![Ioannis KOUMARELAS | PhD Student | Master of Science | Hasso Plattner Institute, Potsdam | Research Group Information Systems Ioannis KOUMARELAS | PhD Student | Master of Science | Hasso Plattner Institute, Potsdam | Research Group Information Systems](https://i1.rgstatic.net/ii/profile.image/848286818787329-1579258746333_Q512/Ioannis-Koumarelas.jpg)
Ioannis KOUMARELAS | PhD Student | Master of Science | Hasso Plattner Institute, Potsdam | Research Group Information Systems
Νάσκος Ιωάννης - Χάρτης | Δικηγορικό Γραφείο, Δικηγόροι & Δικηγορικά Γραφεία | Λαγκαδάς - Κεντρική Πλατεία ΘΕΣΣΑΛΟΝΙΚΗΣ , 2394022380 | vrisko.gr
![A bi-objective cost model for optimizing database queries in a multi-cloud environment – topic of research paper in Computer and information sciences. Download scholarly article PDF and read for free on CyberLeninka A bi-objective cost model for optimizing database queries in a multi-cloud environment – topic of research paper in Computer and information sciences. Download scholarly article PDF and read for free on CyberLeninka](https://cyberleninka.org/viewer_images/272754/f/1.png)