Java Programming Tutorials

Java programming tutorials with many code examples!

MongoDB 3 replica set configuration

MongoDB 3 Replica Set configuration consists of a few steps and can be done even on a localhost. In this post we show how to configure two node replication.

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MongoDB 3 array query operations

MongoDB 3 array query operations are very helpful and simplify digging in nested structures. In this post we’ll show how to create queries that match array elements in various ways.

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MongoDB performance tuning tips

MongoDB performance tuning tips

This tutorial is a collection of performance tuning tips for Java developers that would like to improve performance of their Java apps on top of MongoDB.

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