Flashcards
Database flashcards
Flashcards do conjunto (8)
- 1TableA table stores all of the information for a particular category
- 2RecordA record is all of the information about one person or one thing
- 3FieldA field is one piece of information or data about one person or one thing
- 4Data typesA data type is a particular type of format used for data. For example, numeric or alphabetic
- 5Field lengthField length is how big a certain field characters or digits can be
- 6Primary keyA primary key is way to easily identify a certain piece of data or information
- 7Foreign keyA foreign key is used to link different tables together
- 8Referential integrityIt prevents any related records being deleted
Informações
- Descrição
- FlashCards sobre Database flashcards, criado por 11jfrost em 11-11-2014.
- Criado por
- 11jfrost
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