15586809
Descrição
Mapa Mental por Parag Gawde, atualizado more than 1 year ago
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Criado por Parag Gawde
quase 6 anos atrás
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Fragmentation
- Horizontal Fragmentation
- Horizontal fragmentation divides a
relation(table) horizontally into the
group of rows to create subsets of
tables.
- Horizontal fragmentation divides a
relation(table) horizontally into the
group of rows to create subsets of
tables.
- Vertical Fragmentation
- Vertical fragmentation divides a
relation(table) vertically into groups
of columns to create subsets of
tables.
- Vertical fragmentation divides a
relation(table) vertically into groups
of columns to create subsets of
tables.
- Hybrid Fragmentation
- Hybrid fragmentation can be achieved by performing
horizontal and vertical partition together. Mixed
fragmentation is group of rows and columns in relation.
- Hybrid fragmentation can be achieved by performing
horizontal and vertical partition together. Mixed
fragmentation is group of rows and columns in relation.
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