Oracle

1. Add a data file to create a tablespace1 CREATE ' D:\ORACLE\11G\ORADATA\ORCL\TEST1. DBF'onNEXTSPACEThe deployment needs to change parts as needed:Tablespace (table space) after the table space name TEST1;DataFile (data file) path, red part of the

Oracle 数据库审计功能非常强大，通常包括标准审计(包括用户级审计和系统级审计)和细粒度审计。尽管如此，一不小心就容易造成性能问题。同时会把系统表空间给撑爆。下面的内容描述的是如何将审计从系统表空间剥离以及清理Oracle审计记录，供大家参考。I. Audit-related configuration--EnvironmentSql>Select* FROM V$version where rownum=1; BANNER----------------------------------

1.oracle querying the number of tables in the database:Select COUNT (*) from User_tablesThe premise of this operation is that the login is successful2.mysql querying the number of tables in the database:SELECT COUNT (*) TABLES, table_schema from

1. Create a batch file@echo off rem ########################################################### rem # Windows Server 2008 Oracle Database Automatic backup batch script REM ###########################################################Setcurdate=%date:~0

In SQL porting to Oracle, there is a problem with table name and field name capitalization, because the default table name and field names in Oracle are uppercase, although they can be manipulated by using double quotes, such as SELECT * from

oraclegoldengateIntroductionGOLDENGATETDM (transaction data management) software is a log-based structured data replication software, which through the analysis of the source database online log or archive log to obtain data deletion and change, and

What exactly does Oracle do when it submits an SQL command to Oracle? A good understanding of this problem can help you better analyze the optimization of SQL statements.Executing an SQL statement from start to finish requires 4 steps:

--Backup control file Rman target /rman> startuprman> configure controlfile autobackup  on; --Start automatic backup rman> show controlfile autobackup;  --show whether the control files are automatically backed up rman>

1. View All Users: SELECT * from Dba_users; SELECT * from All_users; SELECT * from user_users;2. To view user or role system permissions (System permissions that are directly assigned to a user or role): SELECT * from Dba_sys_privs; SELECT * from

SOURCE program AcquisitionDownload Oracle 10g from Oracle's official website: 10203_vista_w2k8_x86_production_db.zip;==> Server (required) 10203_vista_w2k8_x86_production_client.zip;==> client (useless, can not download);

Start a new instance name NewData1, Prepare PfileCP ..../dbs/init.ora./dbs/initnewdata.oraVim Initnewdata.oraChange the position of Controlfilecontrol_files= '/u01/app/oracle/oradata/newdata/control.ctl '2. Create SPFileSqlplus/as SYSDBAStartup

The fast refresh mechanism for Oracle materialized views is done through materialized view logs. How Oracle can support a fast refresh of multiple materialized views through a materialized view log, this article simply describes how the refresh

How to start OracleOne of the services in Windows system Services is called: "Oracleservice[sid]" SID is your instance name when you install Oracle XE, and if you do not change the default is "XE",Oracleservicexe and Oraclexetnslistener

With Oracle installed on this machine, when using Sqlplus and Plsqldev connections, Tnsname.ora in the host write is localhost, at this time to connect Oracle no problem, but the external machine connected to the machine, and Tnsname.ora in the host

Pre-Export command:[root@powerlong4 ~]# su - oracle[oracle@powerlong4 ~]$ ORACLE_SID=pt1;[oracle@powerlong4 ~]$ expdp \‘sys/systestpd as sysdba\‘ DIRECTORY=dir_dump_t3 FULL=YES DUMPFILE=expdpfull_pd_20150529_02.dmp......1, start importingSet up the

The Windows operating system (whether 32bit or 64bit) is not supported by the Db_32k_cache_size parameter for Oracle DB.As follows:F:\oracle\product\10.2.0\db_1\bin>sqlplus/as sysdbasql*plus:release 10.2.0.4.0-production on Tue 19 09:03:23 2

Want to import a oracle11g database to their local computer, direct exp export to get their own computer on the prompt error,So I find a way on the internetHere's how:One, on the 11g server, use the EXPDP command to back up data11g Export statement:

How to connect to and operate Oracle databases using JDBC Learn before. NET, ODBC was used to connect to the database, while JDBC is usually used in Java to connect to the database. Here we take the oracle database as an example to briefly summarize

Data dictionary table for Oracle users, roles, and permissions (System and object permissions), and oracle dictionary 1. Three dictionary tables 1.1 users Select * from dba_users; Select * from all_users; Select * from user_users; 1.2 roles Select *

Oracle Database Import and Export, oracle Import and Export 1. Export Oracle Data A. Use the command line to export data Exp username/password @ database file = fullpath (for example, D: \ data. dmp) full = y B. Use the tool (PLSQL Developer) to