The overall design of a database is called?
Which file formats can add to power point shows
overall design of database is called database schema
Yash Sharma from Jaipur, India is saying Structure of the database is correct answer
- [A] Physical level
- [B] Conceptual level
- [C] Storage Level
- [D] File level
- [A] Cardinality
- [B] Degree
- [C] Tuple
- [D] Row
What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?
- [A] ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0);
- [B] ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0);
- [C] ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0);
- [D] None of the above is correct.
- [A] Led by only one group.
- [B] Helped by cooperation between companies.
- [C] Not necessary at this time.
- [D] Important so that the web can flourish.