Oracle

Using Rman to implement incremental database recovery based on SCN is a common method of repairing gap in DG. In fact, this method can also use the conventional incremental recovery, through manual control, to achieve a certain specific business

1. Find the Repository control file path FirstFind the path to the control file on the repository first, as in the main library, but just in case, check is OK. Sql> select name from V$controlfile;NAME----------------------------------

| operating System | Release 6.7 | Release 6.7 || host name | STUAAPP01 | STUAAPP02 || ip|192.168.20.234|192.168.20.235 |Database software version |oracle 11.2.0.4.0|oracle 11.2.0.4.0 || oracle_base|/u01/app/oracle/|/u01/app/oracle/|| oracle_home|

ORACLE cannot use variables as column names and table names some of the individual validations are:1 DECLARE2Ename1 Emp.ename%TYPE;3TYPE Index_emp_type is TABLE of VARCHAR2( -)INDEX byPls_integer;4 index_emp Index_emp_type;5 BEGIN 6Index_emp (1) :=

Considerations for migrating data from MySQL to Oracle1. Automatic growth of data type processingMySQL has an auto-growing data type that does not manipulate this field when inserting records and automatically obtains data values. Oracle does not

MySQL Paging query statementThe index of m for rows in the following query statement defaults from 0 to a cursor 0 in PL/SQL that starts with the first bar n indicates how many data to query backwards. For example:SELECT * from EMP limit 2,3 to

Number of in operation SQL if more than 1000 prompts ORA-01795: The maximum number of expressions in the list is 1000There are several ways in which induction occurs:The first is that I mentioned in the previous [JDBC simultaneous query and delete

1. Start the resource planAlter system set RESOURCE_LIMIT=TRUE Scope=spfile;2. Set inactivity 15 minutes disconnect, release resourcesAlter profile default limit Idle_time 15;3. Clear the Inactive process (No 10 minutes to send the test pack)Add

6.1 Simple LoopsA simple loop, just like its name, is one of the most basic loops. Simple loops have the following structureLOOPSTATEMENT 1;STATEMENT 2;...STATEMENT N;END LOOP;A reserved word loop identifies the beginning of a simple loop. STATEMENT1

1, first say the Oracle table partition is what it, so we come to raise a peach, chestnut is too small, we do not lift, we come to give a peach.You have 5 million documents, you're going to put him on disk, okay, we'll just have a folder, and a 5

Creation and configuration of the ODI studio topology (Oracle)Like the creation and configuration of the ODI studio topology (MySQL), MySQL is only turned into Oracle, considering that the ODI has more knowledge modules about Oracle.I. Conceptual

Because of Oracle licensing issues, MAVEN does not provide Oracle JDBC driver, which must be manually added to the local warehouse in order to apply the Oracle JDBC driver in the MAVEN project.First, you need to download the OJDBC jar package to the

First, the demandThe database and application are not on the same host, so you need to install an Oracle Instant client or an Oracle client. But the client is rather large.Second, install Oracle Instant ClientDownload the Oracle Instant Client

Preface: In the process of Oracle operations, often use some dynamic views beginning with v$, such as v$session, once saw someone with v_$session, think someone else wrote wrong, didn't think Desc v_$session can see and v$ Session of the structure,

This article comes from reading notes on which is Faster HANA or Oracle 12C, and outlines the key points. Does not represent my point of view.Brief introductionSAP claims that Hana is the fastest database, so SAP's new ERP system S4 no longer

This article introduces two major branches of Oracle memory database, TimesTen and database in-memory, which are well worth reading and are fully covered by the important features of both technologies, allowing readers to quickly get a comprehensive

When the project encounters demand, it needs to convert uppercase numbers to lowercase. The code is as follows:DECLARET_ZLVARCHAR2 (T_TSVARCHAR2); t_l number;hh varchar2 (+); XXVARCHAR2 ( TYPETIARRAYISTABLEOFVARCHAR2 (+); type tcarray is 

The logical repository does not replicate the database service, and the middle tier connecting to the main library service will not be able to connect (because the service's creation is not replicated) or the incorrect version (because the

First,Root user operation:(# is the root user,$ is Oracle User ) 1. download two rpm packages from Oracle website and place them under any path, using an rpm installation: RPM-IVH oracle-instantclient11.2-basic-11.2.0.3.0-1.x86_64.rpmRPM-IVH

Oracle Video Tutorial GoalsOracle Video tutorial, wind Brother this set of Oracle Tutorial training Learn the concept of familiarity with locks, introduce the causes of blocking, database deadlock detection methods, deadlock simulation and deadlock