Oracle

PowerDesigner generate database code notice inside the double quotes that should be removed Click Start, View Netmanager, click on the panel monitor, the default only address 1 and marked localhost, create a new address, input native IP, restart the

Although there are a lot of Oracle Dataguard configuration tutorials on the web, it's not hard to see that many of them are using Rman duplicate, although this approach is simpler. But in a way, but also misled the beginner, although also can be

Maximum number of connections for a user To view the maximum number of connections for this user Select profile from dba_users where username= ' app_test '; SELECT * from Dba_profiles where profile= ' pf_app_test ' and resource_name= '

Environment statement: WIN7 64-bit ORACLE 64-bit Grid Infra 64-bit Please ensure that the environment has not been installed on the Oracle database or has been completely uninstalled before installing First step: Create a virtual naked disk

Recently used Statspack on a customer's 8i production library and found an error in alert: Mon June 16 13:17:52 2014 Errors in FILE/ORACLE/8.1.7/ADMIN/PROD/BDUMP/SNP0_96626_PROD.TRC: Ora-12012:error on Auto execute of Job 304 Ora-01631:max #

Original library to determine data files, log files, tempfile file information Select Group#,status,type, member from V$logfile; Col name format A65 Select file#,name,bytes/1024/1024 MB from V$datafile; Select name from V$controlfile; 1. Create

Physical Dataguard Maximum Performance mode configuration process Main Library Host EDBJR2P1 Repository Host EDBJR2P2 1. Create the main library [Root@edbjr2p1 ~]# Xhost + Access control disabled, clients can connect to any host [Root@edbjr2p1

For a CTE application in a CTE in SQL Server, see here: http://www.cnblogs.com/downmoon/archive/2009/10/23/1588405.html In fact, Oracle's CTE syntax is exactly the same, look at the example: First, create the sample data table as follows:

Problem These two days just will plsql and Oracle configuration, but in plsql insert data, there is a problem, Plsql table can not display Chinese, Chinese can not save, unable to output, Chinese in the tables show the question mark, as shown:

First, the problem leads to 1. Suppose that when an online user buys a book, there is an order in the database with order number 001, of which the Status field is ' valid ' to indicate that the order is valid; 2. The backstage management inquires

-----------------Voting disk backup restore: --Backup voting disk: DD If=voting_disk_name Of=backup_file_name --Restore voting disk: If your voting disk is stored on a raw device, use the device name in place of Voting_disk_name. For example:

ORACLE Rman Backup from original source- -The policy instance diagram of differential increment and cumulative incrementThe backup command, when not explicitly specified, chooses the differential method, the differential incremental backup, by

ORACLE RAC principle: In a single application environment, all servers use and manage the same database in order to spread the workload of each server, require at least two or more servers on the hardware, and require a shared storage device. It

Not_data_found Exceptions:--out of system columnsSetServeroutput onDeclarepename Emp.ename%type; begin SelectEname intoPename fromEmpwhereEmpno=1234; Exception whenNo_data_found ThenDbms_output.put_line ('No data found'); whenOthers

Sql> drop tablespace EXAMPLE including contents and datafiles;Drop tablespace EXAMPLE including contents and datafiles*ERROR at line 1:Ora-29857:domain indexes and/or secondary objects exist in the tablespace- -- Tips: ORA-29857: table space exists

Working with Oracle has been a long time, often listening to 10046 of incidents, especially when it comes to SQL tuning. What is the 10046 incident, first of all, a brief introduction.1, what is the 10046 eventThe 10046 event is a tool that Oracle

Tag: equals data style query between otherwise--value ROM--Cannot use > (values greater than 1), >= (values greater than or equal to 1), = (values greater than or equal to 1) for rownum, otherwise no result-So direct use only starts from 1--rownum >1

The following is a part of a stored procedure:PROCEDURE Sap_man_routing_so (citem_id VARCHAR2,csite_id VARCHAR2,CTYPE VARCHAR2)IsV_routing VARCHAR2 (40);BEGINIF (citem_id not like '%c% ')ThenSELECT NVL (TRIM (RR. routing_id), ")Into v_routingFrom

Summarize the beginning of the career of the novice Oracle-related developer, 0 Basics can look at the relevant theory.Lazy Summary: oracle-database (Database db) derived from DB based on the basic SQL (DB language) of related content such as EBS

Decode (condition, value 1, return value 1, value 2, return value 2,... Value N, return value N, default value)The function has the following meanings:IF condition = value 1 ThenRETURN (translation value 1)elsif condition = value 2 ThenRETURN