Karteikarten
Database terminology
Karten in diesem Stapel (8)
- 1TableStores all records for particular data
- 2RecordsAll of the data or information about one person or one thing
- 3FieldOne piece of data or information about a person or a thing
- 4Data TypesIs how data is stored within a database
- 5Field LengthThe necessary number of character spaces in a table/form
- 6Primary KeyAll records in a database should have something unique to be identified by
- 7Foreign KeyUsed to link tables together and create a relationship. It is a field in one table that is linked to the primary key in another table
- 8Referential IntegrityIt makes sure that the relationship between two tables. eg. is synchronized for updating and deletion
Informationen
- Beschreibung
- Karteikarten am Database terminology , erstellt von 11hhaysom am 11/11/2014.
- Erstellt von
- 11hhaysom
- Aufrufe
- 6
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