. Then i tried kill - 2 īut after this command #mongo stopped working and getting the above error. I tried to stop MongoDB and did the following Jul 25 07:45:32 system-test systemd: rvice: Failed with result 'exit-code'. Jul 25 07:45:32 system-test systemd: rvice: Unit entered failed state. Jul 25 07:45:32 system-test systemd: rvice: Main process exited, code=exited, status=14/n/a Jul 25 07:45:32 system-test systemd: Started High-performance, schema-free document-oriented database. Process: 1721 ExecStart=/usr/bin/mongod -quiet -config /etc/nf (code=exited, status=14)

Loaded: loaded (/etc/systemd/system/rvice disabled vendor preset: enabled)Īctive: failed (Result: exit-code) since Tue 07:45:32 UTC 1min 8s ago

rvice - High-performance, schema-free document-oriented database.

T07:31:28.530+0000 E QUERY Error: couldn't connect to server 127.0.0.1:27017, connection attempt failed connect I tried to see the status I get this: sudo service mongodb status T07:31:28.528+0000 W NETWORK Failed to connect to 127.0.0.1:27017, in(checking socket for error after poll), reason: errno:111 Connection refused