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Distributed Databases

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4
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Consider following global schema of an company database who keep track of companys employees, department and projects.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Explain objectives of Distributed transaction management?
distributed databases updated 3.2 years ago by teamques10 ★ 69k
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Create an XML schema
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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814
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Classification of Distributed Concurrency Control Techniques?
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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What problems can occur in a distributed system due to the failure of link? What are the ways by which recovery can take place?
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Explain Recovery protocols for 2PC and 3PC.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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740
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Describe XML Schemas for the database.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Write the following query in XQuery.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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862
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Consider the following description for sales order documents.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Compare federated database with non-federated databases.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Discuss different types of Locking Mechanisms?
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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What are homogeneous and heterogeneous database. Give the architecture of heterogeneous database along with some query processing issues.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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1.4k
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Consider the global schema:
distributed databases updated 2.9 years ago by binitamayekar ★ 6.7k
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Describe the distributed $R^*$ query optimization algorithm.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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Compare Distributed Deadlock prevention to distributed Deadlock Avoidance. Explain one scheme of Distributed deadlock Detection and Recovery.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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What are the approaches for Global Query optimization.
distributed databases updated 3.2 years ago by teamques10 ★ 69k
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1.6k
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Explain different types of Failures in a Distributed Database System.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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1.8k
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What are the different Concurrency Control Anomalies?
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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907
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What are the different deadlock avoidance techniques?
distributed databases updated 2.9 years ago by pedsangini276 • 4.8k
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Explain ACID properties of Transaction Management.
distributed databases updated 2.9 years ago by pedsangini276 • 4.8k
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Explain component Architecture of Distributed DBMSs.
distributed databases updated 2.9 years ago by pedsangini276 • 4.8k
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Using a snapshot of the following centralized schema of a database
distributed databases updated 2.9 years ago by pedsangini276 • 4.8k
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What is horizontal and vertical fragmentation? What are types of horizontal fragmentation. Perform horizontal fragmentation for student relation as given below. Also give correctness criteria for it.
distributed databases updated 2.9 years ago by pedsangini276 • 4.8k
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Difference between 2PC and 3PC.
distributed databases updated 2.9 years ago by sagarkolekar ★ 11k
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714
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What are the various kinds of transparencies in distributed database design? Explain each with the help of an example.
distributed databases updated 3.2 years ago by teamques10 ★ 69k
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