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 are some of the things the United States has done to fight terrorism since 9/11? Be specific and give examples. What other things do you think the United
Which of the following questions has the same meaning as cuanto Cuesta? A.hay cambio? B.cuanto tiene? C. Cuanto es? D. Cuanto quieted?
In the past, it was common for waste rocks from mines to be dumped in piles, known as tailings piles. These piles were sometimes located near bodies of moving w
Which of the following best describes an indirect proof? use definitions and postulates to deduce a conclusion. just accept a statement as true. assume a statem
A rectangle has a width of six units and the length of 2X +8 units. If the area is 108 units squared, what is the value of X?
real life example for each gas law
Read the excerpt below and answer the question. Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; o
when can exponential growth occur in a population?
David proved the Law of Cosines with reference to ∆ABC using a different method. Arrange the steps of his proof in the correct sequence. (on simplification) The
what type of bar graph that display frequency of data
