Oracle

Code:SELECT A.first_load_time, A.sql_text, S.sid, s.serial#, S.program--,, a.*--Ut L_inaddr.get_host_address (s.terminal) Ip from V$sqlarea A, v$session s WHERE s.sql_address (+) = A.address and Upper (A.S Ql_text) like '%delete

Import java.sql.Connection;Import Java.sql.ResultSet;Import java.sql.SQLException;Import java.sql.Statement;Import java.sql.PreparedStatement;public class lx02{public static void Main (string[] args) throws SQLException, classnotfoundexception{Load

Using Sqlplus to connect Oracle database times wrong:[Email protected] ~]# sqlplus oracle/[email PROTECTED]//10.5.0.7:1521/SSPSql*plus:release 11.1.0.7.0-production on Thu June 26 10:16:21 2014Copyright (c) 1982, the Oracle. All rights

1. Knowledge points--First stored procedure/* Print Hello worldcreate [or replace] PROCEDURE procedure name (parameter list) as Plsql subroutine body; Call stored procedure: 1. exec SayHelloWorld (); 2. Begin SayHelloWorld (); SayHelloWorld ()

Oracle establishes tablespaces and usersSteps to establish a tablespace and User: Create user username identified by "password"; authorization: Grant create session to username; Grant CREATE table to username; Grant create

One: First query the database whether to open the archive mode:sql> archive Log list; ----Archive mode is turned onDatabase Log Mode Archive modeAutomatic Archival EnabledArchive Destination Use_db_recovery_file_dest----Modify this archive

1. One morning found on the machine on the Tnslsnr service did not start, go to the management tool point Oracleorahome90tnslistener This start, but found that the start of the automatic shut down immediately, Halo *&^2. Under the command line:>

A recent use of statspack on a customer's 8i production library found an error in alert:Mon June 16 13:17:52 2014Errors in FILE/ORACLE/8.1.7/ADMIN/PROD/BDUMP/SNP0_96626_PROD.TRC:Ora-12012:error on Auto execute of Job 304Ora-01631:max # Extents (505)

Overview:1.Oracle Memory Management2.Oracle Database startup shutdown3.Oracle parameter file4.Oracle Control files5.Oracle Redo log File6.Oracle Undo Table Space Management7.Oracle normal tablespace and data file8.Oracle Temp Table Space9.Oracle

1,sql Types of ParseSQL Parse is usually divided into hard parsing and soft parsing, and when SQL is executed for the first time, hard parsing occurs, and then execution is performed if the shared pool Can be found in the soft analysis. Therefore,

/*The following code is the display width setting for the EMP Table/dept table/salgrade table*/Col empno for 9999;Col ename for A10;Col job for A10;Col Mgr for 9999;Col hiredate for A12;Col Sal for 9999;Col Comm for 9999;Col deptno for 99;Col dname

first, there are three default users of Oracle installation complete? Sys: The owner of the database object, the highest permissions, password at the time of installation (password management) can be changed? System: Database administrator, password

1. Official website Download:Instantclient-basic-win32-11.2.0.1.0.zipInstantclient-sqlplus-win32-11.2.0.1.0.zipInstantclient-odbc-win32-11.2.0.1.0.zipInstantclient-jdbc-win32-11.2.0.1.0.zip2. Unzip to the same folder. such as C:\OracleInstantClient_1

1. QuestionsMy environment is ORACLE11GR2, local with plsql or toad connection is not any problem, and the other machine remote connection prompts no listener and other errors.2. CausesOracle Installation Path---For example:

Recently, due to the upgrade of Mac OS x 10.10 Yosemite, one night just a few days ago, I found that I was stuck on the boot page. It seems that BETA is unreliable, then I thought that I had just backed up my backup a few days ago. It's okay. What

Before Oracle 11g, when there is a problem with the database, it is often the first time you need to read the alert Log to see what errors are recorded in it, you can prompt us. Alert file name Alert _ . log. The file storage path is determined by

For Oracle beginners and even Oracle DBAs who have some experience, Oracle account logon problems are often very difficult. Even if you log on to oracle successfully, you still know it. After systematic study and repeated practices, The author

1. Oracle built-in role connect and resource PermissionsGrant connect, resource to user;CONNECT role: -- is the most basic and typical right granted to end users.Alter session -- modify a SESSIONCreate cluster -- CREATE a CLUSTERCreate database link

The operations on the Oracle server are generally as follows:1) install Oracle Server Software 2) create a database (automatically created during installation) 3) configuration listening (automatically configured during installation) 4) Start an

Oracle11g RAC construction in linux (6)5. Verify the root identity of the environment before installation to decompress the grid and database installation packages. [Grid @ node1 soft] $Su- Password: [Root @ node1 ~] #Cd/soft [Root @ node1 soft] #Ls