MemCP: First SQL Query is correctly executed
MemCP now executed its first SQL Query: (more…)
Bitcoin – The Harder Drive
In this blogpost, I want to show you a video that in a very humorous way explains the stupidity behind bitcoin: (more…)
Walnut AI – a CPU-optimized AI neuronal network
Our brain is shaped like a walnut. And that's for a reason. (more…)
Accessing MemCP via scheme
MemCPs native access technology is the scheme scripting language. (more…)
Writing a SQL parser in scheme
Functional programming languages are a neat tool to write parsers, especially when equipped with a pattern matching mechanism. (more…)
How to benchmark a SQL database
To compare databases against each other, a benchmark like TPC-H is used. (more…)
When the benchmark is too slow… (golang http server performance)
Just a shmankerl from the daily life of a developer. (more…)
On Compressing NULL values in bit-compressed Integer Storages
Usually, databases store NULL values in form of bitmasks. In this case, each value eats up 1 bit for the possibility to become NULL. I will prove that we can do better. (more…)
memcp: Eine OpenSource hochperformante Spaltenbasierte In-Memory-Datenbank als Alternative zu proprietären analytischen Datenbanken
In den letzten 13 Jahren gab es eine Menge Innovationen im Bereich spaltenbasierte Datenbanken. Zu verdanken ist das vor allem einem deutschen ERP-Hersteller, der sich entschieden hat, sich vom Datenbank-Marktführer abzusetzen und sein eigenes Ding zu machen. Es wurde zu einer Erfolgsstory. Zeit, dass OpenSource nachzieht. (more…)
Memory-Efficient Indices for In-Memory Storages
Most databases implement indices as a kind of tree. I will show you that columnar storages can do even better. (more…)
English 
German