Semantic Layer: The Definitive Guide
The semantic layer, first introduced in a 1991 patent by Business Objects, serves as an abstraction that translates technical data structures into business-friendly terms to ensure consistency, access governance, and query simplicity across data consumers. It has evolved across three eras of data architecture and remains central to current debates over whether it should be a standalone product or a native platform feature. This guide explores its origins, core functions, and the architectural split influencing its role in modern data and AI systems.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 288069) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Alex Merced Posted on May 1 Semantic Layer: The Definitive Guide The term "semantic layer" has been part of the data industry's vocabulary for over 35 years. It first appeared in a 1991 patent filing by Business Objects, and it has since been reinvented, abandoned, and reinvented again across three distinct eras of data architecture.
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