The query languages used in relational database systems are a special class of programming languages. The majority, based on first-order logic, ...
People also ask
What is expressive power of query languages?
Which relational query languages have the same expressive power?
What is the query language of relational database?
What is the expressive power of relational algebra?
We then analyze the expressive power of several real query languages, including languages based on the relational calculus, languages with set operators and ...
The query languages used in relational database systems are a special class of programming languages. The majority, based on first-order logic, lend themselves ...
The query language FQL is shown to be more expressive than the fixpoint query languages, and this result implies that FQL is alsomore expressive than ...
The study of expressive power concentrates on comparing classes of queries that can be expressed in different languages.
Sep 25, 2017 · We investigate the expressive power of \mathsf{MATLANG}, a formal language for matrix manipulation based on common matrix operations and linear algebra.
They prove that NTC subsumes the expressive power of these query languages. They also demonstrate how various temporal relational models can be obtained from ...
Sep 25, 2019 · We study the expressive power of the LARA language -- a recently proposed unified model for expressing relational and linear algebra operations.
We investigate the expressive power of MATLANG, a formal language for matrix manipulation based on common matrix operations and linear algebra.
Nov 18, 2014 · These deal with database querying languages. Eg expressively equivalent versions of relational algebra, relational tuple calculus and relational ...