November 2022
Intermediate to advanced
1064 pages
25h 43m
German
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Kapitel 24: Datenbanken
Dieses Kapitel enthält eine kurze Einführung in die Datenbanktechnik und beschreibt einige Möglichkeiten, wie man Datenbanksysteme in Python-Skripten nutzen kann. Folgende Punkte werden angesprochen:
Wie modelliert man einen Wirklichkeitsausschnitt durch ein Entity-Relationship-Diagramm?
Wie erstellt man eine Datenbank mit dem Python-Modul
sqlite3?Wie kann man mit Verschlüsselungstechnik eine Datenbank vor unberechtigtem Zugriff schützen?
Entwicklung eines Online-Datenbanksystems
24.1 Was ist ein Datenbanksystem?
Eine Datenbank (DB) ist eine Sammlung von Daten, die von menschlichen Benutzern oder Computerprogrammen als gemeinsame Wissensbasis verwendet wird. Der Zugriff auf die Daten wird von der Datenbanksoftware, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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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.