Tags: Oracle Database 11g Release 2 (11.2.0.1.0) for Microsoft Windows (64-bit) http://download.oracle.com/otn/nt/ Oracle11g/112010/win64_11gr2_database_1of2.ziphttp://download.oracle.com/otn/nt/oracle11g/112010/win64_ 11gr2_database_2of2.ziphttp://download.oracle.com/otn/nt/oracle11g/112010/win64_11gr2_client.zip Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_grid.zipOracle Database 11g Re
An overviewTwo-SQL planning baseline Plan Baseline architectureThree-load SQL plan baselinesFour Evolutionary SQL plan baselinesFive important baseline SQL plan propertiesSix-SQL Plan selectionSeven possible SQL plan manageability ScenariosEight SQL performance analyzers and SQL plan baseline scenariosNine automatically load SQL plan baseline scenariosTen clear SQL Management library policiesA OverviewThere may be a performance risk when a SQL statement's SQL execution plan changes.There are man
information, this feature can package information related to an event. And you can also send packaged information to the Oracle support team.
6, based on the characteristics of the patch (Feature Based patching)
This feature makes it easy to distinguish between the features in a patch package that you are using and that you have to play. Enterprise Manager (EM) enables you to subscribe to a feature-based patch service, so Enterprise Manager can automatically scan those features you are using
Problem description: the customer reports that the client cannot connect when it cannot log on to the application.Environment: AIX 5.3 + Oracle 11gR2Solution: remote Telnet to the Database Host, sqlplus/as sysdba after the connection operation is normal, indicating that the database server should be normal, and then in the client to connect to the database with sqlplus prompt Password Expiration error: ORA-28001: the password has expired. It turns out that the password has expired.Analysis: in O
After successfully installing the Oracle 11g Database, you will find that your computer runs slowly, and your computer with low configuration may even experience very bad conditions, by disabling non-essential Oracle services, you can speed up your computer. So what should we do?
After Oracle 11g R2 is successfully installed in Windows 64-bit environment, seven services are available: Oracle orcl vss Writer
Oracle 11g Alert Log location Oracle 11g Alert Log location 1. Obtain ADR-related information by querying the v $ diag_info View
ADR(Automatic Diagnostic Repository)--> A a file-based hierarchical data store for managing diagnostic information, including network tracing and logging.
Code:
sys@ora11g>select * from v$diag_info;INST_ID NAME VALUE------- ---------------------- ----------------------------------
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This article provides a general introduction to the automatic database maintenance task management in Oracle 11g. The article is concise for two reasons:
1. Most people have not touched these settings. Even so, if you are processing maintenance tasks at night and opening a maintenance window at night is not a good idea, you may want to change it all.
2. Basic management tasks are self-controlled. However, in addition to th
Deferred_segment_creation of the 11g Parameter
Deferred_segment_creation
Boolean
The default value is true.
This parameter is not found in 10gR2, and is available in 11g.
It can also be seen from the literal meaning that when this parameter is set to true, when a table is created, no segment is assigned to it, that is, no space is allocated, segment is allocated only when the first data entry is inserted in
Strange query Problem and Solution for oracle 11g fields WITH resultTable AS (www.2cto.com SELECT B. stand_1__pri_id, B. PRODFAM_ID, B. PRODFAM_CODE, B. PRODUCT_LINE_ID, B. PRICE_LOOUP_TYPE, B. PRICE_LOOUP_CODE, B. stand_const, B. SALES_CHANNEL_TYPE, B. SALES_CHANNEL_CODE, B. PRICE, B. MATER_COST_PRICE, B. PRODU_COST_PRICE, B. UNITS, B. CURRENCY, B. CREATE_BY, B. ENABLE_FLAG, B. REGISTER_ID, TO_CHAR (B. CREATE_DATE, 'yyyy-MM-DD ') AS CREATE _ DATE, B.
The database of the Oracle 11g virtual column Acme contains a table named SALES, as shown in the preceding figure. The table structure is as follows: SALES_IDNUMBERCUST_IDNUMBERSALES_AMTNUMBER some users want to add a column named SALE_CATEGORY to identify the sales type based on the sales volume and the current customer: LOW, MEDIUM, HIGH, and ULTRA. This column will help them identify the corresponding action records and route the records to relevan
Oracle 11gThe clientLinuxThe configuration process is a little bit difficult, but as long as we configure step by step, there is nothing. This article describes how to configure the Oracle 11g client on Linux.
First download several compressed packages from OTN, for: http://www.oracle.com/technology/software/tech/oci/instantclient/index.html, And then according to your platform, choose a different download, I am installed under rhel5, so I chose linux
11g new feature _ visible and invisible Index
When you want to evaluate the impact of an index on your SQL query statement, when your database is 11 GB, you can quickly set the index to VISIBLE or INVISIBLE. In commendable cases, when the index is set to invisable, the index will be maintained as usual when the DML statement occurs. That is to say, the index in the invisable state is not invalid, the optimizer does not select the index path.
The follo
Oracle 11g Release 1 (11.1) tablespace -- simple management permanent tablespace this article content create tablespace view tablespace modify tablespace availability/read/write Delete tablespace www.2cto.com suppose database is Oracle 11g, log on to SQL * PLUS with the SYS user. This article demonstrates creating a (permanent) tablespace. After that, you can view the tablespace information, modify the tabl
Install oracle 11g and oracle11g in linux
Oracle 11g Installation
I. Environment preparation
/15000 M
/Tmp 4096 M
/Boot 100 M
Swap 4096 M
/U01 remaining space
2. Change the Host Name and IP address
3. install the software package
The environment for the linux system to be prepared for oralce will end here. The following will start to install oracle after the system is installed.
4
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This article gives a brief overview of Data Pump enhancements in Oracle Database 11g R1, including the following:
◆ COMPRESSION)
◆ Encryption parameters
A. ENCRYPTION and ENCRYPTION passwords ENCRYPTION and ENCRYPTION_PASSWORD)
B. Encryption Algorithm ENCRYPTION_ALGORITHM)
C. encryption mode ENCRYPTION_MODE)
◆ Transmit TRANSPORTABLE)
◆ Partition option PARTITION_OPTIONS)
◆ Reuse the dump file REUSE_DUMPFILES)
◆ Re ing REMAP_TA
ORACLE 11g R2 database installation hardware environment requirements, 11gr2
Physical memory requirements: Minimum 1 GB, minimum 2 GB for windows7, windows8, and windows8.1.
Virtual Memory (or paging space) capacity requirements:
Available RAM
Swap Space Required
Between 2 GB and 16 GB
Equal to the size of RAM
More than 16 GB
16 GB
Database Software hard disk space requirements:
Installation Type
, there will be a problem.
SQL> select * from v $ version;
BANNER CON_ID------------------------------------------------------------------------------------------Oracle Database 12c Enterprise Edition Release 12.1.0.1.0-64bit Production 0PL/SQL Release 12.1.0.1.0-Production 0CORE 12.1.0.1.0Production 0TNS for Linux: Version 12.1.0.1.0-Production 0NLSRTL Version 12.1.0.1.0-Production 0SQL> drop table test purge;-- Transaction-based temporary tableSQL> create global temporary table test(ID number)
System.Data.OracleClient namespace is the. NET Framework Data Provider for Oracle.this types in System.Data.OracleClient is deprecated and would be removed in a future version of the. NET Framework . For more information, see Oracle and ADO. NET. The most important thing I've seen is that System.Data.OracleClient is deprecated and will not be visible in the future. NET Framework. So it's best to use odp.net. First to download odp.net, this to the Oracle server-side version of the corresponding
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