Answer / ---

show sga
It shows :
Total System Global Area 135338868 bytes
Fixed Size 453492 bytes
Variable Size 109051904 bytes
Database Buffers 25165824 bytes
Redo Buffers 667648 bytes

Answer / cspriyadba

select * from v$sga;

Fixed Size 72536 bytes
Variable Size 22900736 bytes
Database Buffers 409600 bytes
Redo Buffers 77824 bytes


Total System Global Area : - Total in bytes of all the sub-
divisions that makes up the SGA.

Total System Global Area 23460696 bytes

Answer / ashok

from v$sgastat view we can find the size of sga

Answer / acpkp

select sum(bytes)/1024/1024 from v$sgastat;

Answer / nishant jakkal

To approximate size of the SGA (Shared Global Area), use
following formula: db_cache_size + db_keep_cache_size +
db_recycle_cache_size + db_nk_cache_size + shared_pool_size
+ large_pool_size + java_pool_size + log_buffers + 1mb

Answer / guest

sql>show sga;

or
sql>select * from v$sga;

Answer / srinu16

in sql show parameter sga;

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