V$HS_PARAMETER describes the initialization parameters in use by the server and agent.
| Column | Datatype | Description | 
|---|---|---|
| HS_SESSION_ID | NUMBER | Unique HS session identifier (maps to the HS_SESSION_IDcolumn ofV$HS_SESSION) | 
| PARAMETER | VARCHAR2(30) | Name of the parameter | 
| VALUE | VARCHAR2(64) | Value of the parameter | 
| SOURCE | VARCHAR2(1) | Indicates whether the parameter was defined in the agent ( A) or server (S) | 
| ENV | VARCHAR2(1) | Indicates whether the parameter was set as an environment variable in the agent ( T) or elsewhere (F) |