“Semantics” refers to the meaning behind words, sentences, or
phrases. This is its general meaning. In technology, even the
word “semantics” has more meanings. Semantics, and semantic
models, refer to how data is organized within a database to make
it more useful for users. So, in technology, semantics have the
meaning of “makes sense to the user.” From a purely programming
point of view, the semantics might not seem important. Databases
are just warehouses of knowledge. You input information and
simply must make the right queries to get the information
returned. However, from a user’s point of view, this is
complicated, difficult, and time-consuming. In the first place,
different users might be interested in different results, and
different fields might be interested in results that others have
no use for. Imagine the different uses that an accounting firm
and a police station might have for databases. Name and address
are important for both, but finances, history, location, or
fingerprint information will h