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Database Management Systems

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5
votes
1
answer
43k
views
1
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Describe conflict serializability and view serializability with examples.
database management systems updated 2.8 years ago by pratikshajawale456 • 30
3
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1
answer
18k
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1
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List ACID properties. Explain usefulness of each.
database management systems updated 8.8 years ago by teamques10 ★ 69k
2
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1
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11k
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1
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Consider the following employee database
database management systems updated 8.8 years ago by teamques10 ★ 69k
2
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1
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3.2k
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1
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Shadow page recovery.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
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 3.2 years ago by teamques10 ★ 69k
4
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1
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9.9k
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1
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What is a deadlock? How is it detected? Discuss different types of deadlock prevention scheme.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
1
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1
answer
3.3k
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1
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Explain the following relational algebra operations with proper examples
database management systems updated 2.4 years ago by yashbeer ★ 11k
0
votes
1
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15k
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1
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Explain lock based and validation based protocol with example.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
0
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1
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5.5k
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1
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Log based recovery.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
1
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1
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7.3k
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1
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When a transaction is rolled back under timestamp ordering, it is assigned a new timestamp, Why can it not simply keep its old timestamp?
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
0
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1
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2.3k
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1
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Total Participation and Partial participation.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
1
vote
1
answer
7.4k
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1
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Explain the following relational algebra operations with proper examples
database management systems updated 2.4 years ago by yashbeer ★ 11k
0
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1
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22k
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1
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Explain Division Operator.
database management systems updated 3.1 years ago by sagarkolekar ★ 11k
0
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1
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8.6k
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1
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Draw an ER diagram for university database
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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3.0k
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1
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Explain advantages of DBMS over file system.
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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11k
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1
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Explain Relational algebra operations with proper examples
database management systems updated 2.4 years ago by yashbeer ★ 11k
0
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1
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1.3k
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1
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List four significant differences between file processing and database management system
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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10k
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1
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Explain Relational algebra operations with proper examples
database management systems updated 2.4 years ago by yashbeer ★ 11k
0
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1
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1.3k
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1
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What is a database? Explain with examples? Also list the advantages of a database system?
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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1.7k
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1
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Relational Algebra operations
database management systems updated 2.4 years ago by yashbeer ★ 11k
0
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1
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2.7k
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1
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What is view? How is it created or stored?
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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1.8k
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1
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Explain Generalization, Specialization & Aggregation with the help of an example
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
0
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1
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8.0k
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1
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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 3.1 years ago by pedsangini276 • 4.8k
0
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1
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2.4k
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1
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Explain the terms total participation and partial participation with example.
database management systems updated 3.1 years ago by pedsangini276 • 4.8k
3
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1
answer
8.6k
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1
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Draw ER Diag.and convert it into relational model for Company which has several Emps working on diff Projects.Several Emp are working for 1Dept,every Dept has a Manager.Several emps supervied by 1Emp
database management systems updated 3.1 years ago by teamques10 ★ 69k
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