欢迎进入Oracle社区论坛，与200万技术人员互动交流 >>进入 5、开始重建控制文件 1）在类似的数据库(比如数据库名称"rman")上执行： alter database backup controlfile to trace; 然后在D:oracleadminrmanudump下找到最新的trace文件，以文本方式打开，找到
欢迎进入Oracle社区论坛，与200万技术人员互动交流 >>进入
5、开始重建控制文件
1）在类似的数据库(比如数据库名称"rman")上执行：
alter database backup controlfile to trace;
然后在D:oracleadminrmanudump下找到最新的trace文件，以文本方式打开，找到类似下面的一段话:
<p twffan="done"> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ><span>STARTUP NOMOUNT <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>CREATE</span><span> CONTROLFILE REUSE </span><span>DATABASE</span><span> "rman" NORESETLOGS ARCHIVELOG <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>--</span><span> SET STANDBY TO MAXIMIZE PERFORMANCE</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>MAXLOGFILES </span><span>50</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXLOGMEMBERS </span><span>5</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXDATAFILES </span><span>100</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXINSTANCES </span><span>1</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXLOGHISTORY </span><span>226</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >LOGFILE <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>1</span><span> </span><span>'</span><span>D:ORACLEORADATarmANREDO01.LOG</span><span>'</span><span> SIZE 100M, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>2</span><span> </span><span>'</span><span>D:ORACLEORADATarmANREDO02.LOG</span><span>'</span><span> SIZE 100M, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>3</span><span> </span><span>'</span><span>D:ORACLEORADATarmANREDO03.LOG</span><span>'</span><span> SIZE 100M <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>--</span><span> STANDBY LOGFILE</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>DATAFILE <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANSYSTEM01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANUNDOTBS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANCWMLITE01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANDRSYS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANEXAMPLE01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANINDX01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANODM01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANTOOLS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANUSERS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANXDB01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATarmANTEST.ORA</span><span>'</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>CHARACTER</span><span> </span><span>SET</span><span> WE8MSWIN1252</span></p>
2）将上面这段话修改为如下：
<p twffan="done"> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ><span>STARTUP NOMOUNT <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>CREATE</span><span> CONTROLFILE </span><span>set</span><span> </span><span>DATABASE</span><span> "tti" RESETLOGS </span><span>--</span><span>注意这里要"set"</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >--</span><span> SET STANDBY TO MAXIMIZE PERFORMANCE</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>MAXLOGFILES </span><span>50</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXLOGMEMBERS </span><span>5</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXDATAFILES </span><span>100</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXINSTANCES </span><span>1</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >MAXLOGHISTORY </span><span>226</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" >LOGFILE <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>1</span><span> </span><span>'</span><span>D:ORACLEORADATAttiREDO01.LOG</span><span>'</span><span> SIZE 100M, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>2</span><span> </span><span>'</span><span>D:ORACLEORADATAttiREDO02.LOG</span><span>'</span><span> SIZE 100M, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>GROUP</span><span> </span><span>3</span><span> </span><span>'</span><span>D:ORACLEORADATAttiREDO03.LOG</span><span>'</span><span> SIZE 100M <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>--</span><span> STANDBY