July 2025
Intermediate to advanced
484 pages
15h 13m
German
Content preview from Power Query
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.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.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
KAPITEL 3 Daten aus mehreren Quellen kombinieren
In diesem Kapitel werden Sie:
- ■ Tabellen aus mehreren angegebenen Datenquellen anfügen
- ■ mehrere Excel-Arbeitsmappen aus einem Ordner anfügen
- ■ mehrere Tabellenblätter aus einer Excel-Arbeitsmappe anfügen
Mit Power Query haben Sie die Möglichkeit, mehrere Datenquellen zu kombinieren, um dauerhafte Ergebnisse zu erzielen. In diesem Kapitel erfahren Sie, wie Sie mehrere Tabellen in verschiedenen Komplexitätsstufen kombinieren, um Einblicke aus den kombinierten Datasets zu gewinnen.
In Kapitel 2, »Grundlegende Herausforderungen bei der Datenvorbereitung«, werden verschiedene Szenarien schlecht formatierter und nicht vorbereiteter Daten erläutert. Oft sind die Daten, mit denen Sie umgehen müssen, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.