=====Overview===== Like any other no enterprise/no commercial/no over-complicated database. Installation of Cassandra is done via YUM. The installation is pretty simple: * Install Java JDK * Configure Cassandra Repo * Install Cassandra =====Install JDK===== JDK stands for Java Development KIt, it is usually used to create Java programs, in the JDK, you have the JRE which is used to run Java programs: [root@localhost ~]# wget --no-cookies --no-check-certificate --header "Cookie:oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm" --2018-05-14 04:57:07-- http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm Resolving download.oracle.com (download.oracle.com)... 2.17.204.119 Connecting to download.oracle.com (download.oracle.com)|2.17.204.119|:80... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: https://edelivery.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm [following] --2018-05-14 04:57:07-- https://edelivery.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm Resolving edelivery.oracle.com (edelivery.oracle.com)... 23.33.75.164, 2a02:26f0:4:197::2d3e, 2a02:26f0:4:199::2d3e Connecting to edelivery.oracle.com (edelivery.oracle.com)|23.33.75.164|:443... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm?AuthParam=1526288348_ab6986e311e29cccdffc20f30e7d2d71 [following] --2018-05-14 04:57:08-- http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm?AuthParam=1526288348_ab6986e311e29cccdffc20f30e7d2d71 Connecting to download.oracle.com (download.oracle.com)|2.17.204.119|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 169983496 (162M) [application/x-redhat-package-manager] Saving to: ‘jdk-8u131-linux-x64.rpm’ 100%[===========================================================================================================================================================================>] 169,983,496 2.96MB/s in 54s 2018-05-14 04:58:03 (3.02 MB/s) - ‘jdk-8u131-linux-x64.rpm’ saved [169983496/169983496] [root@localhost ~]# yum -y localinstall jdk-8u131-linux-x64.rpm Loaded plugins: fastestmirror Examining jdk-8u131-linux-x64.rpm: 2000:jdk1.8.0_131-1.8.0_131-fcs.x86_64 Marking jdk-8u131-linux-x64.rpm to be installed Resolving Dependencies --> Running transaction check ---> Package jdk1.8.0_131.x86_64 2000:1.8.0_131-fcs will be installed --> Finished Dependency Resolution Dependencies Resolved ===================================================================================================================================================================================================================== Package Arch Version Repository Size ===================================================================================================================================================================================================================== Installing: jdk1.8.0_131 x86_64 2000:1.8.0_131-fcs /jdk-8u131-linux-x64 269 M Transaction Summary ===================================================================================================================================================================================================================== Install 1 Package Total size: 269 M Installed size: 269 M Downloading packages: Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : 2000:jdk1.8.0_131-1.8.0_131-fcs.x86_64 1/1 Unpacking JAR files... tools.jar... plugin.jar... javaws.jar... deploy.jar... rt.jar... jsse.jar... charsets.jar... localedata.jar... Verifying : 2000:jdk1.8.0_131-1.8.0_131-fcs.x86_64 1/1 Installed: jdk1.8.0_131.x86_64 2000:1.8.0_131-fcs Complete! [root@localhost ~]# java -version java version "1.8.0_131" Java(TM) SE Runtime Environment (build 1.8.0_131-b11) Java HotSpot(TM) 64-Bit Server VM (build 25.131-b11, mixed mode) After the JDK/JRE are installed we can install Cassandra: =====Installing Cassandra===== [root@localhost ~]# vi /etc/yum.repos.d/cassandra.repo [root@localhost ~]# yum -y install cassandra Loaded plugins: fastestmirror cassandra/signature | 819 B 00:00:00 Retrieving key from https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0xF2833C93: Userid : "Eric Evans " Fingerprint: cec8 6bb4 a0ba 9d0f 9039 7cae f835 8fa2 f283 3c93 From : https://www.apache.org/dist/cassandra/KEYS