SYS@orcl AS SYSDBA> select distinct bytes/blocks from user_segments; BYTES/BLOCKS ------------ 8192 SYS@orcl AS SYSDBA> SYS@orcl AS SYSDBA> select block_size, tablespace_name from dba_tablespaces; BLOCK_SIZE TABLESPACE_NAME ---------- -------------- ...

SYS@orcl AS SYSDBA> alter system archive log current 2 ; alter system archive log current * ERROR at line 1: ORA-16038: log 1 sequence# 1 cannot be archived ORA-19809: limit exceeded for recovery files ORA-00312: online log 1 thread 1: '/u01/app/oracle/oradata/orcl/re ...

数据库不能open SYS@orcl AS SYSDBA> startup mount; ORACLE instance started. Total System Global Area 3206836224 bytes Fixed Size 2257520 bytes Variable Size 889195920 bytes Database Buffers 2298478592 bytes Redo Buffers 16904192 bytes Datab ...