Fichas
chapter 11
Fichas del conjunto (9)
- 1What combinations of Relationship Databases could there be:One-To-Many
one-way
two-way
many-to-one
many-to-many - 2TextThis can be letters, numbers & other symbols.
- 3NumbersIs only numerical value, such as ages, prices, quantities etc.
- 4Date/TimeUsed when using dates in the year, or times of the day.
- 5LogicalA yes or no answer.
- 6A DatabaseA database is a system for managing a collection of data, e.g. customers, members, products. All is stored in a table.
- 7A TableA table is set out in a grid form, it has rows & columns. Each column has a heading.
- 8A RecordEvery row in a database table holds information about a single item; this is also called a record. E.g. a student’s record or a police record.
- 9A FieldEvery column holds information about a property of the items in the table, such as a customer’s name or an items price –these properties are called fields.
Información
- Descripción
- Fichas sobre chapter 11, creado por lewisrb1999 el 07/10/2014.
- Creado por
- lewisrb1999
- Visitas
- 5
- Valoración