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Database Management Systems

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13
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2
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152k
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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 3.9 years ago by gowthamramar1986 • 20
0
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2
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3.9k
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2
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Define foreign key.
database management systems updated 3.2 years ago by yashbeer ★ 11k
2
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2
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8.3k
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2
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Explain different data models with its advantages and disadvantages
database management systems updated 3.9 years ago by teamques10 ★ 70k
0
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2
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2.7k
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Discuss the role of Database Administrator?
database management systems updated 4.0 years ago by pg1118329 • 0
1
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2
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7.3k
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2
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What is view? How is it created or stored?
database management systems updated 4.0 years ago by pg1118329 • 0
0
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1
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2.4k
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1
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Database Management Systems : Question Paper May 2014 - Computer Engineering (Semester 4) | Mumbai University (MU)
database management systems updated 4.0 years ago by krithikkm200 • 10
0
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1
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1.4k
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1
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Database Technologies : Question Paper Dec 2012 - Information Technology (Semester 6) | Mumbai University (MU)
database management systems updated 9.8 years ago by teamques10 ★ 70k
0
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1
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1.9k
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1
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Database Technologies : Question Paper May 2012 - Information Technology (Semester 6) | Mumbai University (MU)
database management systems updated 9.8 years ago by teamques10 ★ 70k
0
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1
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1.1k
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1
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Database Technologies : Question Paper Dec 2011 - Information Technology (Semester 6) | Mumbai University (MU)
database management systems updated 9.8 years ago by teamques10 ★ 70k
2
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1
answer
12k
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1
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Draw and explain database system structure
database management systems updated 9.5 years ago by teamques10 ★ 70k
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1
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2.6k
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1
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Explain Primary key, Strong entity set
database management systems updated 9.5 years ago by teamques10 ★ 70k
2
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1
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15k
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1
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Explain data independence and types of data independence
database management systems updated 3.2 years ago by yashbeer ★ 11k
1
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1
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63k
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1
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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 3.6 years ago by krithikkm200 • 10
6
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1
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97k
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1
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Draw an ER diagram for university database consisting of four entities
database management systems updated 3.1 years ago by phenjoisilab • 0
1
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1
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19k
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1
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Explain Generalization, Specialization & Aggregation with the help of an example
database management systems updated 4.0 years ago by krithikkm200 • 10
0
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1
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25k
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1
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Explain the terms total participation and partial participation with example.
database management systems updated 9.5 years ago by teamques10 ★ 70k
0
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1
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13k
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1
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Explain the steps of an algorithm for ER to relational mapping
database management systems updated 4.0 years ago by pg1118329 • 0
1
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1
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4.6k
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1
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Explain the following relational algebra operations with proper examples
database management systems updated 3.2 years ago by yashbeer ★ 11k
1
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1
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8.8k
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1
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Explain the following relational algebra operations with proper examples
database management systems updated 3.2 years ago by yashbeer ★ 11k
0
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1
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10k
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1
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Draw a query tree for the following relational algebra expression
database management systems updated 3.9 years ago by krithikkm200 • 10
1
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1
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21k
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1
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Draw a query tree for the following Sql query
database management systems advanced database management systems updated 4.0 years ago by pg1118329 • 0
0
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1
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15k
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1
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Suppose that we decompose the schema
database management systems updated 4.0 years ago by pg1118329 • 0
2
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1
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12k
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1
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Consider the following employee database
database management systems updated 9.5 years ago by teamques10 ★ 70k
1
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1
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5.2k
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1
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Consider the following relation for book club
database management systems updated 4.0 years ago by pg1118329 • 0
2
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1
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30k
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1
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Consider Insurance database given below and answer the following queries in SQL.
database management systems updated 4.0 years ago by pg1118329 • 0
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