Q52. A user complains about poor database performance. You want to verify if the user’s session has waited for certain types of I/O activity.
Which view displays all waits waited on by a session at least once?
A. V$SESSTAT
B. V$SESSION_EVENT
C. V$SESSION
D. V$SESSION_WAIT
E. V$SESSION_WAIT_CLASS
Xem thêm:
- Q146. Which three are true about Database Point-in-Time Recovery?
- Q9. Which three are performed by Oracle Automatic Storage Management (ASM) instances?
- Tương Lai của Bitcoin: Liệu Bitcoin Có Trở Thành Tiền Tệ Toàn Cầu?
- Các Rủi Ro và Tranh Cãi Xung Quanh Bitcoin và Tiền Mã Hóa
- Q102. Which two are true about data movement between a non-CDB and a PDB using Data Pump?