In a relational model, a schema is something which specifies the name and data type of each field.The word schema is also used in conceptual schema, physical schema and external schema. What do schema mean separately in the above two cases? Are theyrelated?Are they related to the schema in cognitive psychology?Is schema used in other areas of computer science, such asartificial intelligence, programming languages, ...?What does schema mean in computer science besides database?Thanks!
What does schema mean?
terminology