jjjjjj2588
jjjjjj2588
01-07-2017
History
contestada
Contrast foreign key and primary key
Respuesta :
countingstarz0304
countingstarz0304
06-07-2017
A primary key
is a combination of fields that specifically identify a record in a table, so that an separate record can be found without confusion.
While a foreign key
is a
key
used to link two tables together.
Answer Link
VER TODAS LAS RESPUESTAS ( 97+ )
Otras preguntas
What did people on the frontier eat?
Beginning in 1899, the Open Door policy increased trade between the United States and which nation?
Which country completely surrounds san marino?
Roger purposefully drops the rock that kills Piggy, how does this detail support the theme that without anyone to enforce the rules , man will break them?
66 is 56% of what number?
What happens to nitrogen inside of a plant
El anuncio describe un servicio. sí no explica cómo está de salud. sí no informa sobre la variedad de productos. sí no pide tu opinión. sí no explica por qué es
In a uac prompt, what color is used to indicate the lowest level of risk?
Explain how solving 8+2 can help you solve 80+20?
You get a cooling effect when acetone is placed on your nails. Why is placing acetone on your nails an endothermic process?
