March 2025
Intermediate to advanced
480 pages
13h 51m
Spanish
Content preview from Estrategias de JavaScript completas
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Capítulo 3. Construir el esquema de datos
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La capa de datos abarca mucho, así que es estupendo que tengamos tantas herramientas buenas con las que trabajar. Independientemente de las herramientas que elijas, necesitas comprender lo que ocurre bajo la superficie. Cuando empieces a construir tu esquema de datos, tómate tu tiempo para escribirlo realmente. El esquema de datos lo dirige todo para la aplicación y cualquiera de sus dependencias. Con el tiempo, puede resultar difícil actualizar el esquema sin romperlo todo.
Como ya has decidido qué tipo de arquitectura de backend vas a utilizar, probablemente tengas una idea de cómo se relacionarán los datos y qué aspecto tienen. Hacer un diagrama de cómo se conectarán los datos os ayudará mucho a ti y al equipo, porque veréis las relaciones.
Por eso este capítulo va a tratar:
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Consideraciones iniciales para configurar el esquema de datos
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Configurar una base de datos
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Utilizar herramientas de mapeo relacional de objetos (ORM)
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Escribir migraciones de datos en tu base de datos
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Sembrar la base de datos con datos iniciales
Debes ser lo más detallado posible y documentar la mayor parte posible de la lógica empresarial. También querrás obtener información del equipo en pequeños intervalos, porque el esquema puede volverse complejo a medida que crece la aplicación. Asegúrate de que todo el mundo entiende cómo y dónde ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.