Querying Multiple Tables with Relational Operators
Visually Mining on Multiple Relational Tables at Once 1
... from multiple database relations could be processed, an operational table has to be ...from multiple relational tables to be submitted to other mining ...a relational database table, ...
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Object-Oriented Querying of Existing Relational Databases
... Introduction Relational database systems are widely used in research and ...the relational data model seems to be adequate providing suitable modeling and performance ...the relational data model ...
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Querying Combined Cloud-Based and Relational Databases
... GQL has some similarities with SQL but has very limited query expressions in order to provide for scalable processing. BigIntegrator can process queries to such data sources with limited back-end query languages support. ...
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Design and Analysis of Querying Encrypted Data in Relational Databases
... Querying encrypted data where even the database server is not trusted was first suggested in [10]. Hacigumus et al. [10] suggested partitioning the client’s attribute domains into a set of intervals. The ...
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Storing and Querying XML Data in Object-Relational DBMSs
... to relational data, thus the user needs to design an appropriate storage ...the relational data ...Attribute tables for every attribute name, and inlining values into these Attribute ...into ...
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Clustering Dependencies over Relational Tables
... with multiple attributes on both LHS and RHS, because an OD with multiple attributes on either side cannot be equivalently decomposed into smaller ...
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Relational representations for bounded lattices with operators
... certain operators, such as those discovered by Hartonas [ Har97 ] and Dunn [ Dun97 ], Gehrke [ Geh06 ] and Harding [ Geh01 ] and the latest approach (which is still in preprint) by Moshier and Jipsen [ Jip09 ...
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Comparison between relational database and XML in querying motif sequence
... protein. Before that scientist need to search for motif sequence from the bioinformatics database, after get the result of motif sequence, scientist need to search for assigned secondary structure to get result of motif ...
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Storing, Querying and Validating Fuzzy XML Data in Relational Database
... the relational and XML data models, it is necessary to first shred and loads the XML data into relational tables, and then translates XML queries over the original data into equivalent SQL queries ...
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Spanish Natural Language Interface for a Relational Database Querying System
... Since 1997 our group has been implementing software tools that facilitate inexperienced users to query databases. One of these tools is a QBE (Query by Example) graphical inter- face [17] for querying ...
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Keyword search over relational tables and streams
... search; it can equally benefit other data stream applications. 6.3. Temporary Operator Disconnection While the previous optimization targets individual join operations, a significant portion of computational expenses is ...
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CoMRing: A Framework for Community Detection Based on Multi-relational Querying Exploration
... the Relational Concept Analysis (RCA) as an extension of FCA techniques 11,3 , which allow to design relational contexts to represent attributes ...among multiple existing ...a multiple ...
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Modeling and Querying E-Commerce Data in Hybrid Relational-XML DBMSs
... It is clear that by inserting each sub-tree in the diff as the child of the node in the shared XML tree with the specified NID, the original XML document can be recovered. A direct benefit of our decomposition is storage ...
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Representing and Querying Multiple Ontologies with Contextual Logic Programming
... to querying a relational database, others which compute their results using regular Prolog predicates and yet others which resort to different mechanisms, for instance querying a web service using ...
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Model-Mapping Approaches for Storing and Querying XML Documents in Relational Database: A Survey
... 3.3 XParent approach Xparent [6] is an Edge-oriented method. It supports data-paths and label-paths in two separate tables (DataPath and LabelPath). DataPath provides the interior construction of XML data graphs ...
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Querying clinical data in HL7 RIM based relational model with morph-RDB
... mapping elements, such as template or URI generation, the SPARQL and SQL queries should return the same answer. We evaluated each query 5 times in cold and warm modes. In the cold mode, we restart the server and empty ...
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Logical Querying of Relational Databases
... Keywords: logic query, propositional logic, predicate, relational database JEL Codes: M15 1. Introduction A database is a set of basic axioms corresponding to base relations and tuples plus deductive axioms or ...
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Querying ontologies in relational database systems
... Least Common Ancestor. Computing the least common ancestor of two nodes first requires to compute the ancestor sets of each node, second to find common nodes in both sets, and third to select the node with the minimal ...
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Object-oriented querying of existing relational databases
... Relational database systems are widely used in research and industry. A major prob- lem of relational systems are the poor query facilities of SQL. In this paper, we described a system [r] ...
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Relational models for contingency tables
... a b s t r a c t The paper considers general multiplicative models for complete and incomplete contingency tables that generalize log-linear and several other models and are entirely coordinate free. Sufficient ...
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