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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

(I) lsof application instance ① Find the program occupying the specified port: [root@temp ~]# lsof -i :80COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAMEhttpd 10278 root 3u IPv6 37812 0t0 TCP *:http (LISTEN)httpd 10280 apache 3u IPv6 37812 0t0 TCP *:http (LISTEN)httpd 10281 apache 3u IPv6 37812 0t0 TCP *:http (LISTEN)httpd 10282 apache 3u IPv6 37812 0t0 TCP *:http (LISTEN)httpd 10283 apache 3u IPv6 37812 0t0 TCP *:ht

When learning about the basic architecture of Oracle databases, I have learned about the storage structure of Oracle. Logically, Oracle data is stored in tablespaces and physically stored in datafiles. A tablespace can belong to only one database (a database can contain multiple tablespaces), including one or more data files. Tablespace can be further divided int

Oracle 10g Tutorials: Oracle Net Services In this tutorial you will learn Oracle Net Services-an overview, using Oracle Net manager, creating listeners, choosing general parameters, enable the tracing and logging for the database transactions. we will also learn how to use tnsping to test

Common oracle maintenance and oracle maintenance at work Http://blog.csdn.net/lili72 Background: due to historical reasons, some of the company's businesses are still using oracle. If something goes wrong, it is very troublesome. Since mysql, hive, Hbase, and so on are used for a long time, some oracle commands are sl

Similarities and differences between Oracle Enterprise Edition, Standard Edition, and other versions, oracle Enterprise Edition For different development and deployment environments, Oracle divides the same series of Oracle databases into four versions: Standard Edition One, Standard Edition, and Enterprise Edition) an

Linux-install Oracle (CentOS-Oracle 12c) and centos7 install oracle12c Step 1: network connection, which is described in my previous blog. Purpose of network connection: to use the yum command, download the file directly online. Step 2: Go to the oracle official website to download 12c Two files on the database server: (installed in Linux) Linuxamd64_12102_databa

Oracle 11gR2 is installed in Oracle Linux 6.0 (also suitable for other linux versions of RedHat ).There is no major difference in the installation under. After all, the three linux releases are more different in log.This document is a review after I installed oracle11gR2 in Oracle Linux 6.0. Some installation details are not mentioned.# Represents the root user.

Notes on installing Oracle 10.2.0.1.0 on Oracle Linux 4u4 Exercise the Oracle RAC formation process. Step 1: First practice installing Oracle 10.2.0.1.0 on Oracle Linux 4u4. It is difficult to directly install RAC. Start from simple. For the overall RAC steps, refer to the R

Tags: install path get nod suitable active Targe operation nload Existing Oracle Study-aix6.1 Building Oracle 10GR2 RAC (4) I. Installation of CRS patches before installing CRS, you need to install patch p6718715_10203_aix64-5l, or you will see "Node not found" error during installation. [[email protected]/] #cd/home/oracle/p6718715_10203_aix64-5l/ Once the pat

Label:Today, we share a note of my own study, hoping to bring help to those who meet the same problem. I do not know if everyone in the Win7 64-bit system with PB to connect to the Oracle database, have encountered "Oracle Library Oci.dll couldnot be loaded" issue. Today, in the Win7 64-bit system with PB to connect to the Oracle database, has been the above erro

Practicing Oracle's RAC build process, the first step is to practice installing Oracle 10.2.0.1.0 on 4U4 first. Installing RAC directly is somewhat difficult. From a simple start. For the total RAC Step, refer to the RAC form of the teacher.1. Start VC, login vsphere 5.1,2. Create a new virtual machine, Redhat 4 32bit compatible virtual machine, memory 1G, HDD 30G. Remove the floppy drive and select the optical drive as an ISO image file.3. Start the

Navicat for Oracle connection to Oracle 11G operation process, navicat11g Procedure for connecting Navicat for Oracle to Oracle at 11 GB 1. Change the Oracle configuration file After installing Oracle 11g, you need to change the

Common Methods for viewing Oracle execution plans-Series 1: oracle execution plans The SQL Execution Plan actually represents the specific execution steps of the target SQL in the Oracle database, only by knowing whether the execution plan selected by the optimizer is the optimal execution plan in the current situation can you know the next step. Execution Plan

Failure phenomenon:How do I make a cold backup of an Oracle database in case of an emergency, without opening the Oracle log archive?Solution: A cold backup of the Oracle database, sorted as follows: When do I have to use cold backup? 1. Database mode is not archive mode 2. For field protection The process of cold backup: 1. First view the location of the b

1, Redo Log Buffer Redo Log Buffer is a cache of database modification information stored in the SGA. This information is stored in the Redo entry (Redo Entry). The redo entry contains the necessary information to rearrange or redo the database because of modifications made by insert, UPDATE, DELETE, CREATE, Alter, or drop. When necessary, redo entries can also be used for database recovery. The redo entry is a copy of the Oracle database process fr

Tags: ROM editor development targe data Common password color sizeBrief introduction:It is also quite common that we often encounter the need to connect to an Oracle database when we develop our application scenarios. So so. NET environment is connected to an Oracle database and can be tns/sql.net through a configuration file, and TNS must be an Oracle client.Sce

Tags: binary ACL section src system data DML one Redolog copyOriginal address: https://www.toutiao.com/i6499008214980362765/Oracle Database Startup: The Oracle service starts, the parameter file is searched for the control file, and the control file is started, and the control file calls the data file and the log file.Oracle's file system composition: Parameter files, control files, data files, log files.1.

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