Overview of Cassandra As previously mentioned in my notes on lightweight transactions, Cassandra does not support ACID transactions. Cassandra was built to support a brisk ingest of writes while being distributed for availability. Follow the link to my previous post…Read More >
Cassandra nodetool provides several types of commands to manage your Cassandra cluster. See my previous posts for an orientation to Cassandra nodetool and using nodetool to get Cassandra information. My colleague has provided an in-depth analysis of backup strategies in…Read More >
Cassandra nodetool provides several types of commands to manage your Cassandra cluster. See my previous post about Cassandra nodetool for an orientation to the types of things you can do with this helpful Cassandra administration tool. Here, I am sharing details…Read More >
Nodetool is a broadly useful tool for managing Cassandra clusters. A large percentage of questions concerning Cassandra can easily be answered with a nodetool function. Having been developed over time by a diverse open source community, the nodetool commands can…Read More >
I was recently asked to set up a solution for Cassandra open-source log analysis to include in an existing Elasticsearch-Logstash-Kibana (ELK) stack. After some research on more of the newer capabilities of the technologies, I realized I could use “beats”…Read More >
Earlier this year, I was presented with the challenge of streamlining user access to MySQL, allowing users self-serve access using their LDAP credentials, while logging all access. Of course, various MySQL forks allow for user auditing, but the solution is…Read More >
Cassandra support for transactions Unlike commonly used relational database platforms, Cassandra does not support ACID transactions. Cassandra prioritizes availability and being partition-tolerant above consistency. Consistency is tuneable, but in general, the design precludes transactions. That is, there is no guarantee,…Read More >
Valerie Parham-Thompson explains why duplicate (redundant) indexes are sometimes helpful.Read More >
Find out how to use MariaDB CONNECT Engine to merge heterogeneous data sources in this how-to blog post from Valerie Parham-Thompson.Read More >
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