One question: Is this something similar to the CSB+ Tree (Cache Conscious B+ Tree) http://people.cs.aau.dk/~simas/dat5_07/papers/p475-rao.pdf http://people.cs.

One question: Is this something similar to the CSB+ Tree (Cache Conscious B+ Tree) http://people.cs.aau.dk/~simas/dat5_07/papers/p475-rao.pdf http://people.cs.aau.dk/~simas/dat5_07/papers/p475-rao.pdf Or are the optimisations mentioned there still valid?