Auditing Entities in Spring Data MongoDB

Spring Data MongoDB 1.2.0 silently introduced new feature: support for basic auditing. Because you will not find too much about…

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MongoDB: GridFS remove method deletes all files in bucket

Some time ago we ran into strange behaviour of MongoDB’s GridFS which caused me creating a Bug Ticket for the…

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Optimistic locking retry with MongoDB

In my previous post I talked about the benefit of employing optimistic locking for MongoDB batch processors. As I wrote…

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MongoDB optimistic locking

When moving from JPA to MongoDb you start to realize how many JPA features you’ve previously taken for granted. JPA…

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MongoDB and Web applications

Today’s era is when data grows at very huge scale. Data storage is not a problem, yes but the way…

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MongoDB Pro Tip: Field Projections

Did you ever learn that select * from table in RDBMS-land is bad? Of course, you did! If you’re only…

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MongoDB Geo-Spatial Mobile Demo

Mongo: noun (pl mongo or mongos) – a monetary unit of Mongolia. Equal to one hundredth of a tugrik. Origin…

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Setup MongoDB Replica Set in 4 steps

Introduction Before going into details of configuring MongoDB replica sets, let me give brief details about same: Replica Set is…

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MongoDB Primary Keys Are Your Friend

All documents in a MongoDB collection have a primary key dubbed _id. This field is automatically assigned to a document…

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