Oracle

Symptoms: It can be started, but it cannot be started after I change the domain name and machine Name: Solution:1. Delete % ORACLE_HOME %/Network/agent/*. Q2. Restart the service.C:/agentctl start The above content from: http://blog.csdn.net/tesge/

Generate Active session history (Ash) report Role of ash report:The ash report can be used to analyze Transient Performance issues that usually last for several minutes.Performance Analysis of a specific range or target based on a variety of

Today, I saw a question raised by a netizen. See the following table:Indicator number calculation formula indicator value decomposition markA (B + C) + E? 1B 10 0C d + E? 1D 30 0E 5 0 The value of 0 is fixed, and the value of 1 is calculated based

  This ordinary Thursday, like the past, goes to the company, opens a computer, and receives emails. In a few minutes, I received a text message with a mobile phone alarm. I checked it and put it there. I was able to receive hundreds of alarm

1. view the current File System[Root @ hp173/] # BDFFilesystem Kbytes used avail % used mounted on/Dev/vg00/lvol3 204800 154080 50384 75%//Dev/vg00/lvol1 298928 83696 185336 31%/stand/Dev/vg00/lvol8 2613248 1010056 1592040 39%/var/Dev/vg00/lvol7 2359

Connect target backup username/password @ kfdb2;Connect rcvcat RMAN/RMAN @ RMAN; Run {Allocate channel ch00 type 'sbt _ tape ';Allocate channel ch01 type 'sbt _ tape ';Allocate channel ch02 type 'sbt _ tape ';Allocate channel ch03 type 'sbt _ tape ';

Use the automatic workload repository View Generally, you can view AWR data in Oracle Enterprise Manager or AWR reports. You can also view AWR statistics in the following view: 1. V $ active_session_history This view shows the database Session

Source: http://www.xifenfei.com/1570.html   Event Description Example Event 10013-monitor transaction recovery Tracking transaction recovery at startup Alter session set events '10013 trace name context forever, level 1

Extract Process recovery Principle BR ApplicableExtract Process (applicable only to Oracle databases) You can use the BR parameter to control the bounded recovery (BR) function of goldengate. The Bounded recovery function only supports Oracle

1 starting redo apply   To start apply services on a physical standby database, ensure thephysical standby database is started and mounted and then start redo applyusing the SQLAlter database recover managed standby database statement. You can

Environment Description: 1. Oracle 11g r2 2. Linux (centos6.2) Server 3. Client (win7-64bit) 4, just installed win64_oracle11gr2_client in win7 environment (: http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_client.zip) Operation: 1.

When installing Oracle 11g RAC, the following error is reported:Info: Checking single client access name (SCAN )...Info: Checking name resolution setup for "racscan "...Info: Error:Info: PRVF-4664: found inconsistent name resolution entries for scan

 The following is an explanation:-------------------------------------------------------------------Data Table connections include:1. Inner join (natural join): Only the rows matching the two tables can appear in the result set.2. external

Questions about Oracle Stored Procedure 1. in Oracle, the data table alias cannot be added with as, for example: Select a. appname from appinfo A; -- correct Select a. appname from appinfo as a; -- Error Maybe you are afraid of conflicts with the

C # string used to connect to the Oracle database C # The string connecting to the Oracle database is as follows:Data Source = orclsid_127.0.0.1; user id = Scott; Password = Scott; It should be particularly noted what the value of data source is and

Insert into values (values, readername, values, countrycardid, citizencardid, password, values, libraries identity, nationality, openaccountdate, libraryreadertype, values, isotherlibraryreader, readercarstate) values ('hangzhou', 'shenchao', 1, '201

The seventh issue of itpub electronic magazine-10g special publication was released. I participated in the production of the previous issues.This phase is the result of the joint efforts of kamus and snonywolf. :

Q. What if your dad loses his car keys?A. 'parent keys not found! ' Q. What if your old girl friend spots you with your new one?A. 'duplicate value on index! ' Q. What if the golf ball doesn't get into the hole at all?A. 'value larger than specified

Today, I heard fenng introduce how to activate this account that has never been used for a long time. Without him, I have learned a lot about Oracle over the past few years. We are also preparing to sort records and hope to help others.   About a

Oracle profile usage I. Purpose: The profile in the Oracle system can be used to restrict the database resources that users can use. The create profile command is used to create a profile to restrict the use of database resources, if the profile is