oracle数据库 执行
alter database open;
报错:ORA-01157: cannot identify/lock data file 13 - see DBWR trace file
1-用sys连接到Oracle sqlplus / as sysdba 2-MOUNT startup mount; 3- 重新指定文件 alter database datafile 'D:\T1.dbf' offline drop; --'D:\T1.dbf'替换成你的目录. 4-再次执行验证没有问题 alter database open;