Creating and Removing PDBs with SQL*Plus This chapter contains the following topics: About Creating and Removing PDBs Preparing for PDBs Creating a PDB Using the Seed Creating a PDB by Plugging an Unplugged PDB into a CDB Unplugging a PDB from a CDB…
Using the CREATE DATABASE Statement to Create a CDB This section describes creating a CDB using the CREATE DATABASE SQL statement. Note: Oracle strongly recommends using the Database Configuration Assistant (DBCA) instead of the CREATE DATABASE SQL s…
About oracle mulittenant environment The multitenant architecture enables an Oracle database to function as a multitenant container database (CDB) that includes zero, one, or many customer-created pluggable databases (PDBs). A PDB is a portable colle…
Below tables contains contant you need to consider while planning for a CDB. Action Considerations for a CDB Additional Information Plan the tables and indexes for the pluggable databases (PDBs) and estimate the amount of space they will require. In…
Purpose of a Multitenant Environment A multitenant environment enables the central management of multiple PDBs in a single installation. By using a multitenant environment, you can accomplish the following goals: Cost reduction By consolidating hardw…
Multitenant : Hot Clone a Remote PDB or Non-CDB in Oracle Database 12c Release 2 (12.2)https://oracle-base.com/articles/12c/multitenant-hot-clone-remote-pdb-or-non-cdb-12cr2 Multitenant : Clone a Remote PDB or Non-CDB in Oracle Database 12c (12.1.0.2…
Oracle创建表语句(Create table)语法详解及示例 2010-06-28 13:59:13|  分类: Oracle PL/SQL|字号 订阅 创建表(Create table)语法详解1. ORACLE常用的字段类型ORACLE常用的字段类型有VARCHAR2 (size) 可变长度的字符串, 必须规定长度CHAR(size) 固定长度的字符串, 不规定长度默认值为1NUMBER(p,s) 数字型p是位数总长度, s是小数的长度, 可存负数最长38位. 不够位时会四舍五入.DAT…
说明:版本12.2.0.1 12c r1版本中 clone 一份PDB源库需要打开在read only只读模式 , 在12c r2版本中引入了local undo mode, 源PDB在read/write 读写模式也可以 clone .  local undo mode 也是oracle推崇的模式. 说明: shared undo 与 Local undo 模式切换 可以参考 http://blog.csdn.net/zhang123456456/article/details/7137452…
Connect to the remote CDB and prepare the remote PDB for cloning. SQL> select con_id,dbid,name,open_mode from v$pdbs; CON_ID DBID NAME OPEN_MODE ---------- ---------- ------------------------------ ---------- PDB$SEED READ ONLY PDB1 READ ONLY P4 MOUN…
测试环境: C:\ora12c\product\12.1.0\dbhome_1\BIN>sqlplus.exe /nolog SQL*Plus: Release 12.1.0.1.0 Production on 星期二 9月 20 03:50:23 2016 Copyright (c) 1982, 2013, Oracle. All rights reserved. SQL> conn /as sysdba 已连接. SQL> show pdbs; CON_ID CON_NAME OPE…