Database performance engineering lab demonstrating 148x query optimization through advanced indexing strategies and ACID-compliant transaction patterns. Features production-ready implementations ...

Abstract: This paper presents BR∀CE, a Blockly-based, tile-based [11] environment to develop relational algebra and relational calculus queries. The tool runs in a browser, works with any database ...

Abstract: Relational algebra forms a basis of primitive operations suitable for applications in graphs and networks, program analysis, deductive databases, and constraint logic programming. Despite ...

There are two types of relational database manipulation language: procedural and assertional. A procedural language is one in which a query is expressed through a sequence of operations. This category ...

(1) The branch of mathematics that deals with relations; for example, AND, OR, NOT, IS and CONTAINS. (2) In a relational database, a collection of rules for dealing with tables; for example, JOIN, ...