Oracle

There is a database file 1 block 128 bad blocks causing the database to fail to start the error follows The database version is 11.2.0.1, and according to our experience the block is the segment header of system rollback, following for my query

Data Schema Primary: The code is as follows Copy Code hostname    databasename    unique_dbname   INSTANCE_NAME RAC1                  orclpd                            orclpd                              ORCLPD1 rac2  

The following is a brief description of the functions of the Kglic function: The code is as follows Copy Code 1. Kglic means Kernel Generic Library cache iterate Chain (AFAIK), it's the function which is executed when

In exchange for a number of systems and finally the use of CentOS installation Oralce successful, I also refer to the web of a lot of information and Oracle's official documents 1, download Oracle, I choose here is the 11GR2 version, download down

Fatal NI Connect error 12170. VERSION Information:TNS for 64-bit windows:version 11.2.0.1.0-productionOracle bequeath NT Protocol Adapter for 64-bit windows:version 11.2.0.1.0-productionWindows NT TCP/IP NT Protocol Adapter for 64-bit

Method One, install Oracle client Download Instant-client Installer to website Http://www.oracle.com/technetwork/database/features/instant-client/index-097480.htmlTake Redhat 32bit For example, where you choose to download instant Client for Linux

To_date format (in time: 2007-11-02 13:45:25 for example) 1. Date and character conversion function usage (TO_DATE,TO_CHAR) Copy Code code as follows: Select To_char (sysdate, ' Yyyy-mm-dd hh24:mi:ss ') as nowtime from dual;

LOB types are divided into BLOBs and CLOB two: BLOBs-binary large pair images (Binary Large Object), which are used to store text-throttling data (such as programs, images, audio, video, and so on). CLOB, a character-type large pair (Character Large

An inefficient SQL statement is enough to ruin the entire application.Statement is the parent interface of PreparedStatement and does not pre-compile, reducing the overhead of precompiling. A single run of PreparedStatement is slower than

From: http://www.3lian.com/edu/2013/08-03/86558.htmlAfter successfully installing the Oracle 11g database, you will find that your computer is running slower, that your computer is running faster with a lower-profile PC or even a very card-enabled

begin--create_schedule dbms_scheduler.create_schedule (schedule_name='S_change_send_dates_statue', start_date=sysdate, Repeat_interval='freq=minutely; Interval=1', Comments='Customs side received enterprise data Change status schedule'); End

The Oracle Mount table imports the data in a sqlloader way.Oracle's Sql*loader can load external data into database tables. Here are the basic features of Sql*loader:1) data that can be loaded into different data type files and multiple data files2)

In recent projects, the application server migrated to another server, the operating system was upgraded to WIN10, the application publishing site and the WebService site in IIS were configured.The client program called WebService

Methods for importing SQL files into PowerDesigner (convert Oracle SQL files to MySQL)The method of importing the database structure of the Xxxxxx.sql file into PowerDesigner is as follows: First step: The table structure of all tables of the

The business data in the group was previously based on the ETL process in the region acquisition-group cleaning-distribution area, and since the group established the software company, the business data required by the subsidiaries must be applied

Nothing to do, today under the virtual machine installed a single instance of ORACLE11G, hereby record sharing!Software used: Virtualbox-4.0.8-71778-win.exe Oracle Linux 6.3 (V33411-01.ISO) oracle11g (p10404530_112030_linux-x86-64_ 1of7.zip, P1040453

Oracle Transparent Gateway Connect to SQL ServerEstablish a heterogeneous database connection relationship using a transparent gateway provided by Oracle. Implement data transfer.Support Distribution Transaction, the performance is very good, use

Oracle Video Tutorial Goals      Oracle Video tutorial, wind Brother this set of Oracle Tutorial Training learning Oracle Database about Flashback concept, Flashback parameter setting and archive mode, Flashback recovery case-flashback

Date/Time Related queries1 Get the first day of the current month run this command to quickly return to the first day of the current month. You can replace "sysdate" with any date value to specify the date of the query.Select TRUNC (sysdate, ' month

Use the Oracle recycle bin and the oracle Recycle Bin  -- Date: January 1, January 27, 2016-- Author: zhenxing yu Query the recycle bin SELECT * from recyclebin; SELECT * FROM USER_RECYCLEBIN; -- USER_RECYCLEBING and RECYCLEBIN are synonyms, with