Multi-Comparand Associative Machine and its Application to Relational Algebra Operations

In this paper, we propose a new multi-comparand associative machine (MCA-machine) and its application to relational algebra operations. We first offer a new efficient associative algorithm for the multi-comparand parallel search. It generalizes the Falkoff associative algorithm that performs a paral...

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Bibliographic Details
Date:2026
Main Author: Nepomniaschaya, A.S.
Format: Article
Language:English
Published: PROBLEMS IN PROGRAMMING 2026
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Online Access:https://pp.isofts.kiev.ua/index.php/ojs1/article/view/900
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Journal Title:Problems in programming
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Problems in programming
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Summary:In this paper, we propose a new multi-comparand associative machine (MCA-machine) and its application to relational algebra operations. We first offer a new efficient associative algorithm for the multi-comparand parallel search. It generalizes the Falkoff associative algorithm that performs a parallel search in a matrix based on the exact match with a given pattern. Then we apply the new associative algorithm to implement a group of the relational algebra operations on the MCA-machine. The proposed algorithms are represented as corresponding procedures for the MCA-machine. We prove their correctness and evaluate their time complexity.Problems in programming 2010; 2-3: 185-192