Deploy Apache Cassandra | Change Cassandra Cluster Name

 in This Tutorial you will Learn " How To Install Apache Cassandra 4.0 on Rocky Linux 8"
Apache Cassandra is a free and open-source distributed NoSQL database management system.
Homepage - https://cassandra.apache.org/_/index.html
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Server - Os:  Rocky Linux 8.5  64Bit      | IP -192.168.1.60        |Hostname - server.yourdomain.com
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cat /etc/system-release ; dnf groupinstall "Development Tools" -y
dnf install epel-release java-1.8.0-openjdk java-1.8.0-openjdk-devel -y
dnf install python38 -y
update-alternatives --config python
python --version
pip3 install --user cqlsh

nano /etc/yum.repos.d/cassandra.repo
[cassandra]
name=Apache Cassandra
baseurl=https://www.apache.org/dist/cassandra/redhat/40x/
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://www.apache.org/dist/cassandra/KEYS

dnf install cassandra -y
nano /etc/systemd/system/cassandra.service
[Unit]
Description=Apache Cassandra
After=network.target

[Service]
PIDFile=/var/run/cassandra/cassandra.pid
User=cassandra
Group=cassandra
ExecStart=/usr/sbin/cassandra -f -p /var/run/cassandra/cassandra.pid
Restart=always

[Install]
WantedBy=multi-user.target
systemctl daemon-reload ; systemctl start cassandra ; systemctl enable cassandra ; systemctl status cassandra
nodetool status
cqlsh

Change Cassandra Cluster Name -
cqlsh
UPDATE system.local SET cluster_name = 'QuickNotepad Cluster' WHERE KEY = 'local';
exit
nano /etc/cassandra/default.conf/cassandra.yaml
cluster_name
QuickNotepad Cluster
systemctl restart cassandra
cqlsh

systemctl stop firewalld.service
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