The role of conceptual models

What are the functions of conceptual models?

The functions of the conceptual model: 1. Unify understanding; 2. Simplify problems; 3. Transfer knowledge; 4. Decision support; 5. Communication; 6. Guidance and design; 7. Innovative thinking; 8. Project management; 9. System integration; 10. Knowledge management. Detailed introduction: 1. Unify understanding. Conceptual models can express concepts, entities and the relationships between them in a formal way in the real world, so that people can have a more unified and clear understanding of problems; 2. Simplification Problems, conceptual models can simplify complex problems in the real world, etc.

Dec 22, 2023 am 11:49 AM

conceptual model

Conceptual model and application practice of Sphinx PHP in document retrieval

SphinxPHP's conceptual model and application practice in document retrieval Introduction: In today's era of information explosion, document retrieval system has become an important tool for processing huge data. Sphinx is a powerful open source full-text search engine that provides efficient document retrieval solutions through functions such as indexing, retrieval, filtering and sorting. This article will introduce the conceptual model and application practice of SphinxPHP in document retrieval, and provide specific code examples. 1. Concept model index Sphinx uses indexes to

Oct 03, 2023 am 08:14 AM

Application practice Document retrieval conceptual model

What is the conceptual model of a database independent of?

The conceptual model of a database is independent of the "specific machine and DBMS". The conceptual model is used to model the information world. It abstracts the objective objects of the real world into some kind of information structure. This structure does not depend on the specific computer system and is not a data model supported by a certain DBMS. It is actually the real world. to an intermediate level in the machine world.

Nov 10, 2020 am 10:58 AM

database conceptual model