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Before starting any mongodb administration job, we need to know very well about the system, where MongoDB is going to deploy. For this article I choose very common linux OS Ubuntu. Target readers should not be only for mongodb dba, Continue readingLinux directory structure, user, group, permission, ownership etc.→

MongoDB has RBAC (Role Based Access Control) enabled that we all know. Different teams having integration with their separate collection, we might have to create collection specific access control by defining userDefine Role. How to create user define role and Continue readingMongoDB Collection-Level Access Control→

Does it free? MongoDB Enterprise is free of charge for an unlimited period of time for evaluation and development. By downloading it, you agree to the Subscription Agreement. Comparison between MongoDB Community and Enterprise Edition FeaturesMongoDB CommunityMongoDB EnterpriseLDAP AuthenticationNot AvailableAvailableLDAP AuthorizationNot Continue readingMongoDB Enterprise Edition→

CommandDescriptionExample&Run the previous command in the backgroundls &&&Logical ANDif [ “$X” -ge “0” ] && [ “$X” -le “9”]||Logical ORif [ “$X” -lt “0” ] || [ “$X” -gt “9” ]^Start of linegrep “^X”$End of linegrep “X$”=String equality (cf. -eq)if Continue reading3. Shell comparison operator & reference→

Encryption at Rest – means, we need to encrypt our data that we want to store on disk. It can be achieved by following two forms. Application level encryption For application level encryption, it is not a feature offered by Continue readingMongoDB encryption at rest→