Let’s say you have a query which takes around 120 ms to execute without indexes i can assure you that with proper indexes you can reduce that time by at least 10 times in MongoDB. Let me show you with…
If MongoDB installed successfully through RPM installation/any other process, you’ll usually see the below Mongo binaries in the bin (eg. */opt/mongodb/bin*) folder which will be useful to start the Mongo processes (mongod&mongos). [user@hostname bin]$ pwd /opt/mongodb/bin [user@hostname bin]$ ls -lthr…
MongoDB is an opensource , schema less , nosql database. It uses a form of JSON to store and manipulate its data. Datais actully stored in BSON format which is acronym of binary Json. BSON comes with some utilities on…
The most important part for getting a system fast is of course the basic design. You also need to know what kinds of things your system will be doing, and what your bottlenecks are. The most common bottlenecks are: Disk…
M101J: MongoDB for Java Developers Introductory Learn basic installation of MongoDB, JSON, schema design, querying, insertion of data, indexing and working with language drivers. The course project involves building a blogging platform with MongoDB. Code examples will be in Java….
Introduction: The purpose of this document is to describe the procedure to configure various replication setups. Guidelines: • It is recommended to take MySQL dump on master server when there is no activity. However it is not possible to stop…
[user@hostname bin]$ ./mongo hostname:37017/admin -u admin_mongodb -p –ssl MongoDB shell version: 2.4.5 Enter password: connecting to: hostname:37017/admin Welcome to the MongoDB shell. For interactive help, type “help”. For more comprehensive documentation, see http://docs.mongodb.org/ Questions? Try the support group http://groups.google.com/group/mongodb-user rs1:PRIMARY>…
Here’s a look at the current, trending NoSQL jobs. This is a clear indicator that MongoDB® jobs are the hottest NoSQL jobs in town. MongoDB® has significant adoption among the Fortune 500 and Global 500 companies. Companies like eBay, The New York…
At Authentication Server ( Master KDC ) :- ####################################### 1) Install the following Kerberos packages (on your Kerberos Server ) i.e., krb5 server, workstation & thier libraries ———————————————————————————————————————- Install the krb5-libs, krb5-server, and krb5-workstation packages on the dedicated machine which…
It is recommended that MongoDB uses SSL to ensure any sensitive information is transmitted securely between clients and MongoDB. By default the MongoDB configuration file contains 3 entries for SSL communication. To enable MongoDB to start up using SSL requires…