Key-value pair is a phrase used to refer to any data set that has two parts, an identifier known as a key and a value being the data captured.
Use Cases and Examples
key-value pairs make it easy to organize data into groups. There are many data stores and data structures that store information as key-value pairs. For example the JSON [→] data structure
In the above example one of the objects has
name as the key and the value being
Some databases that implement key-value pair structures include redis [→] and memcached [↗]. Because of the simple nature of key-value data stores they are mostly used to store simple data sets like cached [→] data and queue values.
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