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Database Management Systems

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38
votes
1
answer
623k
views
5 follow
1
answer
Draw E-R diagram for Hospital management System.
database management systems updated 4.3 years ago by saibhavya2150 • 20
13
votes
2
answers
153k
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2
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Construct an ER diagram for car insurance company that has a set of customers each of whom owns one or more cars. Each car has associated with it zero to any number of recorded accidents
database management systems updated 4.4 years ago by gowthamramar1986 • 20
10
votes
1
answer
138k
views
1
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Explain Total Participation and Partial Participation with example.
database management systems updated 4.6 years ago by pg1118329 • 0
7
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1
answer
131k
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1
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Explain types of integrity constraints with example.
database management systems updated 4.6 years ago by pg1118329 • 0
30
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1
answer
123k
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1
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Describe overall architecture of DBMS with diagram.
database management systems updated 4.5 years ago by teamques10 ★ 70k
1
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1
answer
102k
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1
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Explain Primary key with suitable example.
database management systems updated 4.5 years ago by teamques10 ★ 70k
6
votes
1
answer
98k
views
1
answer
Draw an ER diagram for university database consisting of four entities
database management systems updated 3.7 years ago by phenjoisilab • 0
5
votes
1
answer
83k
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1
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Draw E-R diagram for online Ticket Railway Reservation System. Convert E-R diagram into tables.
database management systems updated 4.4 years ago by phenjoisilab • 0
10
votes
1
answer
81k
views
1
answer
Explain steps in query processing?
database management systems updated 4.5 years ago by teamques10 ★ 70k
1
vote
1
answer
64k
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1
answer
We can convert any entity set to a strong entity set by simply adding appropriates attributes. Why then, do we have weak entity sets?
database management systems updated 4.2 years ago by krithikkm200 • 10
0
votes
1
answer
61k
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1
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Explain Weak entity set with suitable example.
database management systems updated 3.8 years ago by yashbeer ★ 11k
3
votes
1
answer
51k
views
1
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Draw an ER Diagram for a banking enterprise. Convert it into relational model.
database management systems updated 4.4 years ago by phenjoisilab • 0
5
votes
1
answer
46k
views
1
answer
Describe conflict serializability and view serializability with examples.
database management systems updated 4.1 years ago by afthabkha447 • 20
1
vote
1
answer
44k
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1
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What are triggers? Explain with example.
database management systems updated 4.6 years ago by pg1118329 • 0
2
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1
answer
42k
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1
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Explain Database users
database management systems updated 4.6 years ago by pg1118329 • 0
7
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1
answer
41k
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1
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What is Normalization? Explain 1NF, 2NF, 3NF and BCNF giving examples.
database management systems updated 4.4 years ago by phenjoisilab • 0
5
votes
1
answer
40k
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1
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What is an attribute? Discuss various types of attributes with examples.
database management systems updated 4.4 years ago by phenjoisilab • 0
6
votes
1
answer
38k
views
1
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Compare ER and EER models
database management systems updated 4.6 years ago by pg1118329 • 0
4
votes
1
answer
34k
views
1
answer
Write short note on DBA and explain role of a DBA.
database management systems updated 4.6 years ago by pg1118329 • 0
2
votes
1
answer
30k
views
1
answer
Explain aggregate functions with example
database management systems updated 4.6 years ago by pg1118329 • 0
2
votes
1
answer
30k
views
1
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Consider Insurance database given below and answer the following queries in SQL.
database management systems updated 4.6 years ago by pg1118329 • 0
6
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1
answer
30k
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1
answer
Explain log based recovery
database management systems updated 10.1 years ago by teamques10 ★ 70k
3
votes
1
answer
29k
views
1
answer
Explain lossless join decomposition and dependency preserving decomposition.
database management systems updated 4.6 years ago by teamques10 ★ 70k
2
votes
1
answer
27k
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1
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Consider the following relation
database management systems updated 4.6 years ago by teamques10 ★ 70k
1
vote
1
answer
27k
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1
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Explain B+ tree and B Tree Index files in DBMS.
database management systems updated 4.6 years ago by krithikkm200 • 10
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