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[PDF] Top 20 The semantics of queries and updates in relational databases

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The semantics of queries and updates in relational databases

The semantics of queries and updates in relational databases

... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet

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SqlIceCube: Automatic Semantics-Based Reconciliation for Mobile Databases

SqlIceCube: Automatic Semantics-Based Reconciliation for Mobile Databases

... which updates to retain and/or the order to run ...inflexible and may cause spurious conflicts even in very small ...Consider the example of figure 1, where two users make ... Voir le document complet

13

Learning probabilistic relational models with (partially structured) graph databases

Learning probabilistic relational models with (partially structured) graph databases

... time in the same context, in log ...increasing the slot chain length improves the quality of reconstruction, but increases the running ...time. The deeper we go, ... Voir le document complet

9

A Supervised Approach for Enriching the Relational Structure of Frame Semantics in FrameNet

A Supervised Approach for Enriching the Relational Structure of Frame Semantics in FrameNet

... unit. The problem is now to resolve the ambiguity in cases where a lexical unit can potentially trigger more than one ...(Pennacchiotti and Wirth, 2009) suggested a weighted co-occurrence mea- ... Voir le document complet

13

Preserving object-relational databases for the next generations

Preserving object-relational databases for the next generations

... ensure the integrity of the data, grant or revoke access to data, specify the join paths between tables, specify the format of the multimedia content, and so ...on. ... Voir le document complet

9

A Supervised Approach for Enriching the Relational Structure of Frame Semantics in FrameNet

A Supervised Approach for Enriching the Relational Structure of Frame Semantics in FrameNet

... on the 37 false positive in the top 100 test set, and came to the conclusion that most frame pairs were picked up as related because they involve related lexical units (and often ... Voir le document complet

12

Partitionning medical image databases for content-based queries on a grid

Partitionning medical image databases for content-based queries on a grid

... or the farm manager will not accept communication with unauthenticated hosts for security ...dispose of its own storage resources, not necessarily visible from the other ...to the farm manager ... Voir le document complet

22

A Coq Mechanised Formal Semantics for Realistic SQL Queries

A Coq Mechanised Formal Semantics for Realistic SQL Queries

... it, the one presented in [ 8 ...tion, and by formally proving that these translations preserve semantics, we not only are able to (iv) recover all well-known algebraic equivalences on which ... Voir le document complet

14

Ontology-Mediated Queries for NOSQL Databases

Ontology-Mediated Queries for NOSQL Databases

... used in conjunction with other kinds of query lan- guages is a still an open ...question. The naive way to deal with non relational datasources is to define mappings for translating them into ... Voir le document complet

5

Provenance and Probabilities in Relational Databases: From Theory to Practice

Provenance and Probabilities in Relational Databases: From Theory to Practice

... }, the elements of which we call Boolean events ...As in [31], we let provenance tokens (the anno- tations attached to tuples of the input databases) be Boolean functions ... Voir le document complet

12

Computation of Extended Answers to Relational Database Queries

Computation of Extended Answers to Relational Database Queries

... state of the art on databases and information retrieval, followed with the presentation of the work done during the Master’s ...internship. The original ... Voir le document complet

51

Clever generation of rich SPARQL queries from annotated relational schema: application to Semantic Web Service creation for biological databases

Clever generation of rich SPARQL queries from annotated relational schema: application to Semantic Web Service creation for biological databases

... Validation of the SPARQL query results We compared the data retrieval resulting from the three approaches ...(i.e., the Dijkstra algorithm, BioSemantic and a human SQL query ... Voir le document complet

16

Processing Fuzzy Relational Queries Using Fuzzy Views

Processing Fuzzy Relational Queries Using Fuzzy Views

... • the filtering of the result (top k elements and/or those whose score is over the threshold ...extends) the constructs specific to SQL, ...detail. In the ... Voir le document complet

7

Average-case complexity for the execution of recursive definitions on relational databases

Average-case complexity for the execution of recursive definitions on relational databases

... derivation of mean execution costs has now become an important chapter in the analysis of algorithms ...summarize the salient features of the behaviour of ... Voir le document complet

16

Bipolar SQLf: a Flexible Querying Language for Relational Databases

Bipolar SQLf: a Flexible Querying Language for Relational Databases

... bipolar relational algebra, the algebraic operators (selec- tion, projection, join, union, intersection) have been extended to fuzzy bipolar conditions [11, ...allow the expression of fuzzy ... Voir le document complet

13

Fuzzy Quantified Queries to Fuzzy RDF Databases

Fuzzy Quantified Queries to Fuzzy RDF Databases

... to the best of our knowledge, there does not exist any work in the literature that deals with fuzzy quantified patterns in the SPARQL query language, which was the main ... Voir le document complet

8

Probabilistic relational models learning from graph databases

Probabilistic relational models learning from graph databases

... intuitive and simple for the developer. Neo4j is developed by the Swedish-American company Neo technol- ...been in commercial development for 10 years and in production for over ... Voir le document complet

154

Translation of Relational and Non-Relational Databases into RDF with xR2RML

Translation of Relational and Non-Relational Databases into RDF with xR2RML

... INTRODUCTION The web of data is now emerging through the pub- lication and interlinking of various open data sets in ...as the W3C Data Activity 1 and the ... Voir le document complet

13

Displaying Updates in Logic

Displaying Updates in Logic

... interpretation of the ternary relation is consistent with the above considera- tions: sometimes updating beliefs amounts to revise ...beliefs. The dynamic reading of the ternary ... Voir le document complet

58

Data-Driven Publication of Relational Databases

Data-Driven Publication of Relational Databases

... verification of the output document validity with respect to a given grammar), closure and composition of queries, optimal query evaluation and rewriting, ...etc. The ... Voir le document complet

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