LOGFILE</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>DATAFILE <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiSYSTEM01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiUNDOTBS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiCWMLITE01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiDRSYS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiEXAMPLE01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiINDX01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiODM01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiTOOLS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiUSERS01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiXDB01.DBF</span><span>'</span><span>, <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>'</span><span>D:ORACLEORADATAttiTEST.ORA</span><span>'</span><span> <img src="/static/imghwm/default1.png" data-src="/inc/test.jsp?url=http%3A%2F%2Foracle.chinaitlab.com%2FUploadFiles_7269%2F200611%2F20061124104939678.gif&refer=http%3A%2F%2Foracle.chinaitlab.com%2Fbackup%2F531249_2.html" class="lazy" alt="如何恢复一个只有完好数据文件的数据库？" ></span><span>CHARACTER</span><span> </span><span>SET</span><span> WE8MSWIN1252</span></p>
[1] [2] [3]
声明
本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn
将用户添加到MySQL：完整的教程May 12, 2025 am 12:14 AM掌握添加MySQL用户的方法对于数据库管理员和开发者至关重要，因为它确保数据库的安全性和访问控制。1)使用CREATEUSER命令创建新用户，2)通过GRANT命令分配权限，3)使用FLUSHPRIVILEGES确保权限生效，4)定期审计和清理用户账户以维护性能和安全。
掌握mySQL字符串数据类型：varchar vs.文本与charMay 12, 2025 am 12:12 AMchosecharforfixed-lengthdata，varcharforvariable-lengthdata，andtextforlargetextfield.1）chariseffity forconsistent-lengthdatalikecodes.2）varcharsuitsvariable-lengthdatalikenames，ballancingflexibilitibility andperformance.3）
MySQL：字符串数据类型和索引：最佳实践May 12, 2025 am 12:11 AM在MySQL中处理字符串数据类型和索引的最佳实践包括：1)选择合适的字符串类型，如CHAR用于固定长度，VARCHAR用于可变长度，TEXT用于大文本；2)谨慎索引，避免过度索引，针对常用查询创建索引；3)使用前缀索引和全文索引优化长字符串搜索；4)定期监控和优化索引，保持索引小巧高效。通过这些方法，可以在读取和写入性能之间取得平衡，提升数据库效率。
mysql：如何远程添加用户May 12, 2025 am 12:10 AMToaddauserremotelytoMySQL,followthesesteps:1)ConnecttoMySQLasroot,2)Createanewuserwithremoteaccess,3)Grantnecessaryprivileges,and4)Flushprivileges.BecautiousofsecurityrisksbylimitingprivilegesandaccesstospecificIPs,ensuringstrongpasswords,andmonitori
MySQL字符串数据类型的最终指南：有效的数据存储May 12, 2025 am 12:05 AMtostorestringsefliceflicyInmySql，ChooSetherightDataTypeBasedyOrneOrneEds：1）USEcharforFixed-LengthStstringStringStringSlikeCountryCodes.2）UseVarcharforvariable-lengtthslikenames.3）USETEXTCONTENT.3）
mysql blob vs.文本：为大对象选择正确的数据类型May 11, 2025 am 12:13 AM选择MySQL的BLOB和TEXT数据类型时，BLOB适合存储二进制数据，TEXT适合存储文本数据。1)BLOB适用于图片、音频等二进制数据，2)TEXT适用于文章、评论等文本数据，选择时需考虑数据性质和性能优化。
MySQL：我应该将root用户用于产品吗？May 11, 2025 am 12:11 AMNo,youshouldnotusetherootuserinMySQLforyourproduct.Instead,createspecificuserswithlimitedprivilegestoenhancesecurityandperformance:1)Createanewuserwithastrongpassword,2)Grantonlynecessarypermissionstothisuser,3)Regularlyreviewandupdateuserpermissions
MySQL字符串数据类型说明了：选择适合您数据的合适类型May 11, 2025 am 12:10 AMmySqlStringDatatatPessHouldBechoseBeadeDataCharacteristicsAndUsecases：1）USECHARFORFIXED LENGTHSTRINGSTRINGSLIKECOUNTRYCODES.2）USEDES.2）usevarcharforvariable-lengtthstringstringstringstringstringstringstringslikenames.3）usebinaryorvarrinaryorvarinarydatalbonydatalgebgeenfopical.4）
热AI工具
Undresser.AI Undress
人工智能驱动的应用程序，用于创建逼真的裸体照片
AI Clothes Remover
用于从照片中去除衣服的在线人工智能工具。
Undress AI Tool
免费脱衣服图片
Clothoff.io
AI脱衣机
Video Face Swap
使用我们完全免费的人工智能换脸工具轻松在任何视频中换脸！
热门文章
<🎜>：种植花园 - 完整的突变指南
3 周前ByDDD
<🎜>：泡泡胶模拟器无穷大 - 如何获取和使用皇家钥匙
3 周前By尊渡假赌尊渡假赌尊渡假赌
如何修复KB5055612无法在Windows 10中安装？
3 周前ByDDD
北端：融合系统，解释
3 周前By尊渡假赌尊渡假赌尊渡假赌
Mandragora：巫婆树的耳语 - 如何解锁抓钩
3 周前By尊渡假赌尊渡假赌尊渡假赌
热工具
SecLists
SecLists是最终安全测试人员的伙伴。它是一个包含各种类型列表的集合，这些列表在安全评估过程中经常使用，都在一个地方。SecLists通过方便地提供安全测试人员可能需要的所有列表，帮助提高安全测试的效率和生产力。列表类型包括用户名、密码、URL、模糊测试有效载荷、敏感数据模式、Web shell等等。测试人员只需将此存储库拉到新的测试机上，他就可以访问到所需的每种类型的列表。
Dreamweaver Mac版
视觉化网页开发工具
MinGW - 适用于 Windows 的极简 GNU
这个项目正在迁移到osdn.net/projects/mingw的过程中，你可以继续在那里关注我们。MinGW：GNU编译器集合（GCC）的本地Windows移植版本，可自由分发的导入库和用于构建本地Windows应用程序的头文件；包括对MSVC运行时的扩展，以支持C99功能。MinGW的所有软件都可以在64位Windows平台上运行。
SublimeText3 英文版
推荐：为Win版本，支持代码提示！
WebStorm Mac版
好用的JavaScript开发工具
