• In-Memory Data Management
• Modern Memory Technologies (Focus: Disaggregated Memory, CXL-attached Memory)
• Memory Management
• Index Structures

• What We Can Learn from Persistent Memory for CXL @ NoDMC 2023
  Lawrence Benson, Marcel Weisgut, Tilmann Rabl
  Extended abstract
• Workload-Driven Data Placement for Tierless In-Memory Database Systems @ BTW 2023
  Ben Hurdelhey, Marcel Weisgut, Martin Boissier
  Paper
• Robust Index Selection for Stochastic Dynamic Workloads @ SNCS 2023
  Rainer Schlosser, Marcel Weisgut, Leonardo Hubscher, Oliver Nordemann 
  Paper
• Separated Allocator Metadata in Disaggregated In-Memory Databases: Friend or Foe? @ COMPSYS 2022
  Marcel Weisgut, Daniel Ritter, Martin Boissier, Michael Perscheid
  Paper (awarded as best paper)
• Solver-Based Approaches for Robust Multi-Index Selection Problems with Reconfiguration Costs under Stochastic Dynamic Workloads @ ICORES 2022
  Marcel Weisgut, Leonardo Hubscher, Oliver Nordemann, Rainer Schlosser
  Paper | Code
• Experimental Index Evaluation for Partial Indexes in Horizontally Partitioned In-Memory Databases @ GvDB 2021
  Marcel Weisgut
  Paper | Code
• Model-Based Testing of Read Only Graph Queries @ ICSTW 2020
  Leen Lambers, Scen Schneider, Marcel Weisgut
  Paper | Code

Master's Thesis Supervision

• Workload-Driven Data Placement for Capacity-Constrained Multi-Device In-Memory Database Systems, Ben Hurdelhey, September 2022
• Workload-Driven Query Optimization Using Data Dependencies, Daniel Lindner, March 2022

Master's Project Supervision

• Extend Your Own Database: Larger-Than-Memory Data Management for an In-Memory Database System (Winter 2022/23)

Lectures and Seminars

• Hardware-Conscious Data Processing (Summer 2023)
• Develop your own Database (Summer 2023)
• Develop your own Database (Summer 2022)
• Develop your own Database (Summer 2021)
• Trends and Concepts in the Software Industry I (Summer 2021)

• Disaggregated Memory for In-Memory Database Applications
• Hyrise In-Memory Database