Query optimization lies at the heart of modern database management systems, striving to identify the most efficient access and execution plan for a given declarative query. Traditional optimisers ...

A new reinforcement learning optimizer called LIGHT uses dynamic graph attention and logarithmic reward shaping to cut query ...

Cloud database indexing improves query performance and helps backend teams build reliable systems that scale under production ...

Explore why modern data lakehouses slow down at scale and how metadata growth, small files, partitioning, and maintenance ...

Query optimisation in distributed database systems addresses the challenge of selecting an efficient execution plan across multiple networked nodes. Owing to the combinatorial explosion of possible ...