How to Migrate from SQL to MongoDB: A Practical Playbook
A phased playbook to migrate from SQL to MongoDB: access patterns, document design, ETL, sync, validation, cutover and rollback planning.
Tag
MongoDB
12 articles
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MongoDB Backup and Restore: mongodump, mongorestore, and What to Test
Back up MongoDB with mongodump, snapshots or managed backup, restore with mongorestore and oplog replay, and test restores…
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MongoDB with Node.js: Mongoose vs the Native Driver
Mongoose 5 vs the MongoDB Node.js driver 3: schemas, validation, middleware, populate, lean queries, transactions, and how to…
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MongoDB Security Best Practices: Authentication, Authorization, and Network Isolation
Secure MongoDB: enable SCRAM authentication, least privilege roles, bindIp and network isolation, TLS, encryption at rest and auditing.
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MongoDB Sharding: When You Actually Need It and How to Choose a Shard Key
When MongoDB sharding is really needed, how clusters work, and how to choose a shard key: cardinality, frequency,…
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MongoDB Replica Sets Explained: High Availability Without the Complexity
How MongoDB replica sets work: members, elections, oplog, write and read concern, read preference, retryable writes and rolling…
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How to Read MongoDB explain() Output and Find Slow Queries
Read MongoDB explain() output, compare keys and docs examined, use the profiler and slow query log, and fix…
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MongoDB Aggregation Pipeline Tutorial: $match, $group, and $lookup
Build MongoDB aggregation pipelines with $match, $group, $unwind, $lookup, $facet and $merge, with worked reports and performance rules.
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MongoDB Indexing Tutorial: Types, Creation, and When to Use Each
MongoDB index types explained: compound with the ESR rule, multikey, text, geo, hashed, wildcard, partial and TTL, plus…
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MongoDB Schema Design: Embedding vs Referencing (and When to Choose)
When to embed and when to reference in MongoDB, with cardinality rules, subset, bucket and extended reference patterns,…
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MongoDB CRUD Tutorial: Insert, Find, Update, and Delete Documents
Learn MongoDB CRUD in the shell and Node.js: insertOne, find with operators, update operators, upserts, deletes, bulkWrite and…
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What Is MongoDB? Documents, Collections, and How It Differs from SQL
What MongoDB is: documents, BSON, collections and databases, how they map to SQL tables and rows, and when…
