In 12C, the VARCHAR2,NVARCHAR2 and raw types extend from previous 4K to 32KAfter upgrading to 12C, the parameter max_string_size default value is standard, that is, does not change the size limit of VARCHAR2, NVARCHAR2, and raw data types, and 11g is consistent.sql> Show parameter max_string_sizename TYPE VALUE------------------------------------------- ---------------
Tags: NET error online update HTTP upgrade error GES debugYesterday afternoon, the implementation reported an Oracle error ora-03137said that the database in 11g no problem, upgrade to 12c, the error.Local debugging, see after executing SQL, reported exception, as follows:Execute SQL in a 12c database, no problem.The suspicion is that ASP. NET connection oralce12
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
, arguments: [4194], [61], [4], [], [], [], [],
[], [], [], [], []
Process id:5932
Session id:242 Serial Number: 3
idle> ALTER SYSTEM SET undo_management= ' Manaul ' scope=spfile;
The system has changed.
Idle> SHUTDOWN IMMEDIATE;
ORA-01109: Database not open
The database has been unloaded.
The ORACLE routine has been closed.
idle> startup Mount;
The ORACLE
Label:12c, each log switch will change the permissions of Alert_sid.log From:Alert log file ' s permissions change with every log switch in 12c (Doc ID 1637367.1) Suitable for:Oracle database-enterprise edition-version 12.1.0.1 and laterInformation in this document applies to any platform. Symptoms: When trying to set the group write bit in the OS Permissions for the alert log file it gets reset after every
Oracle 12c agent install for windows, oracle12c
There are two methods to deploy the agent in Oracle EM12c: one is to install the agent "push" directly to the managed end through the EM12c console through ssh, this method is relatively simple on the OMS and the managed end of the linux platform, because the Linux platform has its own ssh tool and does not require
Tags: des style blog http color using strong AR forArcSDE 10.2 for Oracle 12C Installation considerations1. Environmental descriptionOracle 12C is supported starting from ArcSDE10.2.1.2, Installation precautionsThe SDE space database can be installed in the PDB and created using the Create Enterprise geodatabase tool, with no difference between the installation m
Tags: window8 64-bit + Oracle1) Install Oracle 12c 64-bit2) Installing the 32-bit Oracle Client (INSTANTCLIENT-BASIC-NT-12.1.0.1.0.ZIP)Download Instantclient-basic-win32-11.2.0.1.0.zip, must be the Win32 version, the Oracle official website downloads, unzip it to the Oracle
Server A installs the Oracle 12c 64-bit database, and Machine B accesses the Oracle database.Get ready:1. Download Instantclient-basic-nt-12.1.0.2.0.zip,:http://pan.baidu.com/s/1c04lzso2. Download Plsql,:http://pan.baidu.com/s/1bnhkdojInstallation steps1. Installing the Orcle ClientUnzip the downloaded instantclient-basic-nt-12.1.0.2.0.zip to the directory of the
Adding columns with default values to tables in Oracle (including new 12C features)
This is a problem that I have been paying attention.
11G has been improved on this issue, and 12C has some new features.
12C adds the new 11g feature in this regard.
Add a column in 11G and set the default value. Instead of changing
Add columns with default values in Oracle tables (including new 12C features) and oracle12c
This is a problem that I have been paying attention.
11G has been improved on this issue, and 12C has some new features.
For a discussion on the new features of 11g, refer to my blog http://blog.csdn.net/dbcrocodile/article/details/21170407
Windows 10 install oracle 12c error: [INS-30131], 12cins-30131
"[INS-30131] the Initial Setup That Is Required to Run the Installation Program Validation Was Not Successful" Error While Installing Oracle Database (Doc ID 1569962.1)
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Symptoms
Cause
Solution
Creating Multiple indexes in the same column does not seem to be implemented in other databases, but now ORACLE 12C can be implemented, the following describes how to create multiple indexes in the same column.
From ORACLE 12C, different types of indexes can be created on the same column for performance optimization. D
Oracle 12c auto-incrementing column Identity Columns
In the 12c version of Oracle, Oracle implements auto-increment columns similar to auto_increment in MySQL. Let's take a look at how Oracle is implemented.
ArticleDirectory
New Features
Database architecture
On July 6, June 26, 2013, Oracle Database 12C was officially released. The first version was 12.1.0.1.0. The first download platforms were Linux and Solaris:
Oracle official:
Http://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html
Like the previous 10g,
Tags: openfiler 12c oss sha Hyper-converged to address ADO RAC improvementsWith a lot of Oracle RAC, shared storage is used. Dual controller with full disk, 15000 rpm SAS full slot, made into RAID 10, the cost is still very large. Recently in the open source hyper-fusion test, has achieved the very ideal effect: to be centralized, high availability, open source and low cost, can realize any one physical mac
Oracle 12C joins a very innovative feature, pluggable database, that enables database (PDB) pull-out capabilities on the "container" (CDB) to improve system resource utilization and simplify the management and migration of large-area databases.now let's tryThe operations of the CDB and PDB for pluggable databases are:Basic information:Root container (CDB): CUPPluggable Database (PDB): TEATo start the root c
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