STORAGE ARCHITECTURE Flashcards by Ellis Aloryi

Q

STORAGE ARCHITECTURE

A

PHYSICAL STORAGE STRUCTURE.

2. LOGICAL STORAGE STRUCTURE.

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Q

PHYSICAL STORAGE STRUCTURE

A

TOUCHABLE/VISIBLE.

DATA FILES
0/S BLOCKS

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Q

LOGICAL STORAGE STRUCTURE

A

Table Spaces - made up of at least one Data_File.
Segments - made up of Extents which are made up of O/S Blocks.
Extents - made up of Data Blocks which are made up of physical O/S Blocks.
Tables/Clusters/Indexes….
Rows
Columns

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