Oracle

The materialized view log in 11.2 can specify the commit SCN, when materialized view refreshes do not require a timestamp, a simple description of how Oracle implements the refresh through the commit SCN. Establish a test environment: Sql> SELECT *

Oracle's JDBC driver three main categories: 1. JDBC OCI:OCI is an abbreviation for Oracle call interface, which is similar to the traditional ODBC driver. Because it requires Oracle call Interface and NET8, it needs to install the client software

A customer's 11.2 RAC for Linux x86-64 environment fails after a power outage and the RAC environment does not start automatically. After you log on to the database server, you discover that the cluster process exists and then try to start the

Starting with 11.2, if the database chain is established with a username password that is incorrect, or if you need to change the database chain validation settings, and you do not need to rebuild the database chain, Oracle provides the syntax for

Reference documents: 415938111. Oracle Series Products1.1 The server is divided into database server, application server and Enterprise Manager. Where Enterprise Manager includes database control application server control and Grid control.1.2

1. Situation: After the installation of Oracle good, the holiday shutdown after the restart unexpectedly found that can not be normal connection, customer error: Tns-12541:tns: no monitoring program2. Check:1. Oracle on the server is up and running2.

LTRIM, RTrim, and trim usage in Oracle:1, LTRIM (C1,C2)where C1 and C2 can be strings, for example C1 is ' Miss Liu ', C2 ' MISL ' and so on. This is the first place that is not the same as SQL Server. If you remember good, SQL Server's LTrim has

Configuring the EnvironmentOracle Service SideOracle_winx64_12c_database.isoOracle ClientInstantclient-basiclite-nt-12.1.0.1.0.zipIntegrated development EnvironmentPL/SQL Developer 10.0.5.1710Configuration stepsMake sure that Oracle has completed

650) this.width=650; "Src=" https://s3.51cto.com/wyfs02/M00/05/D7/wKiom1mtGVDSusvRAAYGcg97wFw550.png-wh_500x0-wm_ 3-wmp_4-s_2418458466.png "title=" the DBA Training "alt=" Wkiom1mtgvdsusvraaygcg97wfw550.png-wh_50 "/>There is no doubt that today's

Analog Block Bad block:For data blocks that have inconsistent data blocks, if the current database is backed up and in archive mode, the data block can be recovered using the Rman tool block recovery, which is the simplest and most effective, and

Environment: Oracle 11.2.0.4 RACPre-Modified IP address# public IP192.168.2.71 DB1192.168.2.72 DB2192.168.2.76 DB3#priv IP200.100.100.11 Db1-priv200.100.100.12 Db2-priv200.100.100.13 Db3-priv#vip IP192.168.2.73 DB1-VIP192.168.2.74 DB2-VIP192.168.2.77

Need more information to contact Q2748165793 First Lecture: Introduction to Backup and recovery-related operationsBackup and Recovery SolutionsSecond: Starting the Rman operation and the Rman architectureRMAN ChannelsRman Backup and

One, wildcard charactersWildcard Description Example %: Matches any string that contains 0 or more characters。 The WHERE title like '%computer% ' will find all titles that contain the word computer anywhere in the title._ (Underscore): Match any

GoldenGate support for IBM mainframe z/OS 2.1 and DB2 v11From:GoldenGate support for z/OS 2.1 and DB2 v11 (document ID 1941364.1)Suitable for:Oracle goldengate-version 12.1.2.1.2 and laterInformation in this document applies to any

The first attempt to back up an Oracle database to the AWS Cloud was typically backed up to a tape library or disk, and now it's easier to have a cloud. This is primarily backed up using AWS's S3 storage as an SBT device. As for what is AWS, what is

To_char (X[[,C2],C3])Feature converts a date or data to a char data typeParametersX is a date or number data type.C2 as format parameterC3 Setting parameters for NLSIf x is the date nlsparm=nls_date_language controls the language that is used for

Oracle Database 10g Performance Tuning tips and techniques is recommended. For Oracle performance test, diagnosis, analysis, and optimization, see! Chapter 2 Basic index principles (beginner developer and beginner dBA). For Oracle index

Oracle 10 Gb manual database creation using command line Reprinted: http://tech.ccidnet.com/art/1105/20080807/1536965_1.html There are two methods to create a database in Oracle. The first is to use ORACLE database builder and dbca, which is a

The most outstanding performance of Oracle RAC clusters is high availability, which mainly includes load balance and failover. These technologies enable single point of failure (spof) to prevent normal access to the database by client applications,

 I. Problem Description   Installation environment: Oracle Linux 6.1 Database: 10.2.0.1   When Oracle 10g RAC is installed, an error is reported when root. Sh is executed on the first node, as shown below:   [Root @ Rac1 ~]