Query processing and optimisation are critical components of modern database systems, serving to translate high‐level declarative queries into efficient, low‐level machine instructions.

Together, these advancements underscore the important synergy between automated query optimisation and enhanced user interaction, which is central to the evolution of modern database systems.

The optimizer is the heart and soul of a relational DBMS. It analyzes SQL statements and determines the most efficient access plan for satisfying each statement. The optimizer accomplishes this by ...

On Monday the 19th of April 2021, M.Sc. Chao Zhang will defend his doctoral thesis on Performance Benchmarking and Query Optimization for Multi-Model Databases. The thesis is related to research done ...

TiDB is an open-source, cloud-native, MySQL-compatible distributed database that handles hybrid transactional and analytical processing (HTAP) workloads.

Key Takeaways Columnar databases help with Online Analytical Processing (OLAP) workloads since the queries touch across a subset of columns but a large number of rows for those columns. Columnar ...

SkySQL, the cloud database based on the well-known MariaDB open source RDBMS, adds distributed database capabilities for write-intensive applications scalability and high availability.