What are the two kinds of database schema?

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There are two main kinds of database schema: A logical database schema conveys the logical constraints that apply to the stored data. It may define integrity constraints, views, and tables. A physical database schema lays out how data is stored physically on a storage system in terms of files and indices.

What are two types of schema?

TypesPerson schemas are focused on specific individuals. ... Social schemas include general knowledge about how people behave in certain social situations.Self-schemas are focused on your knowledge about yourself. ... Event schemas are focused on patterns of behavior that should be followed for certain events.The Role of a Schema in Psychology - Verywell Mind

What are the two kinds of database?

Two types of database structureA flat file database stores data in a plain text file, with each line of text typically holding one record. ... A relational database contains multiple tables of data with rows and columns that relate to each other through special key fields.Types of database system | nibusinessinfo.co.uk

What are the two aspects of a database schema?

There are two main database schema types that define different parts of the schema: logical and physical.

What are the two most used types of databases?

Databases are widely divided into two major types or categories, namely, Relational or Sequence Databases and Non-relational or Non-sequence databases or No SQL databases.

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