hardware and software configuration support, its operation efficiency will be greatly reduced.
Hardware configuration:
Application:
This article mainly introduces the application and implementation of Oracle Database in the network, taking into account the knowledge structure andArticleAccording to the different access methods in database setup and operation, the author divides the application of network databases into two general modes: one
OUI: Oracle Universal Installer (for details about OUI, refer to google)My system: RedHat enterprise server 6.0My oracle: 10g. 2.1
Graphical installation process using OUI:1) confirm the disk size: u01 5G; swap 400 m;Du-sh/tmp/Df-h
2) install related dependency packages (query the official installation guide documents based on the System Version)I do not recommend that you check whether the package is insta
Oracle Database Backup and upgrade, oracle Database Backup
Log on to the server where the database is located as an oracle user. For example, the home directory is/home./oracle. Run the following command to back up the database.
Sqlplus/nolog
Connect/as sysdba
SQL> createdirectory dump_bx as 'specify a directory for s
How to deal with the rapid growth of oracle archive logs, oracle archive logs
Oracle archive logs are generally generated by dml statements, so the increase speed should be too frequent by dml.
First, query the generation of the following daily archives:
Select trunc (FIRST_TIME) "TIME ",SUM (BLOCK_SIZE * BLOCKS)/1024/1024/1024 "SIZE (GB )"From v $ ARCHIVED_LOGGr
EXP-00008: encountered Oracle error 904 ORA-00904: "maxsize": Invalid identifier
Cause: the Oracle version is different.
Run
C:/> exp PLX/PLX @ orcl file = C:/PLX. dmp tables = (S, SC, c)
Result Error
Export: Release 11.1.0.6.0-production on Sunday July 26 12:42:19 2009
Copyright (c) 1982,200 7, Oracle. All rights reserved.Connect to:
First, install DockerLinux system can be directly used for Docker installation;Win7 system Installation Dokcer is actually implemented through Boot2docker installation of a virtualbox under Windows;Boot2docker support for WIN10 systems is not very friendly, the good news is that there is now a dedicated Docker installation package for WIN10: Docker-tollbox;Docker-tollbox:https://www.docker.com/products/docker-tollboxDockerToolbox.exe after the download is complete, click Install package to insta
The Oracle database is powerful and performance-rich, and while creating these benefits, Oracle accounts for more memory. In response to this question, how do we take its essence to its dross?Solution: We can install a large Oracle database on a server within the LAN, install an Oracle client on the developer's PC, and
Tags: Oracle training Oracle Tutorial Oracle video Oracle Video tutorial Oracle Database tutorial Oracle Video tutorial goals Oracle Video tutorial, wind Brother this set of
Oracle String FunctionsRecently changed the new company, and back to the Oracle database, a lot of things have forgotten, just have an impression, these two nights smoked a bit of time, the oracle of the string of some processing functions to do a bit, for later review.Normally we use Oracle to have two main types of s
Tags: oracle-11g navicat win7-64bitNavicat for Oracle Connect Oracle 11G operation Flow 1 Changing the Oracle configuration file After you install Oracle 11g, you need to change the Listener.ora and Tnsnames.ora two files under the C:\Or
The official documents are described as follows:3 Installing Oracle Grid Infrastructure and Oracle Real application ClustersCaution:After installation are complete, does not remove manually or run cron jobs that remove/tmp/.oracle or/var/tmp/.oracle Direc Tories or their files while
Services on which Oracle runs depends, and services on which oracle runs
1. Oracle orcl vss Writer Service.
Oracle Volume ing Copy write Service. VSS (Volume Shadow Copy Service) allows storage basic devices (such as disks and arrays) to create high fidelity time point images, that is, shadow copy ). It can create ing
Oracle basic user management and oracle basic user management
I. Users
When you create a data instance, Oracle creates some default database users, such as SYS, SYSTEM, and SCOTT. Both SYS and SYSTEM users are oracle system users, while Scott users are a test account of the Oracle
In-depth analysis of the creation and deletion of Oracle database management, analysis of oracle
Oracle Database Data Files (files with the extension of DBF) are files used to save data in the database, system data, data dictionary data, temporary data, index data, and application data are physically stored in data files. Operations on data in a database, such as
ArchitectureI. Basic Components1. The Oracle Server is a database management system, including oracle instances and oracle databases ).2. An oracle routine is a database access tool consisting of a memory structure and background processes. It always opens one database and can only open one database. It has a one-to-ma
Oracle Database migration-basic and oracle database migrationOracle Database migration-Basics
As a developer, We must master database knowledge. However, the company's database is maintained by a dedicated DBA. Generally, we provide an environment address, and then we write crud SQL. In addition, the company's product requirements can be cross-data sources, so that generally do not care about the operations
Recently developed C ++/OracleProgramI have not performed any project related to c ++ operations on Oracle. I checked the materials and found the OCI, which is really good.
Oracle call interface (OCI) is the most comprehensive and performance-oriented Oracle Database Interface Based on the native "C" language. It provides all the functions of the
Oracle page on the Web page, oracle page on the web
The code in this example only describes how to use common Oracle paging methods on the Web. It does not involve MVC, code optimization, and so on. For more information, see.
Zookeeper ---------------------------------------------------------------------------------------------------------------------------------
1. Concept
(1) User: User (account) is a name defined in the database.
(2) Privileged User: A privileged user is a database user with special permissions (SYSDBA or Sysoper).
SYSDBA automatically has all the privileges of the DBA role, while Sysoper does not have the DBA role's privileges.
(3) Scenario (Schema): A scenario is a collection of database objects owned by a user.
2, the user authentication method
(1) OS authentication: refers to the use of the OS to check the user, password and
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