Hoja de referencia de Apache CouchDB

Apache CouchDB - Document Database

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.

[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/

```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?