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Longer titles found: Projection (relational algebra) (view), Selection (relational algebra) (view), Rename (relational algebra) (view)

searching for Relational algebra 15 found (112 total)

alternate case: relational algebra

Sixth normal form (904 words) [view diff] exact match in snippet view article find links to article

form used in relational database normalization which extends the relational algebra and generalizes relational operators (such as join) to support interval

Principle of orthogonal design (244 words) [view diff] exact match in snippet view article find links to article

requirement that a database is a minimum cover set of the relational algebra. The relational algebra allows data duplication in the relations that are the

Guarded logic (812 words) [view diff] exact match in snippet view article find links to article

slightly modified standard relational algebra with guarded bisimulation and first-order definable are known as guarded relational algebra. This is denoted using

Victor M. Markowitz (723 words) [view diff] exact match in snippet view article find links to article

Entity-Relationship Role-Oriented query Language, and the related Reshaped relational algebra (RRA), developed as his M.Sc. project. For this he won the 1984 Computer

Incremental computing (1,189 words) [view diff] exact match in snippet view article find links to article

DBToaster, views are defined with relational algebra. Incremental view maintenance statically analyzes relational algebra to create update rules that quickly

IBM Peterlee Relational Test Vehicle (571 words) [view diff] exact match in snippet view article find links to article

an RDB (using UDFs such as point-in-polygon). PRTV was based on a relational algebra, Information Systems Base Language (ISBL) and followed the relational

Primary key (887 words) [view diff] exact match in snippet view article find links to article

The relational model, as expressed through relational calculus and relational algebra, does not distinguish between primary keys and other kinds of keys

Multidimensional hierarchical toolkit (370 words) [view diff] exact match in snippet view article find links to article

search algorithm functions, a Smith–Waterman algorithm function, relational algebra operations and access to the Perl Compatible Regular Expression library

Ranking (information retrieval) (1,795 words) [view diff] exact match in snippet view article

query model where each query follows the underlying principles of relational algebra with algebraic expressions and where documents are not fetched unless

Logic programming (10,717 words) [view diff] exact match in snippet view article find links to article

relational programming languages are based on the relational calculus or relational algebra. Viewed in purely logical terms, there are two approaches to the declarative

Universal algebra (2,953 words) [view diff] exact match in snippet view article find links to article

refers to an important class of computational problems where, given a relational algebra A and an existential sentence φ {\displaystyle \varphi } over this

Feature-oriented programming (2,132 words) [view diff] exact match in snippet view article find links to article

query optimization, where query evaluation programs were defined as relational algebra expressions, and query optimization was expression optimization. A

Richard T. Snodgrass (1,588 words) [view diff] case mismatch in snippet view article find links to article

Edward McKenzie and Richard T. Snodgrass, "Schema Evolution and the Relational Algebra," Information Systems 15(2), June 1990, pp. 207–232. David Lomet,

MonetDB (2,851 words) [view diff] exact match in snippet view article find links to article

development. Queries are parsed into domain-specific representations, like relational algebra for SQL, and optimized. The generated logical execution plans are

Andy Pavlo (491 words) [view diff] case mismatch in snippet view article find links to article

respectively. Pavlo, Andrew (2022-08-31). 01 - Relational Model & Relational Algebra (CMU Intro to Database Systems / Fall 2022). Carnegie Mellon University