To configure the Oracle Management Server, follow these steps:
1. Use Enterprise Manager Configuration assistant to create an archive database
You can choose to create a database instance or create a database (create a tablespace) in an existing
Local Network Service name Configuration:
In the oracle \ oracle90 \ Network \ admin \ installation directory of the client, there is a named file named tnsnames. ora, where the local configuration is stored. when the client is appliedProgramWhen a
After a LAN, telephone line, or broadband connection is used to establish a connection between the client and the database server, or a distributed connection is established between multiple database servers, if the network fails, the normal
When your application accesses the Oracle server over the networkProgramAssign user processes, and the server assigns them server processes, and all SQL operations applied by the customer are finally executed by the server process.
Oracle Server =
Why is it so difficult to find a good Oracle DBA?
This is not only the pain of many CIOs, but also the problem that many IT directors cannot solve. But where do so many people who have obtained OCP certification from Oracle training courses go?
Three default users syschange_on_install [as sysdba] systemmanager scotttiger create user create user t0nsha identified by t0nsha; system permission grant create session to t0nsha; grant create table to t0nsha; grant unlimited tablespace
Oracle9i introduces the merge command. You can execute the inserts and updates operations on a table in an SQL statement at the same time. the merge command selects rows from one or more data sources to update or inserting to one or more tables.
In
Update Oracle to 9.2.0.8. Check the invalid objects and find several invalid objects starting with odcxx. Check Oracle, saying that these objects are invalid due to unknown reasons in Versions later than 9.2.0.8. These objects have been deleted in
RAC was accidentally interrupted during installation, and the clusterware software was re-installed. There was no problem during the installation process. An exception occurred when the root. Sh script was last executed. The script ran through and
According to Oracle's sales policy, taking oracle11g as an example, the quotation for the 11g in 800 is: USD per CPU; USD per user.
If you purchase a server with 2 CPUs at $ 22% for deployment, the price is the purchase price. Then, you need to
Bug 4401119 AIX: crash possible on AIX (ORA-206)
This bug is marked as an important issue.
Affects:
Product (Component)
Oracle Server (RDBMS)
Range of versions believed to be affected
Versions
Versions confirmed as
1. First, use the top command to view the spid numbers with more resources
2. query the current time-consuming session ID, user name, sqlid, and so on:Select Sid, serial #, machine, username, program, SQL _hash_value, SQL _id,To_char (logon_time,
After 9i, Oracle can use the dbms_metadata.get_ddl package to obtain the DDL script of the database object. As follows (executed in sqlplus ):
1. Obtain the syntax for creating a single table, view, and indexSet pagesize 0Sets long 90000Set
Address: http://soft.ccw.com.cn/programing/database/htm2008/20080701_456158.shtml
In Oracle databases, tables are the most basic content. It can be said that the design of tables is directly related to the database performance. Therefore, when
--. SQL script-- The only note is that F: \ dropobj. SQL is the operated. SQL;-- Your computer does not have a drive F. Replace it with drive D or E.-- Used to delete all objects of the current user-- Use for drop all objects in current user;Set
This content is searched from Baidu and modified:
Uninstall Oracle
1. The process is as follows:
You can use the Oracle installer to delete the required products from the Windows NT box, but this may be a bit difficult.If you do not want to
-- View
-- A view is a logical table. It is used to view tables and define multiple connections between rows and columns from one or more tables. You can view the data in the table through the view.
-- Create a view
Create view mytest. v_info
Quick recovery area ). The quick recovery area is a new feature of Oracle Database 10 Gb. It is a storage area used to store database-Related File backups, and the recovery component of the quick recovery area can ensure that the database is
Codedeclare PAG number; Len number; C varchar2 (10); charpp number: = 8132/2; begin for R in (select rowid RID, log_id, dbms_lob.getlength (content) Len from temp_data_collect_log) loop if R. len is not null then for page in 0 .. r. len/charpp loop
Select a. Sid, A. blocking_session, A. last_call_et, A. event,Object_name,Dbms_rowid.rowid_create (1, data_object_id, rfile #, row_wait_block #, row_wait_row #) "rowid ",C. SQL _text, C. SQL _fulltextFrom v $ session A, V $ sqlarea C, dba_objects, V
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