DBA_HIST_OPTIMIZER_ENV

DBA_HIST_OPTIMIZER_ENV displays the optimizer environments that have been captured in the Workload Repository. This view is used with the DBA_HIST_SQLSTAT view.

Column	Datatype	NULL	Description
`DBID`	`NUMBER`	`NOT NULL`	Database ID
`OPTIMIZER_ENV_HASH_VALUE`	`NUMBER`	`NOT NULL`	Hash value for the optimizer environment
`OPTIMIZER_ENV`	`RAW(623)`		Optimizer environment