SQL desde Cero para Gente Real -1a PARTE- (Paperback)
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Sold by CitiRetail, Stevenage, United Kingdom
AbeBooks Seller since 29 June 2022
New - Soft cover
Condition: New
Ships from United Kingdom to U.S.A.
Quantity: 1 available
Add to basketSold by CitiRetail, Stevenage, United Kingdom
AbeBooks Seller since 29 June 2022
Condition: New
Quantity: 1 available
Add to basketPaperback. Quieres aprender SQL desde cero sin perderte entre tecnicismos?Este libro es la primera parte de una serie de tres libros pensada para acompanarte paso a paso en el aprendizaje de SQL, las bases de datos y el trabajo practico con datos reales.SQL desde Cero para Gente Real esta escrito para principiantes absolutos. No necesitas saber programar, ni tener experiencia previa con bases de datos, ni dominar conceptos tecnicos complicados. Solo necesitas ganas de aprender una habilidad cada vez mas util en empresas, administracion, analisis de datos, Excel, Python, Power BI y proyectos personales.A lo largo de este primer libro aprenderas que es una base de datos, como se organizan las tablas, que son las filas y columnas, como se hacen consultas sencillas y como empezar a filtrar, ordenar y analizar informacion con SQL.El enfoque es claro: menos teoria dificil y mas ejemplos practicos.Trabajaras con situaciones reconocibles: una tienda con productos y clientes, pedidos, ventas, alumnos, libros, gastos domesticos y pequenos registros de informacion. Antes de cada consulta veras la pregunta en lenguaje normal. Despues escribiras el codigo SQL. Y luego entenderas cada linea con explicaciones sencillas.En este libro aprenderas, entre otras cosas: Que es SQL y por que sigue siendo tan importante.Como funciona una base de datos explicada con ejemplos cotidianos.Que son las tablas, filas, columnas y registros.Como escribir tus primeras consultas con SELECT.Como filtrar informacion con WHERE.Como ordenar resultados con ORDER BY.Como limitar resultados y evitar repetidos.Como empezar a pensar en los datos de forma clara y ordenada.Como practicar SQL sin miedo a equivocarte.Esta primera parte no pretende convertirte en experto de golpe. Su objetivo es mucho mas importante: darte una base solida, comprensible y practica para que puedas avanzar con seguridad hacia los siguientes libros de la serie.Si vienes de Excel, de la administracion, de una pequena empresa, de estudios de informatica, de oposiciones o simplemente quieres mejorar tu perfil profesional, este libro puede ser tu primer paso.SQL no es solo codigo. Es una forma de hacer preguntas a los datos.Y este libro te ensena a empezar. This item is printed on demand. Shipping may be from our UK warehouse or from our Australian or US warehouses, depending on stock availability.
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