Algorithmic aspects of elasticity and scalability for distributed, large-scale data stores (e.g. NoSQL and columnar databases).- Sand retrieval algorithms for cloud infrastructures.- Monitoring and analysis of elasticity for virtualized environments.- NoSQL, schemaless data modeling, integration.- Caching and load-balancing; storage structures and indexing for cloud databases.- New algorithmic aspects of parallel and distributed computing for cloud applications.- Scalable machine learning, analytics and data science.- High availability, reliability, failover; transactional models and algorithms for cloud databases.- Query languages and processing programming models.- Consistency, replication and partitioning CAP, data structures and algorithms for eventually consistent stores.