oracle database enterprise manager

The following articles mainly introduce the differences between different versions of Oracle databases: Oracle Database Standard Edition One, which is the most basic commercial version, it includes the basic functions of the Oracle database.

Area By parameter: Pga_aggregate_target decision 3. Several types of processes: User processes, server processes, background processes, other optional processes User process When the user connects to the database and requests an Oracle server connection, a connection must first be established and not directly connected to the Oracle server Server process When co

undotbs1 DATAFILE '/u01/app/oracle/oradata/test1/undotbs01.dbf' SIZE 200 M REUSE AUTOEXTEND ON MAXSIZE UNLIMITED 5. Create a data dictionary Data Dictionary script: [Oracle @ rh6 ~] $ Cat cr_dict. SQL @? /Rdbms/admin/catalog. SQL @? /Rdbms/admin/catproc. SQL Conn system/oracle @? /Sqlplus/admin/pupbld. SQL At 11:00:12 SYS @ test1> @/home/

1. Oracle Overview-Oracle Database, referred to as Oracle. Oracle (Oracle) is an object-relational database management system (ORDBMS) in the United States. Currently occupies a major s

With the innovation of storage technology, solid-state hard disk (SSD) plays an increasingly important role in enterprise application. The advantages of SSD performance are obvious compared with traditional hard disk, whether it is read-write or random access speed. But traditional hard drives are mature products that have existed for decades as mainstream storage media and have been supported by a series of proven technologies behind them. So we have

Assistant) graphical mode DBCA is a simple, flexible, and powerful GUI environment. After installing the Oracle database software, you can use DBCA to create and configure databases. DBCA can follow the steps to know that the user has created a new database, changed the configuration of an existing database, or delete

. SQL Conn system/oracle @ $ ORACLE_HOME/sqlplus/admin/pupbld. SQL At 11:20:12 SYS @ test1> @/home/oracle/cr_dict. SQL 6. Create a Users tablespace and set it as the default tablespace. The default system tablespace is system. If system is used as the default tablespace, the management and performance of the database will be affected. 12:09:56 SQL> create table

Original: SQL Server Enterprise Platform Management Practice book Notes--sql Server database file allocation method1, file allocation methods and file space Check methodThe most common commands for checking data files and table sizes are: sp_spaceusedThis command has three defects: 1, the use of each data file and log file is not visible. 2, this stored procedure relies on the SQL Server stored in some syst

process of setting up partners (partner, usually with primary and mirror databases), their recovery status begins to work. By using the same name, mirroring is established on a remote/mirror server (the simplest way to use the Metabase Mirroring Security Wizard), and the mirrored database is set to NORECOVERY, which is typically a recovery (recovering) state. In MSSQL, the recovery database is not availabl

Oracle Oracle DAB two day crash course The purpose of this course is to supplement the DBA's two-day quick (2 days dba) manual. In this course, you will learn more about the tasks outlined in the DBA's two-day quick (2 days dba) manual, and include step-by-step instructions. To view the information for this course, click the following Chapter title: Course List 1 What are the elements of the Management

Enterprise-Class NoSQL database application and actual combat-redisProject scenario:With the development of Internet 2.0, more and more companies pay more attention to user experience and interaction, these companies will appear on the platform of more and more user-friendly operation and selection of new features, such as coupon issuance, red envelopes, shopping carts, hot news, shopping rankings, etc., th

Configuration Assistant) DBCA is a simple, flexible and powerful GUI environment. After you install Oracle database software, you can use DBCA to create and configure the database. DBCA can follow the steps to know that a user completes creating a new database, changing the configuration of an existing

---------------------------------------------------------------1 20 TEMP 20/u01/app/oracle/oradata/orcl/temp01.dbf SQL> create tablespace users datafile '/u01/app/oracle/oradata/orcl/users01.dbf' size 500 M2 autoextend on maxsize 5G;Tablespace created SQL> alter database default tablespace users;Database altered 6. Con

1. OverviewThe Oracle EM11g database needs to be migrated. The main steps are as follows: 1. Disable OMS 2. Back up the current database and restore it to the new server. 3. Update OracleEM OMS database connection Configuration 4. Start OMS This operation method is also valid in Or