Useful query to find out Oracle Licensing Option usage
Below SQL statement is useful to comply Oracle licensing. It also as a useful tools to check whether specific option has been used before it can be safely removed/deinstalled.
SQL> desc DBA_FEATURE_USAGE_STATISTICS Name Null? Type ----------------------------------------- -------- ----------------- DBID NOT NULL NUMBER NAME NOT NULL VARCHAR2(64) VERSION NOT NULL VARCHAR2(17) DETECTED_USAGES NOT NULL NUMBER TOTAL_SAMPLES NOT NULL NUMBER CURRENTLY_USED VARCHAR2(5) FIRST_USAGE_DATE DATE LAST_USAGE_DATE DATE AUX_COUNT NUMBER FEATURE_INFO CLOB LAST_SAMPLE_DATE DATE LAST_SAMPLE_PERIOD NUMBER SAMPLE_INTERVAL NUMBER DESCRIPTION VARCHAR2(128)
SQL> select name,last_usage_date from dba_feature_usage_statistics where detected_usages>0 order by 1;
NAME LAST_USAG ------------------------------------------------------- --------- Audit Options 23-SEP-09 Automatic Maintenance - Optimizer Statistics Gathering 23-SEP-09 Automatic Maintenance - SQL Tuning Advisor 23-SEP-09 Automatic Maintenance - Space Advisor 23-SEP-09 Automatic Memory Tuning 23-SEP-09 Automatic SQL Tuning Advisor 25-JUN-09 Automatic Segment Advisor 25-JUN-09 Automatic Segment Space Management (system) 23-SEP-09 Automatic Segment Space Management (user) 23-SEP-09 Automatic Undo Management 23-SEP-09 Automatic Workload Repository 11-MAY-09 Backup BZIP2 Compression 23-SEP-09 Character Set 23-SEP-09 Client Identifier 14-MAR-09 Dynamic SGA 22-MAR-09 EM Database Control 11-MAY-09 Extensibility 23-SEP-09 LOB 23-SEP-09 Locally Managed Tablespaces (system) 23-SEP-09 Locally Managed Tablespaces (user) 23-SEP-09 Materialized Views (User) 23-SEP-09 Object 23-SEP-09 Oracle Managed Files 23-SEP-09 Parallel SQL DDL Execution 14-MAR-09 Partitioning (system) 23-SEP-09 RMAN - Disk Backup 23-SEP-09 Recovery Area 23-SEP-09 Recovery Manager (RMAN) 23-SEP-09 Resource Manager 20-MAY-09 Restore Point 23-SEP-09 Segment Advisor 30-AUG-09 Server Parameter File 23-SEP-09 Services 23-SEP-09 XDB 23-SEP-09
