March 2024
Intermediate to advanced
592 pages
14h 8m
German
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KAPITEL 22
Arrow
Einführung
Konzeptionell sollen CSV-Dateien von Menschen leicht gelesen werden können. Insbesondere eignen sie sich gut als Austauschformat, weil sie einfach sind und jedes Tool auf Erden sie lesen kann. Allerdings sind CSV-Dateien nicht effizient: Sie müssen ziemlich viel Arbeit hineinstecken, um die Daten in R einzulesen. In diesem Kapitel lernen Sie eine leistungsfähige Alternative kennen: das Parquet-Format (https://oreil.ly/ClE7D), ein auf offenen Standards beruhendes Format, das von größeren Datensystemen verwendet wird.
Wir kombinieren Parquet-Dateien mit Apache Arrow, einer mehrsprachigen Toolbox, die für die effiziente Analyse und den Transport großer Datensets entwickelt wurde. Apache Arrow verwenden wir über das Paket ...
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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.