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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
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
uninterrupted access to enterprise data. Global Data Services provide load balancing and failover capabilities for distributed database configurations worldwide. Data protection remote synchronization is not limited to latency and extends to any distance of 0 data loss of standby protection. The application of Oracle is continuously perfected, and failure processing is automatically restarted to overwrite the end
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
Install Oracle 12C and linux7centos7 on LINUX7 (CentOS7)
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Lab environment: Oracle VM Virtu
Tags: command execution wget Restart Speed Hyper Fusion is open OGGOracle 12c was released for a long time, although several sets of single-instance Oracle 12c have been deployed in the near future, there has been no opportunity to implement 12c RAC in the production environment, of course, can not eliminate the existi
meta-data management.Oracle SOA Suite helps businesses reduce costs by maximizing the amount of existing IT investments and assets. Regardless of the environment (operating system, application server, and so on) in which these assets are executed. What kind of technology is used to create. Oracle SOA Suite focuses on ease-of-use and reuse, unified application development tools, and end-to-
Tags: alert mobile move BSP 12c tab CTE ADA storagemigrating or renaming data files in the 12c version of Oracle database no longer requires too many tedious steps to rename and move data files online using an SQL statement such as ALTER database move datafile. When this data file is being transmitted, the end user can
Analysis of Oracle 12c PDB
In any case, Oracle 12c has been out for so long and has never started learning for various reasons. It seems a little late now. I have always heard that PDB is a brand new architecture model in 12c. In various technical chats, we probably know tha
,job fromEMP Offset5RowsFetch Next 5Rows only; ename EMPNO JOB---------- ---------- ---------BLAKE7698Managerclark7782Managerscott7788analystking7839Presidentturner7844SalesmanThis way, we can use a regular user like Scott like 11g!Third, automatically start the PDBWe can start the PDB automatically by creating a trigger, without having to log in to CDB with SYS each time, and then start the PDB. The trigger code is as follows:CREATE OR REPLACE TRIGGER Open_all_pdbs After STARTUP onDATABASEB
Explore Oracle Database Upgrade 7 11gR2 to 12c after the upgrade is complete, insert PDB, 11gr2pdb
Explore Oracle Database Upgrade 7Insert PDB after 11gR2 to 12c upgrade is complete
Preface:
Since Oracle 12c, the concept of contai
Tags: Oracle 12c change archive mode1.shutdown Normal or shutdown immediate close the databaseSql*plus:release 12.1.0.1.0 Production on Monday December 15 15:49:47 2014Copyright (c) 1982, Oracle. All rights reserved.Connect to:Oracle Database 12c Enterprise Edition Release 12.1.0.1.0-64bit Productionwith the partitioni
select the right database. Let's get familiar with other operations.3.4, Navicat PermiumOne of the favorite tools when using MySQL is Navicat permium, which also supports Oracle. This site has downloaded (and cracked tools):. Installation and use is very simple, you have to experience it.4. ConfigurationThere are 4 subdirectories under the Start Menu directory: The corresponding tool catalog name has been made very clear, the following is only a bri
How to automatically start PDB Pluggable Database in Oracle 12c
PDB Pluggable Database is an important new feature of 12c, but for PDB in CDB, all PDB is not brought when CDB is started by default, in this way, we need to manually alter pluggable database all open;
[Oracle @ clouds ~] $ Sqlplus "/as sysdba"
SQL * Plus:
supports Oracle. This site has downloaded (and cracked tools):. Installation and use is very simple, you have to experience it.4. ConfigurationThere are 4 subdirectories under the Start Menu directory: The corresponding tool catalog name has been made very clear, the following is only a brief introduction.4.1. Install Product ToolsUniversal Installer: Primarily for installing or uninstalling Oracle produc
First, the environmentService side: Oracle 12.2.0.1 RACClient: Less than Oracle 11.2.0.3Second, the phenomenonWhen using a less than Oracle 11.2.0.3 client version connection to the Oracle 12.2.0.1 RAC database "Ora-28040:no matching authentication protocol"Third, solve the problemMethod One: According to the official
New Features of Oracle DB 12c: raw device bare devices are no longer supported, oracle12c
New Feature of Oracle DB 12c: raw device is no longer supported.
Reference:Announcement of De-Support of using RAW devices in Oracle Database Version 12.1 (Doc ID 578455.1)
Details:De-S
Description of Oracle 12c CDB and PDB database startup and shutdown, 12 cpdb
In Oracle 12c, it is divided into CDB and PDB. Their startup and shutdown operations are as follows.
1 Container Database (CDB)
For CDB, the startup and shutdown methods are the same as the traditional ones. The specific syntax is as foll
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