Basic mongodump of local default mongod instance mongodump --db mydb --gzip --out "mydb.dump.$(date +%F_%R)" This command will dump a bson gzipped archive of your local mongod ‘mydb’ database to the …Devamını Oku..
MongoDB Authorization Model
Authorization is the basically verifies user privileges. MongoDB support different kind of authorization models. 1. Role base access control Role are group of privileges, actions over resources. That are gain …Devamını Oku..
Authentication Mechanisms in MongoDB
Authentication is the process of verifying the identity of a client. When access control, i.e. authorization, is enabled, MongoDB requires all clients to authenticate themselves in order to determine their …Devamını Oku..
MongoDB – Configure a ReplicaSet to support TLS/SSL
How to configure a ReplicaSet to support TLS/SSL? We will deploy a 3 Nodes ReplicaSet in your local environment and we will use a self-signed certificate. Do not use a …Devamını Oku..
Mongo as a Replica Set
Mongodb as a Replica Set We would be creating mongodb as a replica set having 3 instances. One instance would be primary and the other 2 instances would be secondary. …Devamını Oku..
Basic configuration with three nodes The replica set is a group of mongod instances that maintain the same data set. This example shows how to configure a replica set with …Devamını Oku..
Mongo as Shards
Sharding Environment Setupa Sharding Group Members : For sharding there are three players. Config ServerReplica SetsMongos For a mongo shard we need to setup the above three servers. Config Server …Devamını Oku..
MongoDB Python Driver
ParameterDetailhostXOptional. You can specify as many hosts as necessary. You would specify multiple hosts, for example,for connections to replica sets.portXOptional. The default value is :27017 if not specified.databaseOptional. The name …Devamını Oku..
MongoDB Java Driver
Fetch Collection data with condition To get data from testcollection collection in testdb database where name=dev import org.bson.Document; import com.mongodb.BasicDBObject; import com.mongodb.MongoClient; import com.mongodb.ServerAddress; import com.mongodb.client.MongoCollection; import com.mongodb.client.MongoCursor; import com.mongodb.client.MongoDatabase; …Devamını Oku..
MongoDB Pluggable Storage Engines
WiredTiger WiredTiger supports LSM trees to store indexes. LSM trees are faster for write operations when you need to write huge workloads of random inserts.In WiredTiger, there is no in-place …Devamını Oku..