这篇介绍使用Logminer时遇到ORA-01336: specified dictionary file cannot be opened错误的各种场景 1:dictionary_location参数的路径最后多了一个/符号. SQL>  show parameter utl_file_dir;   NAME                                 TYPE        VALUE ------------------------------------ ------…

How to generate a new dictionary file of mmseg 0.Usage about mmseg-node memtioned in github : var mmseg = require("mmseg"); var q = mmseg.open('/usr/local/etc/'); console.log(q.segmentSync("我是中文分词")); #"/usr/local/etc" is dir…

转自 http://blog.itpub.net/26613085/viewspace-1064008/ 1.安装logminer以及生成logminer数据字典所需要的包(需使用sys用户) [oracle@rac1 ~]$ echo $ORACLE_HOME/u01/app/oracle/product/10.2.0/db_1 SQL> show user USER is "SYS"SQL> @/u01/app/oracle/product/10.2.0/db_1/rd…

Oracle logminer 分析redo log Oracle 11g r2 RAC centos 6.5 设置时间格式 select to_char(sysdate,'yyyy-mm-dd hh24:mi:ss') date_format from dual ; 查看数据库是否开启补全日志功能 select SUPPLEMENTAL_LOG_DATA_MIN, SUPPLEMENTAL_LOG_DATA_PK, SUPPLEMENTAL_LOG_DATA_UI, SUPPLEMENTAL_…

早上检查一ORACLE数据库的RMAN备份的邮件时,发现出现了ORA-27072: File I/O error等错误,具体信息如下所示: channel ORA_DISK_1: starting piece 1 at 23-MAR-15 RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ==…

oracle网络配置 三个配置文件 listener.ora.sqlnet.ora.tnsnames.ora ,都是放在$ORACLE_HOME/network/admin目录下. 英文说明: The sqlnet.ora is an optional file expressing more parameters about the connection (eg: the trace level for debugging, the types of authentication you wo…

file operation _______C语言对文件操作的支持 fopen accepts paths that are valid on the file system at the point of execution; ____write FILE *pFile = fopen("1,txt","w"); //firstly, file should be opened fwrite("a carrot",1,strlen("…

不论是单实例还是RAC,对于非缺省端口下(1521)的监听器,pmon进程不会将service/instance注册到监听器,即不会实现动态注册.与单实例相同,RAC非缺省端口的监听器也是通过设置参数local_listener来达到目的.除此之外,还可以对实例进行远程注册,以达到负载均衡的目的.这是通过一个参数remote_listener来实现. 有关Oracle 网络配置相关基础以及概念性的问题请参考:      配置ORACLE 客户端连接到数据库   配置非默认端口的动态服务注册   …

在用VS自带的 .mdf读取(joint)时,报错: Server Error in '/' Application. An attempt to attach an auto-named database for file F:\cs\office\ReadWriterOffice\ReadWriterOffice\App_Data\Database.mdf failed. A database with the same name exists, or specified file cann…

C# The process cannot access the file because it is being used by another process   The process cannot access the file because it is being used by another process.This error message is mostly comes up,when you try to access a file which is opened by …