May 2012
Intermediate to advanced
200 pages
3h 39m
German
Content preview from CouchDB kurz & gutBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.
Änderungen anzeigen
Änderungen werden in CouchDB immer im Zusammenhang mit einer Sequenznummer gespeichert. Die Funktion _changes gibt Ihnen die Möglichkeit, alle Änderungen bezüglich der Datenbank nachzuvollziehen. Diese führen Sie mit einer GET-Operation auf die URL der betreffenden Datenbank aus.
GET /dbname/_changes
Die Ausgabe und das Verhalten der Funktion können mit folgenden Parametern beeinflusst werden:
- since=seqnum
Damit können Sie ein Offset für die angezeigten Änderungen angeben. Dabei werden alle Änderungen ausgegeben, die nach der übergebenen Sequenznummer erfolgt sind.
- feed=normal|longpoll|continious (default=normal)
Damit bestimmen Sie das Ausgabeverhalten der Funktion. Während mit dem Modus
normaldie Änderungen angezeigt werden und ...
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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.