So I have used a content management system to develop and maintain the website for the office I used to work at. I understand the basic concept that the CMS is used to organize and disseminate information amongst its various other features. 122 more words
Tags » Primary Key
Functional dependency (FD) is a set of constraints between two attributes in a relation. Functional dependency says that if two tuples have same values for attributes A1, A2,…, An, then those two tuples must have to have same values for attributes B1, B2, …, Bn. 1,188 more words
As explained in How does Cassandra store data? – A simple explanation Cassandra uses partitioning key (the first part of primary key) to store a record into a partition on a node. 141 more words
Pattern #4: Get rid of all OR operators from sql where clauses. For example, consider an SQL requirement to authenticate user by comparing the string entered by the user with either username… 76 more words
Cassandra primary key (a unique identifier for a row) is made up of two parts – 1) one or more partitioning columns and 2) zero or more clustering columns. 526 more words
Cassandra is a multi-node, peer-to-peer cluster/distributed system that distributes/stores data across all nodes in the cluster.
Every table in Cassandra is physically stored in multiple SSTable files spread across one or multiple nodes. 296 more words