Tools of the Trade: Linux and SQL | Weekly challenge 4 Quiz |
Fill in the blank: A column in which every row has a unique entry and which is used to identify a table is called a _____.
- database key
- primary key
- relational key
- foreign key
Tools of the Trade: Linux and SQL | Weekly challenge 4 Quiz |
Fill in the blank: A column in which every row has a unique entry and which is used to identify a table is called a _____.