1. DBA 권한으로 접속 [oracle@centos ~]$ sqlplus / as sysdba 2. 포맷 SQL> COL TABLESPACE_NAME FORMAT A10 3. 용량 확인 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 SELECT A.TABLESPACE_NAME, ROUND(A.BYTES_ALLOC / 1024 / 1024, 2) CURRENT_SIZE, ROUND(NVL(B.BYTES_FREE, 0) / 1024 / 1024, 2) FREE_SIZE, ROUND((A.BYTES_ALLOC - NVL(B.BYTES_FREE, 0)) / 1024 / 1024, 2) USED_SIZE, ROUND((NVL..