Tue 7 April 2020
Geoffrey De Smet
Traditionally, to scale out with OptaPlanner, you had to learn DRL. No more. With the new Constraints Streams API, inspired by Java 8 Streams and SQL, you can now write your constraints in Java (or Kotlin or Scala) and still benefit from incremental calculation. Underneath, Constraints Streams (CS) still use the powerful Drools engine. We also...
Fri 3 February 2017
Geoffrey De Smet
Load balancing is a common constraint for many OptaPlanner use cases. Especially when scheduling employees, the workload needs to be spread out fairly. Easier said than done. Let’s take a look at this challenging problem. For example, let’s assign 15 undesirable tasks to 5 employees. Each task takes a day, but they have different...
Geoffrey De Smet
Radovan Synek
Paul Brown
Michal Tomčo
Jiří Locker
Geoffrey De Smet
Walter Medvedeo
Lukáš Petrovický
Julian Cui
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
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