Explain what is a database schema and mention one example

Database schema is a structure that are used to represent the logical base in the database. Database schema is the logic arrangement of objects in the form of tables. It basically defines the entities and the relationship between them. Schema is the organisation of data in the database system.

It is divided into two main parts that is:

Example:

When we create a table with the student name then, the logical database schema contain the student name, student ID and the project name. Then, the student table basically stored in the physical database schema in the form of file.

d. use a mixture of external and internal links

explanation:

a) click on any cells in the range of data

b) click the data

c) click sort& filter group, click sort

d) select the column to sort by and then select a sort order

e) select the next column to sort by and select the sort order

f) click ok