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Technical Articles

Database

MongoDB

How do I integrate MongoDB with different programming languages (Python, Java, Node.js)?

This article details integrating MongoDB with Python, Java, and Node.js, showcasing code examples for each. It emphasizes best practices for database security, including authentication, authorization, and network security. While driver efficiency v

Mar 13, 2025 pm 01:07 PM

How do I use auditing in MongoDB to track database activity?

This article details how to implement auditing in MongoDB using change streams, aggregation pipelines, and various storage options (other MongoDB collections, external databases, message queues). It emphasizes performance optimization (filtering, as

Mar 13, 2025 pm 01:06 PM

How do I encrypt data at rest in MongoDB?

This article details methods for encrypting MongoDB data at rest, since MongoDB lacks built-in database-level encryption. It explores filesystem-level, application-level encryption, and third-party tools, emphasizing key management and algorithm sel

Mar 13, 2025 pm 01:05 PM

How do I use role-based access control (RBAC) in MongoDB?

This article details MongoDB's Role-Based Access Control (RBAC), covering enabling RBAC, user creation, role definition (including custom roles), role assignment, and permission management. Best practices like least privilege, regular audits, and in

Mar 13, 2025 pm 01:04 PM

How do I secure MongoDB against unauthorized access?

This article details securing MongoDB against unauthorized access. It emphasizes a multi-layered approach encompassing network security (firewalls, VPNs), strong authentication (SCRAM-SHA-1, X.509), authorization (roles, least privilege), data encry

Mar 13, 2025 pm 01:02 PM

How do I troubleshoot common MongoDB problems?

This article addresses common MongoDB issues and their solutions. It covers troubleshooting network connectivity, authentication errors, connection timeouts, storage problems, and driver errors. Strategies for performance optimization, including qu

Mar 13, 2025 pm 01:01 PM

What tools can I use for monitoring MongoDB?

This article explores MongoDB monitoring, covering built-in tools (mongostat, serverStatus), third-party options (Datadog, Prometheus, etc.), and cloud services. It emphasizes proactive monitoring of key metrics (connections, operations, resource ut

Mar 13, 2025 pm 01:00 PM

How do I monitor MongoDB performance and resource usage?

This article details MongoDB performance monitoring. It covers built-in tools (db.serverStatus(), mongostat, profiler, logs), third-party solutions (Prometheus, Grafana, Datadog, Dynatrace), and key metrics (CPU, memory, I/O, lock contention). Trou

Mar 13, 2025 pm 12:59 PM

How do I manage a sharded MongoDB cluster?

This article details managing sharded MongoDB clusters, emphasizing proactive strategies for optimal performance and reliability. Key aspects include configuration management, shard balancing, replica set management, monitoring, and capacity plannin

Mar 13, 2025 pm 12:58 PM

How do I choose the right shard key for my data in MongoDB?

This article discusses choosing optimal shard keys in MongoDB. Poor shard key selection causes performance bottlenecks and hinders scalability. The ideal key uses frequently queried, high-cardinality fields, ensuring even data distribution across s

Mar 13, 2025 pm 12:57 PM

How do I configure MongoDB for sharding to scale horizontally?

This guide details configuring MongoDB sharding for horizontal scaling. Key steps include setting up a config server, adding shards (replica sets), enabling sharding, defining a shard key, and balancing shards. Effective shard key selection is cruc

Mar 13, 2025 pm 12:55 PM

How do I perform backups and restores in MongoDB?

This article details MongoDB backup and restore methods, addressing best practices and automation. It covers logical backups (mongodump/mongorestore), oplog backups for point-in-time recovery, snapshot backups, and third-party solutions. Choosing t

Mar 13, 2025 pm 12:54 PM

How do I configure read preferences in a MongoDB replica set?

This article explains configuring read preferences in MongoDB replica sets. It details various read preference modes (primary, primaryPreferred, secondary, secondaryPreferred, nearest), their impact on performance and consistency, and how to dynamic

Mar 13, 2025 pm 12:53 PM

How do I set up a MongoDB replica set?

This article details setting up and managing MongoDB replica sets. It covers configuration, ensuring high availability and data redundancy through a majority quorum, and troubleshooting common issues like network connectivity and replication lag. T

Mar 13, 2025 pm 12:51 PM