cassandra/signature | 2.9 kB 00:00:00 !!! cassandra/primary_db | 8.0 kB 00:00:00 Loading mirror speeds from cached hostfile * base: mirrors.coreix.net * extras: mirrors.coreix.net * updates: mirrors.coreix.net Resolving Dependencies --> Running transaction check ---> Package cassandra.noarch 0:3.11.2-1 will be installed --> Finished Dependency Resolution Dependencies Resolved ===================================================================================================================================================================================================================== Package Arch Version Repository Size ===================================================================================================================================================================================================================== Installing: cassandra noarch 3.11.2-1 cassandra 28 M Transaction Summary ===================================================================================================================================================================================================================== Install 1 Package Total download size: 28 M Installed size: 37 M Downloading packages: warning: /var/cache/yum/x86_64/7/cassandra/packages/cassandra-3.11.2-1.noarch.rpm: Header V4 RSA/SHA256 Signature, key ID fe4b2bda: NOKEY======================================= ] 7.3 MB/s | 27 MB 00:00:00 ETA Public key for cassandra-3.11.2-1.noarch.rpm is not installed cassandra-3.11.2-1.noarch.rpm | 28 MB 00:00:03 Retrieving key from https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0xF2833C93: Userid : "Eric Evans " Fingerprint: cec8 6bb4 a0ba 9d0f 9039 7cae f835 8fa2 f283 3c93 From : https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0x8D77295D: Userid : "Eric Evans " Fingerprint: c496 5ee9 e301 5d19 2ccc f2b6 f758 ce31 8d77 295d From : https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0x2B5C1B00: Userid : "Sylvain Lebresne (pcmanus) " Fingerprint: 5aed 1bf3 78e9 a19d ade1 bcb3 4bd7 36a8 2b5c 1b00 From : https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0x0353B12C: Userid : "T Jake Luciani " Fingerprint: 514a 2ad6 31a5 7a16 dd00 47ec 749d 6eec 0353 b12c From : https://www.apache.org/dist/cassandra/KEYS Importing GPG key 0xFE4B2BDA: Userid : "Michael Shuler " Fingerprint: a26e 528b 271f 19b9 e5d8 e19e a278 b781 fe4b 2bda From : https://www.apache.org/dist/cassandra/KEYS Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : cassandra-3.11.2-1.noarch 1/1 Verifying : cassandra-3.11.2-1.noarch 1/1 Installed: cassandra.noarch 0:3.11.2-1 Complete! [root@localhost ~]# [root@localhost ~]# [root@localhost ~]# systemctl daemon-reload [root@localhost ~]# systemctl start cassandra [root@localhost ~]# systemctl enable cassandra cassandra.service is not a native service, redirecting to /sbin/chkconfig. Executing /sbin/chkconfig cassandra on [root@localhost ~]# nodetool status Datacenter: datacenter1 ======================= Status=Up/Down |/ State=Normal/Leaving/Joining/Moving -- Address Load Tokens Owns (effective) Host ID Rack UN 127.0.0.1 103.65 KiB 256 100.0% cd6bca3f-603d-4065-8d2e-136883606e4c rack1 [root@localhost ~]# cqlsh Connected to Test Cluster at 127.0.0.1:9042. [cqlsh 5.0.1 | Cassandra 3.11.2 | CQL spec 3.4.4 | Native protocol v4] Use HELP for help. cqlsh> help Documented shell commands: =========================== CAPTURE CLS COPY DESCRIBE EXPAND LOGIN SERIAL SOURCE UNICODE CLEAR CONSISTENCY DESC EXIT HELP PAGING SHOW TRACING CQL help topics: ================ AGGREGATES CREATE_KEYSPACE DROP_TRIGGER TEXT ALTER_KEYSPACE CREATE_MATERIALIZED_VIEW DROP_TYPE TIME ALTER_MATERIALIZED_VIEW CREATE_ROLE DROP_USER TIMESTAMP ALTER_TABLE CREATE_TABLE FUNCTIONS TRUNCATE ALTER_TYPE CREATE_TRIGGER GRANT TYPES ALTER_USER CREATE_TYPE INSERT UPDATE APPLY CREATE_USER INSERT_JSON USE ASCII DATE INT UUID BATCH DELETE JSON BEGIN DROP_AGGREGATE KEYWORDS BLOB DROP_COLUMNFAMILY LIST_PERMISSIONS BOOLEAN DROP_FUNCTION LIST_ROLES COUNTER DROP_INDEX LIST_USERS CREATE_AGGREGATE DROP_KEYSPACE PERMISSIONS CREATE_COLUMNFAMILY DROP_MATERIALIZED_VIEW REVOKE CREATE_FUNCTION DROP_ROLE SELECT CREATE_INDEX DROP_TABLE SELECT_JSON