LIST I | LIST II States | ||
| A | UNIQUE | I | The column which refers to value of an attributes defined primary key in another table |
| B | Primary key | II | A value specified for the column if no value is specified |
| C | Default | III | The column which can uniquely identify each row/record in a table |
| D | Foreign key | IV | Ensures that all the values in a column are distinct |
Match List I with List II:
Choose the correct answer from the options given below:
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world