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.
List-Funktionen
Mit List-Funktionen können Sie die Ausgabe definierter Views für bestimmte Anwendungsfälle anpassen. Sie können die Ausgabe auch für verschiedene Formate definieren, ähnlich wie bei Show-Funktionen. Die Abfrageparameter für Views können an dieser Stelle auch verwendet werden. List-Funktionen werden immer zusammen mit Views verwendet. Man könnte also List-Funktionen als »Render-Funktionen für Views« bezeichnen.
Aufbau
List-Funktionen werden in einem Designdokument unter lists in Form eines JSON-Objekts gespeichert. Folgendes Designdokument definiert Views und List-Funktionen:
{ "_id" : "_design/todoapp", "views" { "tasks" : "function(doc){...}", "projects" : "function(doc){...}" }, "lists" : { "todolist" : "function(head, req) {...}", ...Become 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,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.