10 Databases Flashcards
1
Q
What is an entity in databases?
A
Entity is a thing, a person or an event.
2
Q
What is a field in databases?
A
A field is a column in databases.
3
Q
What does a primary key store?
A
A primary key stores a unique data and every data in the primary key field is different.
4
Q
What is a query?
A
A query is an instruction to display information from a database.
5
Q
What is a record and what does it store?
A
A record is a row in database and it mainly stores information about an entity.
6
Q
What is a table in database?
A
A table is a collection of records.
