Register

ER Diagram

387 views

1 Answer

0 votes
0 votes
If two entities having m;n cardinality with one side total participation then is it possible to create table for both entities in order to having minimum no. of tables.??
User Avatar
Voting & Accepting an answer helps improve the community
← PreviousNext →
← Previous in categoryNext in category →

Related questions

0 votes
0 votes
0 answers
1
Shamim Ahmed asked Dec 18, 2018
314 views
ER Diagram
How 1:1 cardinality with total participation of atleast 1 entity needs min no. of tables = 1 ? 1:1 with partial participation of both entities needs min no of tables = 2?
How 1:1 cardinality with total participation of atleast 1 entity needs min no. of tables = 1 ?1:1 with partial participation of both entities needs min no of tables = 2?
User Avatar
3 votes
3 votes
2 answers
2
Shubham Kumar Gupta asked Jan 19, 2018
867 views
ER Diagram- min no of relations
How the correct answer is 2?
How the correct answer is 2?
User Avatar
3 votes
3 votes
1 answer
3
shaurya vardhan asked Dec 4, 2017
1,163 views
MadeEasy Test Series: Databases - Er Diagram
In the solution they have merged E1 R4 E4 , E2 R3 E3 R5 , R6 E5. MY DOUBT IS , why cant we only merge R4 E4 instead of E1 R4 E4. since there is total participation on the E4 side of the relation and it would also decrease the number of attributes .
In the solution they have merged E1 R4 E4 , E2 R3 E3 R5 , R6 E5.MY DOUBT IS , why cant we only merge R4 E4 instead of E1 R4 E4. since there is total participation on the ...
User Avatar
5 votes
5 votes
1 answer
4
Ashish Sharma 3 asked Nov 24, 2017
2,672 views
Minimum relations required for ER diagram
How many minimum relations required for the above ER diagram? According to me it should be 7. Please let me know the answer according to you.
How many minimum relations required for the above ER diagram?According to me it should be 7. Please let me know the answer according to you.
User Avatar
Link Copied!