Discover what is oracle discoverer, include the articles, news, trends, analysis and practical advice about what is oracle discoverer on alibabacloud.com
Check Metalink and stick it to the topI have studied it myself, but since discoverer and OLAP viewer have not developed a unified solution, I will handle it separately.
Oraclebi discoverer
Workbook ID
Method for searching the ID of a workbook1. Start a web browser.
2. Run discoverer plus and open a worksheet in the workbook.
3. Choose file | manage workbooks | p
, 2002, Oracle Corporation. All rights reserved.sql> Conn user/[email protected] as sysdba//user and password are your needs bark username and password, such as sys/ 123456 error:ora-12500:tns: Listener cannot start private server processSql>exit;Cause: The local database corresponding service is not open, in the service to the Oracleu corresponding service opened(4) connect to the databasee:\>sqlplus/n
What is a relational database? Oracle database architecture, Oracle cluster introduction, and oracle Architecture
What is a relational database?
Databases based on Relational Models.
; sqlplus \ nolog
SQL * Plus: Release 9.2.0.1.0-production on Tuesday June 28 11:05:27 2005
Copyright (c) 1982,200 2, Oracle Corporation. All rights reserved.
SQL>ConnUser/password @ orclAs sysdba // user and password are your facial usernames and passwords, such as sys/123456
Error:ORA-12500: TNS: Listeners cannot start dedicated server processes
SQL> exit;
Cause: the service corresponding to the local database i
What is the Oracle database shutdown and startup command ?, Oracle commandsPreface
Log on to sqlplus with sysdba and run the following command.
On windows, the background processes that constitute instances in oracle are implemented by threads derived from the
/Tmp/. oracle,/var/tmp/. oracle What should I do if it is deleted?
The official documents are described as follows:
3 Installing Oracle Grid Infrastructure and Oracle Real Application Clusters
Caution:
After installation
What is the Oracle character set? How to view the database character set? Explains how to modify the character set of oracle.1. What is the Oracle character set?
The
Unfortunately, Oracle encounters undo corruption while running. Of course, the best way is to completely recover it. But what if undo is damaged without backup? The following describes how to solve this problem. If you need a friend's reference, if undo damage is unfortunate
In oracle, what is a sequence ?, Oracle sequence?
Sequence: a database object provided by oacle to generate a series of unique numbers.
L automatically provides unique values
L shared object
L mainly used to provide the primary key value
L loading sequence values into memory improves access efficiency
Creation sequenc
Why is Oracle expdp faster than exp? What is the principle?
First read the official oracle 10g documentation:
Database Utilities
Data Performance Improvements for Data Pump Export and ImportThe improved performance of the Data Pump Export and Import utilities
Unfortunately, Oracle encounters undo corruption while running. Of course, the best way is to completely recover it. But what if undo is damaged without backup? The following describes how to solve this problem. For more information, see
If undo damage is unfortunately encou
When operating the Oracle view through DML, a very important condition is that the base table to be operated must be a key-preserved table.So what is the key-preserved table? Oracle defines it:A table is key preserved if every key
What is the difference between Oracle 10g versions!
Oracle 10g Standard Edition Enterprise Edition
Oracle10g is divided into four versions:1. Oracle Database Standard Edition one, the most basic commercial version, including bas
Welcome to the Oracle community forum and interact with 2 million technical staff. What is Oracle's policy for Linux? Oracle fully supports the Linux operating system. In fact, Oracle is the first commercial database for Linux. By
In the actual work we often encounter some Oracle database performance is low, of course, the reasons for the low performance of Oracle database is various, we can through some correct design and diagnosis to try to avoid some Oracle database performance
oracle| strategy
What is Oracle's strategy for Linux?
Oracle fully supports the Linux operating system. In fact, Oracle is the first commercial database available for Linux. By using Oracle's industry-leading offerings to support
path API. This format was very similar to the format stored in Oracle database datafiles inside of tablespaces. Therefore, no client-side conversion to inserts statement bind variables is performed.--Exported data file is block format, not exp SQL statementThe supported data access methods, direct path and external tables, i
If you want to give you a minute to become the president of Oracle, you don't need to wear Larry Ellison's expensive suit on his yacht, but let you decide the fate of MySQL, what do you do? I just spent 7.4 billion yuan to acquire Sun Microsystems, and the European Commission for anti-monopoly investigations suddenly moved out of this everyone's favorite open-source database to find you. How do you choose?
As an Oracle DBA, you must know what Metalink is.Metalink is the official technical support site for Oracle, its url: http://metalink.oracle.com.
Oracle uses this website to support customers around the world. According to statistics from
Turn: What is the difference between MySQL and Oracle?
1. Oracle is a large database, while Mysql is a small and medium-sized database. The market share of Oracle
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