oracle 12c for dummies

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Factors to consider before upgrading to Oracle DB 12c: The function of the EM Express 12c in DB 12c is reduced

Factors to consider before upgrading to Oracle DB 12c: The function of the EM Express 12c in DB 12c is reducedIf you use notifications in DB control, perform a task, and so on, and there is no such function in EM Express 12c, you need to consider these issues extra. The reco

ORACLE common dummies: Question 1000 (one)

ORACLE common dummies: Question 1000 (one) Author: CCBZZP When you use ORACLE, you may encounter many seemingly unexpected problems. specifically for new users, today I will simply sum up it, I hope it will help you! Explore with everyone and make progress together! For ORACLE experts, it is not worth looking. 1. What

Some questions and answers from Oracle 12c and Goldengate 12c

$rootORCL 1 Cdb$rootSys$background 1 Cdb$rootSys$users 1 Cdb$root(Note: read-only pdb$seed not listed here)(2) in the PDB sessionSql> alter session set CONTAINER=PDBORCL;Session altered.Sql> select name,con_id,pdb from V$services;NAME con_id PDB----------------------------------- ---------- ------------------------------PDBORCL 3 PDBORCL5. How to connect directly to a PDB instead of ' alter session set container '?[Email protected] ~]$ sqlplus Pdb1_u1/[email protected]Sql*plus:release 12.1.0.1.0

Oracle Database 12c six years of development

at the end of 2013, it further expands the comprehensive portfolio of Oracle products in application, social networking, platform and infrastructure services. At the same time, Oracle recently released a series of cloud-oriented Database and software integration products, including Oracle Database 12c)

Oracle Database 12c 16 Features Summary

Oracle 12c has been released for a long time, has been trying to find a way to learn a bit, after all, the subsequent 12c will gradually replace the existing database version, become the mainstream database version. Now 12c some of the most commonly usedCharacteristics for everyone to study together.1. Online renaming

Oracle 12C Architecture ____oracle

July 8, 2013, Oracle China announced that the company's new generation of database oracle12c officially listed, and can be downloaded through the Oracle Technology Network (OTN). The product was released by CEO Larry Ellison at Oracle's global convention as early as October 1, 2012, and after 9 months of waiting, users can finally use Oracle's most heavyweight products. Compared with Oracle's previous gener

Case: Oracle Dul Data Mining Unconventional recovery of Oracle 12C CDB database

non-routine recovery of Oracle 12C CDB database without database backupFamiliar with Dul friends know Dul is file# 1 Block 1 kcvfhrdb find bootstarp$ Segment Header (in fact Kcvfhrdb is bootstarp$ segment Header RDBA address), Then through the related SQL stored in the bootstarp$ to find some base table objects (obj$,tab$,col$,seg$, etc.), and then through their positioning to the specific object of the seg

Oracle 12C Identity Columns implementation Oracle self-growth column

In previous versions of Oracle 12C, if you wanted to achieve column growth, you would need to implement a sequence + trigger, and then 12C ORACLE introduced the Identity columns new feature, enabling the column to grow, and Mysql,sql server-like functionality.Using syntaxORACLE 12C

Oracle study--oracle 12c RAC Install (ii) ____oracle

Oracle Study--oracle 12c RAC Install (ii) Third, install the grid infrastructure 1. Install GI software [Root@node1 grid]#./runinstaller 2. Run the script [root@node1 cvu_12.1.0.2.0_grid]#/u01/app/orainventory/orainstroot.sh changing permissions of/u01/app/orainventory. Adding Read,write permissions for group. Removing Read,write

PL/SQL enhancements in Oracle 12c

PL/SQL enhancements in Oracle 12c Oracle 12c enhances a series of methods for defining and executing PL/SQL program units. This article covers several new features of Oracle 12c: 1. optimized the caller permission function for the

Centos7_minimal silent installation of Oracle 12c version

Tags: centos7 Oraclecentos7_minimal silent installation of Oracle 12c version1. Check the system version[Email protected] ~]# cat/etc/redhat-release CentOS Linux release 7.4.1708 (Core)2. Turn off SELinux[Email protected] ~]# sed-i ' s/selinux=enforcing/selinux=disabled/g '/etc/selinux/config [[email protected] ~]# Getenforce Disabled3. Turn off the firewall[Email protected] ~]# Systemctl stop Firewalld4. M

Learning Note: Oracle 12C Data Recovery Tool bbed instructions for use

Label:Oracle 12C still supports the beta version of Bbed,oracle 12C, and for those accustomed to using bbed (Oracle scalpel), whether 12C continues to be supported is a matter of great concern, through this experimental test, 12C

Oracle column self-increment implementation (2)-identity Columns in Oracle Database 12c Release 1 (12.1)

Label:Oracle column self-increment-identity Columns in Oracle Database 12c Release 1 (12.1)In previous versions of Oracle 12C, if the column was to grow from a sequence + trigger, the new Identity columns feature was introduced into the 12C

Summary of the new features of Oracle 12c on business impact (1)

Summary of the new features of Oracle 12c on business impact (1) 1. invisible fields In Oracle 11g R1, Oracle introduces some good enhancement features in the form of invisible indexes and virtual fields. Inherit and develop the former, and introduce the invisible field idea in Or

Deploy Oracle 12c based on CentOS7 installation

Tags: enable script persistence command IMP graphical limits EMC AddressIntroduction to deploying Oracle 12c based on CentOS7 installation Oracle Database, also known as Oracle RDBMS, or Oracle. is a relational database management system of

(GO) Oracle Linux 7 installation Oracle 12c

root partition, which is the experimental environment so it can beConfigure the NetworkThe root password is now created when installing the installation, and if prompted simply, click two times.Wait for the installation to complete.3. Configure Linux environment A. Test network environment Remember to shut down the local computer firewall.$IP Address Show$vi/etc/hosts configuration in root mode$ping TestEnter Command mode Linux 7 is not the same as the previous version, not in Etc/inittabComman

Oracle cloud control 12c startup and shutdown, cloud12c

Oracle cloud control 12c startup and shutdown, cloud12c The entire installation of Oracle cloud control 12c is complicated. The installation path, logon password, port number, and many other configurations are confusing. This article describes how to obtain the various port numbers, URLs, and how to start and disable c

Oracle 12c Multi-tenant PDB recovery (single PDB data file, non-system PDB tablespace, entire PDB database)

Environment: DB version Oracle database 12c Enterprise Edition release 12.2.0.1.0-64bit ProductionExperiment Preparation:1.--Database Archiving modeSql> select Name,log_mode from V$database;NAME Log_mode--------- ------------ANDYCDB ARCHIVELOG > Database archiving mode2.--Log In the PDB creates the experimental table space with the user[Email protected] ~]$ sqlplus sys/[email protected]:1521/pdb01 as Sysdba

Deep Oracle 12c Database backup and recovery (optimized for Rman performance, Oracle Flashback Technology)

Course lecturer: Xiao Liu Teacher Course Category: Oracle Suitable for people: advanced Number of lessons: 15 hours Update level: Complete Type of Service: Class C (General Service class course) Using the technology: Oracle Projects involved: Oracle 12c database backup and recovery Need

Silent installation and configuration of Oracle 12C

Oracle 12C has been released... Next I will learn about silent installation and configuration of Oracle 12C and the example users. Installing Oracle 12C in Linux-6-64 New Features of Oracle

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