Computer Science, asked by ammaraliazmi, 3 months ago

Differentiate between :-
(i) DROP TABLE, DROP DATABASE
(ii) primary & candidate key
(iii) update & alter

Answers

Answered by freedarajesh2003

0

Answer:

Explanation:

DELETE is a Data Manipulation Language command, DML command and is used to remove tuples/records from a relation/table. Whereas DROP is a Data Definition Language, DDL command and is used to remove named elements of schema like relations/table, constraints or entire schema.Nov 27, 2019

Please click Me In Brainless And Follow me

Previous Question

Next Question

Similar questions

Math, 1 month ago

(c) In the following diagrams, ABCD is a square and APB is an equilateral triangle. In each case, (1) Prove that : AAPD ABPC A (ii) Find the angles of ADPC. 14) B C...

Social Sciences, 1 month ago

Discuss the causes of the Burmese invasion of Assam.

World Languages, 1 month ago

प्रश्न - निम्नलिखितेषु वाक्येषु कर्तृपदानि लिखत । (क)---गृहं गच्छसि।...

Math, 3 months ago

change into decimal 1/5...

Chemistry, 3 months ago

7 स -CH4 में किस प्रकार का संकरण पाया जाता हैं|...

Math, 8 months ago

18) Find the product of any two prime numbers. Is it a prime number? Ans. (9) If the product of two prime numbers is an even number. find one of the two numbers. your answer Ans. Select the appropriate number from each bracket and write it in the box: (1) 9 is a multiple of (2) (4, 2,9) (5. 1.8) 7 is a multiple of (3) 18 is a multiple of (12. 13.5 (4) 24 is a multiple of (15, 7,3) (5) 20 is a...

Computer Science, 8 months ago

What are the basic differences between the four generations of computers? Give two examples of the first-generation computers.

Physics, 8 months ago

what is a magnetic field...