V$SGA

V$SGA displays summary information about the system global area (SGA).

Column Datatype Description
NAME VARCHAR2(20) SGA component group
VALUE NUMBER Memory size (in bytes)
CON_ID NUMBER

The ID of the container to which the data pertains. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data