What is SGA?
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Answer / swarna
SGA is a system global area (or) shared global area. The information available within this area is accessed by all users. Memory is allocated to the SGA when oracle instance starts.
Components of SGA:
1.Shared pool
(a) Library cache
(b) data dictionary cache
2.Data buffer cache
3.Redolog buffer cache
4.Large pool
5.Java pool
Size of the SGA can be view by SGA_MAX_size
The memory allocated to SGA can be viewed by Show SGA (or) show parameter sga_target.
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Answer / nishi
system global area(SGA) is a shared memory regionallocated by ORACLE that contains data and control information for one ORACLE instance .
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Answer / siva.k
The System Global Area (SGA) is a shared memory region
allocated by ORACLE that contains data and control
information for one ORACLE instance.
| Is This Answer Correct ? | 0 Yes | 1 No |
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