foreign key (FK)
- Last UpdatedMar 09, 2016
- 1 minute read
A foreign key is one or more columns whose values match the primary key (PK) of some other table. A single primary key may have a foreign key in more than one table. See also key, primary key.
A foreign key is one or more columns whose values match the primary key (PK) of some other table. A single primary key may have a foreign key in more than one table. See also key, primary key.