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| set echo off feed off ver off pages 0 spool audon.sql select ’audit select on ’||owner||’.’||object_name||’ by access;’ from dba_objects where object_type in (’VIEW’,’TABLE’) and owner in (’ORDADM’); spool off set echo on feed on ver on |
| audit select on ORDADM.DOCTOR_ORDERS by access; audit select on ORDADM.GROUP_ORDER_ITEMS by access; audit select on ORDADM.GROUP_ORDER_MASTER by access; audit select on ORDADM.ORDERS by access; audit select on ORDADM.ORDERS_COSTS by access; audit select on ORDADM.ORDERS_SHEET_IMAGE by access; audit select on ORDADM.VITAL_SIGNS_REC by access; |
| create table aud_summary ( obj_name varchar2(30), owner varchar2(30), hits number); |
| insert into aud_summary select obj_name,owner,count(*) from dba_audit_object group by obj_name,owner; |
| set echo off feed off ver off pages 0 spool audoff.sql select ’noaudit select on ’||owner||’.’||object_name|| ’ by access;’ from dba_objects where object_type in (’VIEW’,’TABLE’) and owner in (’ORDADM’); spool off set echo on feed on ver on |
| delete sys.aud$ |
| col obj_name form a30 col owner form a20 col hits form 99,990 selec obj_name,owner,hits from aud_summary; OBJ_NAME OWNER COUNT(*) ----------- ------------- ---------- DOCTOR_ORDERS ORDADM 30309 DRUG_STOCK PHARMACY 11094 GROUP_ORDER_ITEMS ORDADM 1030 GROUP_ORDER_MASTER ORDADM 1196 ORDERS ORDADM 40421 ORDERS_COSTS ORDADM 10109 |
| 表 | 行数 | 命中率 |
| doctor_orders | 2052709 | 30309 |
| drug_stock | 2511 | 11094 |
| group_order_item | 3800 | 1030 |
| group_order_master | 186 | 1196 |
| orders | 1633010 | 40421 |
| orders_costs | 2403214 | 10109 |
| Analyze table ORDADM.ORDERS estimate statistics sample 20 percent; |
| select table_name,column_name,num_distinct from DBA_TAB_COLUMNS where owner like ’ORDADM’; |
| 列 | 不同的值 |
| PATIENT_ID | 28720 |
| VISIT_ID | 2 |
| ORDER_NO | 395 |
| ORDER_SUB_NO | 10 |
| ORDER_CLASS | 9 |
| ORDER_CODE | 825 |
| ORDER_TEXT | 1551 |
| ORDERING_DEPT | 15 |
| START_DATE_TIME | 1194176 |
| STOP_DATE_TIME | 636798 |
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