oracle bda

Some time ago I started to learn some basic knowledge about oracle. To facilitate exercises and operations, I installed an Oracle 10 Gb. After the installation is complete, the current database is directly deprecated. The card is terrible. The card can only be used for surfing the Internet. At that time, I was too busy to do anything else, so I never care about it. Together with the last Internet cafe. Thes

Method 1: As we all know, to connect to Oracle using PL/SQL, you need to install the Oracle client software. Have you ever wondered whether to directly connect to Oracle without installing the Oracle client? In fact, I always wanted to do this, because this client is so annoying !!! Not only will JDK be installed,

Label:Data Guard is a remote replication technology for Oracle, it has physical and logical points, but in general, it needs a separate system in a remote location, two sets of hardware configurations can be different systems, but the software structure of the two systems are consistent, including the software version, directory storage structure, and data synchronization (in fact, is not real-time synchronization), the two sets of systems as long as

Tags: file path off SQ server has a lock creat evo combo1.Oracle Default UserAccess to Oracle database only with a legitimate user accountOracle has several default database usersAll data dictionary tables and views in the database are stored in the SYS pattern. SYS users are primarily used to maintain system information and manage instances.Systems is the default system administrator who owns the internal

1.1DescribedGenerate a lot of "oracle_w000_9708.trc" and "ORACLE_W000_9708.TRM" under the "$ORACLE _base/diag/rdbms/$ORACLE _sid/$ORACLE _sid/trace" folder File.These files are generated too quickly. The Oracle root folder is running out of free space.1.2Possible causesThe possible reason for the "$

Oracle Oracle Product Services and Technology level introduction Many friends ask the genuine Oracle database products and pirated products are mainly different, in fact, from the product technology itself, the difference is not small, can download a database from the OTN website products, and then install the use of genuine and pirated the biggest difference i

[Oracle Notes] 2. Oracle Server entry and Oracle management routine [Oracle Notes] 2. Oracle Server entry and Oracle management routine Oracle Server entry and

1.1 symptom description authorized by common usersSysdbaFailed to log on to database with the permission. The system displays the following error message:% SqlplusAs sysdba SQL*Plus: Release 11.1.0.7.0 - Production on Thu Nov 26 14:28:11 2009 Copyright (c) 1982, 2008, Oracle. All rights reserved. ERROR: ORA-01017: invalid username/password; logon deniedHowever SysdbaIf you log on directly, the system prompts the following information: % Sqlplus/as s

Method 1: As you all know, to connect to Oracle using PL/SQL, you need to install the Oracle client software. Have you ever wondered whether to directly connect to Oracle without installing the Oracle client? In fact, I always wanted to do this, because this client is so annoying !!! Not only will JDK be installed, but

Oracle 10g To download Oracle, you also need to register a user name for your convenience. User: wangdetian168@gmail.com Pass: qwe123qweThe password is normal. You don't need to retrieve it.Every change is troublesome.If necessary, you can view the required information on the right. Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition fo

How to connect toad to Oracle without installing the Oracle client In the past, it was quite troublesome to install the Oracle client when connecting to Oracle. On the one hand, it was difficult to install such a large volume of data. Oracle seems to have provided in

Oracle how to ensure the ACID principle of transactions -- oracle Core Technology Reading Note 2, acid -- oracle There are four general principles in the transaction that all databases must comply with, referred to as the ACID principle. The following briefly describes how oracle implements these four principles. 1. A

1.oracle InstallationRefer to http://wenku.baidu.com/view/d01ffd43336c1eb91a375d68.html, no longer repeat here2. Command line sqlplus Connect Oracle(1) Check the monitoring statusc:\>lsnrctl StatusLsnrctl for 32-bit windows:version 9.2.0.1.0-production on 2 August-June-2005 11:01:01Copyright (c) 1991, 2002, Oracle Corporation. All rights reserved.Connecting to (D

Based on Metalink 362496.1 From the document, the XML Publisher version is not directly available. The most useful is to query its version from the generated report.The details are as follows,PDF output: open the file in Adobe Acrobat-> Menu file-> Document Properties-> Tab description-> Property 'pdf producer 'will show e.g. Oracle XML Publisher 5.6.2RTF output: open the file in MS word-> Menu file-> Properties-> Tab Summary-> Property 'comments' wi

Oracle Silent Installation tutorial, oracle Silent Installation In this article > Content > Indicates that the content is appended to the input file, which is part of the parameter required in the file. Content This means that the content is all in the current file. You can delete the file, create the file, and enter the content. Installation environment, CentOS 6.8, VMware workstation PRO 12 Hardware en

Some of the basics of Oracle have been learned some time ago, and for ease of practice and operation, an Oracle 10g was installed. After the installation, the book was directly discarded. Card to the death, card to directly can only be used as the Internet. At that time because of busy also do not do other things, so has not been in charge of it. Make up for the last Internet café. The two days are free. So

[ORACLE] analyzes 23 oracle sessions and performance statements, and 23 oracle session statements.**************************************** ********************************* *** Original article: blog.csdn.net/clark_xu Xu changliang's column**************************************** ******************************** -- View Cluster waiting for cache busy -- wait for

Tags: style class blog HTTP tar extOracle Easy Interface ToolBackground: I work on a remote machine, I need to call the Oracle 11gserver data, the remote machine has the Oracle client installed, but the SQL Plus and SQL developer and PL SQL developer are not available (DBA toss for a few days no solution of the decision). I have the IP of the server, Oracleusername and password, and know some table names an