Results for: Distributed-database

What is the difference between distributed and replicated database?

Distributed and replicated databases have a topology of having roles : 'masters' and 'slaves' even though in a replicated database schema, the distinction becomes a little blu (MORE)

What is is database?

A database is a collection of information that is organized so that it can easily be accessed, managed, and updated. In one view, databases can be classified according to type (MORE)

Reference architecture of distributed database management system?

  A reference architecture consists of: Set of global external schemas. Global conceptual schema (GCS). Fragmentation schema and allocation schema. Set of schemas for (MORE)

Different between distributed and decentralized on database?

Distributed database is one logical database which is spread out over multiple sites, connected by network. It behaves as it were a single database. Decentralized databases a (MORE)

What is deadlock and How can it occur in a distributed database systam?

It is when two processes are waiting for something and unable to continue. For example, if you have process A which needs a lock on database X and Y but only has a lock on dat (MORE)

What are distributed database design issues?

Three key issues we have to consider: • Data Allocation: where are data placed? Data should be stored at site with "optimal" distribution. • Fragmentation: relation may b (MORE)

What is the answer to 20c plus 5 equals 5c plus 65?

20c + 5 = 5c + 65 Divide through by 5: 4c + 1 = c + 13 Subtract c from both sides: 3c + 1 = 13 Subtract 1 from both sides: 3c = 12 Divide both sides by 3: c = 4
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