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Reference architecture of distributed database management system?
Wiki User
∙ 14y ago
A reference architecture consists of:
Set of global external schemas.
Global conceptual schema (GCS).
Fragmentation schema and allocation schema.
Set of schemas for each local DBMS conforming to 3-level ANSI/SPARC .
Some levels may be missing, depending on levels of transparency supported.
Can be homogeneous or heterogeneous.
Gaurav SinghG.N.I.T MCA,GREATER NOIDAContact: 9458660007
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∙ 14y ago
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