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Hoja de referencia de Apache CouchDB

Apache CouchDB - Document Database

<p class="cheatsheet-description">
  Apache CouchDB es una base de datos NoSQL orientada a documentos de código abierto que utiliza JSON para documentos, HTTP para API y JavaScript para consultas MapReduce. Proporciona semántica ACID y consistencia eventual a través del control de concurrencia de múltiples versiones.
</p>

[This section was empty in the original text, so no translation is needed] ```bash

Add CouchDB repository

curl -L https://couchdb.apache.org/repo/keys.asc | sudo apt-key add - echo "deb https://apache.jfrog.io/artifactory/couchdb-deb/ focal main" | sudo tee /etc/apt/sources.list.d/couchdb.list

Update package index

sudo apt update

Install CouchDB

sudo apt install couchdb

Configure CouchDB during installation

Choose standalone or clustered mode

Set admin password

Start CouchDB service

sudo systemctl start couchdb sudo systemctl enable couchdb

Check status

sudo systemctl status couchdb

Verify installation

curl http://127.0.0.1:5984/ [This section was empty in the original text, so no translation is needed]bash

Add EPEL repository

sudo yum install epel-release

Add CouchDB repository

sudo tee /etc/yum.repos.d/couchdb.repo << EOF [couchdb] name=CouchDB baseurl=https://apache.jfrog.io/artifactory/couchdb-rpm/el7/$basearch/ gpgcheck=1 repo_gpgcheck=1 gpgkey=https://couchdb.apache.org/repo/keys.asc EOF

Install CouchDB

sudo yum install couchdb

Start CouchDB service

sudo systemctl start couchdb sudo systemctl enable couchdb

Check status

curl http://127.0.0.1:5984/ [This section was empty in the original text, so no translation is needed]bash

Pull CouchDB image

docker pull couchdb:latest

Run CouchDB container

docker run -d \ --name couchdb \ -p 5984:5984 \ -e COUCHDB_USER=admin \ -e COUCHDB_PASSWORD=password \ -v couchdb-data:/opt/couchdb/data \ couchdb:latest

Check CouchDB

curl http://admin:password@localhost:5984/

Docker Compose setup

cat > docker-compose.yml << EOF version: '3.8' services: couchdb: image: couchdb:latest container_name: couchdb ports: - "5984:5984" environment: - COUCHDB_USER=admin - COUCHDB_PASSWORD=password volumes: - couchdb-data:/opt/couchdb/data - couchdb-config:/opt/couchdb/etc/local.d restart: unless-stopped

volumes: couchdb-data: couchdb-config: EOF

docker-compose up -d [This section was empty in the original text, so no translation is needed]bash

Download CouchDB

wget https://downloads.apache.org/couchdb/source/3.3.3/apache-couchdb-3.3.3.tar.gz

Extract

tar -xzf apache-couchdb-3.3.3.tar.gz cd apache-couchdb-3.3.3

Install dependencies (Ubuntu/Debian)

sudo apt install build-essential pkg-config erlang \ libicu-dev libmozjs-78-dev libcurl4-openssl-dev

Configure and compile

./configure make release

Install

sudo cp -r rel/couchdb /opt/ sudo useradd -d /opt/couchdb couchdb sudo chown -R couchdb:couchdb /opt/couchdb

Create systemd service

sudo tee /etc/systemd/system/couchdb.service << EOF [Unit] Description=Apache CouchDB After=network.target

[Service] Type=simple User=couchdb ExecStart=/opt/couchdb/bin/couchdb Restart=always

[Install] WantedBy=multi-user.target EOF

sudo systemctl daemon-reload sudo systemctl start couchdb sudo systemctl enable couchdb [This section was empty in the original text, so no translation is needed]bash

Check CouchDB status

curl http://localhost:5984/

Get server information

curl http://localhost:5984/_up

Get all databases

curl http://localhost:5984/_all_dbs

Get server stats

curl http://localhost:5984/_stats

Get active tasks

curl http://localhost:5984/_active_tasks

Get cluster membership

curl http://localhost:5984/_membership

Get node information

curl http://localhost:5984/_node/_local/_stats

Authentication

curl -u admin:password http://localhost:5984/

Using session authentication

curl -X POST http://localhost:5984/_session \ -H "Content-Type: application/json" \ -d '{"name": "admin", "password": "password"}'

Get current user

curl http://localhost:5984/_session [This section was empty in the original text, so no translation is needed]bash

Get configuration

curl http://admin:password@localhost:5984/_node/_local/_config

Get specific configuration section

curl http://admin:password@localhost:5984/_node/_local/_config/httpd

Set configuration value

curl -X PUT http://admin:password@localhost:5984/_node/_local/_config/httpd/bind_address \ -d '"0.0.0.0"'

Delete configuration value

curl -X DELETE http://admin:password@localhost:5984/_node/_local/_config/httpd/bind_address

Restart CouchDB

curl -X POST http://admin:password@localhost:5984/_node/_local/_restart

Common configuration locations

/opt/couchdb/etc/local.ini

/opt/couchdb/etc/local.d/

Example local.ini configuration

cat > /opt/couchdb/etc/local.d/custom.ini << EOF [httpd] bind_address = 0.0.0.0 port = 5984

[ssl] enable = true cert_file = /path/to/cert.pem key_file = /path/to/key.pem

[log] level = info

[couchdb] max_dbs_open = 500 EOF [This section was empty in the original text, so no translation is needed]bash

Create database

curl -X PUT http://admin:password@localhost:5984/mydb

Check if database exists

curl -I http://admin:password@localhost:5984/mydb

Get database information

curl http://admin:password@localhost:5984/mydb

Get database stats

curl http://admin:password@localhost:5984/mydb/_stats

List all databases

curl http://admin:password@localhost:5984/_all_dbs

Delete database

curl -X DELETE http://admin:password@localhost:5984/mydb

Compact database

curl -X POST http://admin:password@localhost:5984/mydb/_compact

Get database security

curl http://admin:password@localhost:5984/mydb/_security

Set database security

curl -X PUT http://admin:password@localhost:5984/mydb/_security \ -H "Content-Type: application/json" \ -d '{ "admins": { "names": ["admin"], "roles": ["admin"] }, "members": { "names": ["user1"], "roles": ["user"] } }'

Get database changes

curl http://admin:password@localhost:5984/mydb/_changes

Get changes with filter

curl http://admin:password@localhost:5984/mydb/_changes?include_docs=true&limit=10

Continuous changes feed

curl http://admin:password@localhost:5984/mydb/_changes?feed=continuous ```[This section was empty in the original text, so no translation is needed] http://admin:password@localhost:5984/mydb[This section was a JSON example, which typically remains in English]

Would you like me to translate the remaining sections if they are not empty?