Using COUCHDB as the state databaseState database OptionsThe state database includes LEVELDB and COUCHDB. LEVELDB is the default key/value state database embedded in the peer process, andCouchdb is an optional external state database. as with the
ArticleDirectory
Advantages:
Technical Overview:
Data format:
Cache:
Update mechanism (how to maintain data consistency ):
Distributed:
Stability:
Python client:
What does couchdb do (whether it can or cannot ):
Introduction
Couchdb is a database that has been sought after by geek in the past two years. The author was a lotus developer. Unlike traditional relational databases, it claims to be a document database. The so-called document database does not
1: we are here at rubyfringe with Damien Katz. How about you introduce yourself?
I am the creator and Project Leader of couchdb. I currently work for IBM. Before that I worked for MySQL and before that I worked at IBM again on a project called
Couchdb, as part of the nosql trend, is easy to compare with the database labeled with buzzwords. Key-value stores, tuple stores, bigtable clones, document store, graph database, and other labels are attached to each category.
These classification
Http://blog.nosqlfan.com/html/1519.htmlThis article is in the official MongoDB website, MongoDB and CouchDB very similar, they are document-type storage, data storage format is JSON type, all use JavaScript to operate, all support map/reduce. But in
Based on version 1.2
Document Storage
If the table is the storage unit of SQL Server, the documents are the storage unit of couchdb. Each document has a unique ID. Developers can add, query, modify, and delete documents based on the restful http api
Source: http://www.csdn.net/article/2011-03-21/294226This article is in the official MongoDB website, MongoDB and couchdb very similar, they are document-type storage, data storage format is JSON type, all use JavaScript to operate, all support
How to operate CouchDB in python and couchdb in python
This article briefly describes how to operate CouchDB in python and shares it with you for your reference. The specific method is as follows:
1. Install the python couchDb
0x00 COUCHDB InstallationCOUCHDB Official website: http://couchdb.apache.org/Next until the installation is complete, open the browser and visit the following link: http://127.0.0.1:5984/You can use the following URLs to interact with the COUCHDB
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