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5.0 /5
(24)

76
Bienvenidos al curso de introducción a los datos
Cómo sacarle el máximo partido al curso
Toma notas de tu curso en tiempo real en Frogames Formación
Una introducción a los datos - Objetivos de aprendizaje
El mundo real, el mundo conceptual y el mundo de las representaciones
La realidad: los objetos
Las concepciones: la información
Las representaciones: los datos
La interpretación también cuenta
El mundo conceptual
La información: expresión lingüística
Entidades, atributos y valores
Ejercicio: entidades multiatributo
Solución al ejercicio de multiatributos
El tiempo
Dominios de un atributo
Los valores nulos
Identificadores
Claves
Atributos multivalor
La entidad: instancia y tipo
El mundo de las representaciones
La representación tabular
Ficheros, registros y campos
Bases de datos
El registro físico y los soportes
Organización
Acceso a los datos
El nivel lógico y el nivel físico
Las memorias externas
Justificación de la utilización de la memoria externa
Esquema de la Entrada y Salida de Datos
Tiempo de acceso
Características básicas de los soportes
Ejemplo 1: Discos Duros
Investiga tú: SSD
Ejemplo 2: CDs
Investiga tú: DVD o BR
Ejemplo 3: Cintas magnéticas
Repasa lo aprendido
Introducción a las bases de datos: Objetivos de aprendizaje
Cómo surgieron las bases de datos
Los ficheros tradicionales y las Bases de Datos
Los años sesenta y setenta: sistemas centralizados
Los años ochenta: SGBD relacionales
Los años noventa: sistemas distribuidos
Los años noventa: tecnologías C/S y 4GL
El siglo XXI: Tendencias actuales
Los objetivos de un SGBD
Consultas no predefinidas y complejas
Flexibilidad e independencia
Problemas de la redundancia
Integridad de los datos
Concurrencia de usuarios
Seguridad
Otros objetivos
Expande la lista de objetivos
Investiga varios SGBD
Arquitectura de los SGBD
Esquemas y niveles
Esquemas y niveles: un ejemplo práctico
Independencia de los datos
Flujo de datos y control
Introducción a los modelos de base de datos
Evolución de los modelos de Base de Datos
Los usuarios y lenguajes de base de datos
Lenguajes DDL y DML
Lenguajes de cuarta generación y herramientas visuales
Los administradores de bases de datos
Investiga
Repasa lo aprendido
Responde a las preguntas
Introducción a las bases de datos
Soluciones a las preguntas finales
Para terminar
Hemos terminado una aventura juntos, ¡pero vamos a por la siguiente!

instructor

5.0 /5
(24)

  • Avatar
    Gustavo
    (5)
    Master the fundamentals: an introduction to databases that actually teaches

    The Introduction to Databases course is an excellent option for anyone looking to understand how information is organized, stored, and managed in the digital world. From the first module, you'll notice a clear and well-structured approach that lets you move forward with confidence, even if you're starting from scratch.

  • Avatar
    Miguel Ángel
    (5)
    The perfect foundation to enter the world of databases

    This course is the best way to get into databases if you've never worked with them before. If, like in my case, you had prior knowledge, there might be moments where you find it hard to keep up because you already know the terminology. But always, no matter how much experience you've got, you'll pick up something new—especially, as in my case, if you studied it a long time ago and you're out of date with new trends. And if you're new, like I said before, you're going to gain new knowledge that will open up a really interesting world to you. Remember that nowadays it's all about data, so knowing how to manage it can open a lot of doors for you. And for that, a solid foundation is always good to have.

  • Avatar
    Jorge
    (5)
    Solid and straightforward

    For those of us starting from scratch, this was the best I could find. It explains concepts from the ground up without confusing you with fancy jargon. I've got a much clearer grasp of the logic structure in my own projects now.

  • Avatar
    Nicolás
    (5)
    A fundamental course. The concepts of tables and relationships became crystal clear

  • Avatar
    Nieves
    (5)
    Introduction to Databases: master the relational model, SQL and database management systems from scratch

    This course teaches you what databases are, how they're classified, how relational models work and how to use SQL to query, modify and manage data. You'll learn about primary keys, data types, relationships between tables, and the role of database management systems (DBMS). It also covers topics like security, integrity, normalization and database architecture.

  • Avatar
    Javi
    (5)
    The Foundation of Everything

    This course is that essential first step that makes you finally feel like you've got the topic down.

  • Avatar
    Giovanni
    (5)
    Building Strong Foundations

    The content is super digestible and guides you through fundamental logical concepts, making something that seems dense feel light and easy to apply to real projects from day one

  • Avatar
    Santiago
    (5)
    The foundation every programmer needs! Excellent

  • Avatar
    Rocío
    (5)
    Perfect for beginners!

  • Avatar
    Rosa
    (5)
    This course explained everything to me from scratch, no confusing stuff. I learned what databases are, how they're organized, and why they're essential in almost everything digital.

  • Avatar
    Angel
    (5)
    Databases from Zero: organize, query, and master the logic behind information

    This course is a complete introduction to the world of databases, ideal for those who want to understand how digital information is stored, organized, and manipulated. Through clear explanations and guided exercises, you'll learn the fundamentals of database management systems (DBMS), the relational model, and the SQL language.

  • Avatar
    Jackeline
    (5)
    Ideal for those starting from scratch

  • Avatar
    María
    (5)
    Perfect for database beginners

    If you're starting from scratch, this course is a gem. They explain the concepts with simple examples and really well illustrated. It helped me build a solid foundation to keep learning afterwards.

  • Avatar
    Rubén Fernando
    (5)
    Good introductory course

  • Avatar
    Samuel
    (5)
    Totally recommended.

    The introduction to databases saved me at work. I was always scared to get into database topics, but this course makes it so easy and accessible. Now I can talk about databases with solid fundamentals.

  • Avatar
    Gabriela
    (5)
    A great first look at the world of data

    This course was like opening a door to a new universe. I now have more information than before about how data is organized and how to query it efficiently.

  • Avatar
    Carlos
    (5)
    Explained clearly

    I've always wanted to understand how databases work from the ground up, and this course was the best introduction possible. It helped me get familiar with the key terminology and better understand the structure behind any data storage system. Without a doubt, this course was an excellent starting point.

  • Avatar
    Yvonne
    (5)
    is very practical

    it goes from the basics, so it's easy to follow

  • Avatar
    danison
    (5)
    Databases are no longer a challenge for me

    This course was an excellent introduction to the world of databases. Highly recommended for beginners!

  • Avatar
    Danilo
    (5)
    Theoretical Course

    An excellent theoretical course focused on databases; if you don't have any knowledge of DBMS, this course is for you

  • Avatar
    Angelo
    (5)
    Excellent course.

    Excellent course.

  • Avatar
    Joiser
    (5)
    Perfect to get started

    The practical examples make the topics easy to understand, even for those with no prior experience. I recommend it to anyone who wants to start in the world of databases

  • Avatar
    Caty
    (5)
    satisfied with the course

    It has been a great learning experience and I am very satisfied with the results achieved.

  • Avatar
    Alberto
    (5)
    Essential to not get lost during learning

    That's how you should start a course, with clear foundations, plus simple and clear explanations

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Database Path

The ultimate bundle with all our Database courses so you can learn everything you need to know about SQL and databases. Includes upcoming courses and updates and improvements to current ones.

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