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Ejercicios Resueltos De Normalizacion De Base De Datos Pdf 211 2021

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Start with A and B: The FD AB → C tells us that AB determines C. Then AC → DE, so if we have A, B, and C, we can get D and E. But we already have C from AB, so effectively AB → D and AB → E. Then E → F, so AB → F. Then F → G, so AB → G. Therefore, AB determines A, B, C, D, E, F, G, the entire set. So AB is a superkey. Is it minimal? Removing A leaves B, which doesn't appear on the left of any FD. Removing B leaves A, which also doesn't appear. So AB is a candidate key. | Producto (PK) | Precio_Unitario | | :---

Requiere cumplir con la 2FN y eliminar cualquier columna no clave que dependa de otra columna no clave (dependencias transitivas) . Recursos de Ejercicios Resueltos (PDF) Then E → F, so AB → F

You must remove this by splitting:

Muchos estudiantes y profesionales buscan recursos prácticos bajo el término de búsqueda para consolidar sus conocimientos teóricos a través de talleres resueltos. En este artículo, exploraremos los conceptos clave de las Formas Normales (1FN, 2FN, 3FN y BCNF) y desarrollaremos un caso práctico detallado paso a paso, ideal para quienes buscan material de estudio descargable. ¿Qué es la Normalización y Por Qué es Importante? So AB is a superkey

Elimina grupos repetidos y asegura que cada celda tenga un solo valor (atómico).

A casting agency manages castings for clients. Each casting has a code (CC), name (NC), contract date (FC), client (NN), budget (P), and agent (AG). Each casting has multiple phases (NF) with start dates (FI), and each phase has multiple individual tests (NP) with date (FR), start time (HI), end time (HF), and room (S). Castings have profiles (CP) with attributes (AP). Candidates (CM) have a name (M), address (D), and a single profile. Candidates can participate in tests, receiving a result (RP) of "apto" or "no apto", with constraints on eligibility.

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