What is conceptual schema in database?

Question

A conceptual schema is a high-level description of informational needs underlying the design of a database. It typically includes only the main concepts and the main relationships among them. Typically this is a first-cut model, with insufficient detail to build an actual database.

What is conceptual schema example?

A conceptual schema, or High-level data model or conceptual data model, is a map of concepts and their relationships, for example, a conceptual schema for a karate studio would include abstractions such as student, belt, grading and tournament.

What are the 3 types of schema?

The three-schema approach provides for three types of schemas with schema techniques based on formal language descriptions:External schema for user views.Conceptual schema integrates external schemata.Internal schema that defines physical storage structures.

What is conceptual schema and internal schema?

The internal schema defines the physical storage structure of the database. The conceptual schema describes the Database structure of the whole database for the community of users. An external schema describe the part of the database which specific user is interested in.

What is conceptual schema design?

Definition. Conceptual schema design is the process of generating a description of the contents of a database in high-level terms that are natural and direct for users of the database.

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