NoSQL
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Software Development
MongoDB time series: Introducing the aggregation framework
In my previous posts I talked about batch importing and the out-of-the-box MongoDB performance. Meanwhile, MongoDB was awarded DBMS of…
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Software Development
Why Your Boring Data Will Outlast Your Sexy New Technology
So you’re playing around with all those sexy new technologies, enjoying yourself, getting inspiration from state-of-the-art closure / lambda /…
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Enterprise Java
Reactive Cassandra
Or an adventure on reading data reactively from Cassandra. Overview Let’s first try to define what reactive means from programming…
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Software Development
NoSQL is not just about BigData
There is so much debate on the SQL vs NoSQL subject, and probably this is our natural way of understanding…
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Software Development
MongoDB “Lightning Fast Aggregation” Challenged with Oracle
What does “Scale” even mean in the context of databases? When talking about scaling, people have jumped to the vendor-induced…
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Software Development
MongoDB Facts: Lightning speed aggregation
In my previous post, I demonstrated how fast you can insert 50 millions time-event entries with MongoDB. This time we…
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Enterprise Java
MongoDB Facts: 80000+ inserts/second on commodity hardware
While experimenting with some time series collections I needed a large data set to check that our aggregation queries don’t…
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Enterprise Java
Spring Data MongoDB cascade save on DBRef objects
Spring Data MongoDB by default does not support cascade operations on referenced objects with @DBRef annotations as reference says: The…
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Enterprise Java
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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