Oracle

Some time ago, I encountered a lot of problems when I installed oralce10g using the Windows 7 operating system. I found a variety of information on the Internet, and some said that the configuration files of the installation files were changed, and

1. Check the number of tables in the specified user table in the SQL statement of Oracle (provided by Koko) Bytes ------------------------------------------------------------------------------------------------------------ Syntax: Select * From

  Package is an object in PLSQL. Like a stored procedure, an object is stored in a stored procedure. In addition to syntax There is nothing to say. Similar to Java, package is the relationship between interfaces and implementation classes.

The wait event view provided by Oracle allows us to obtain detailed information about the specified session and instance-level wait events. These views are V $ session_wait, V $ session_event, and V $ system_event. However, these views are powerless

Oracle Xe 10 Gb manual database creation for Windows XP Previous/Next Article 00:56:30/personal classification: Oracle Database notesView (376 )/ Comment (2 )/ Rating ( 1/0) WindowsUse the OMF method to manually createDatabase   1. Create a database

Oracle exp/imp Import/export is the oldest two surviving Oracle command line tools. In fact, I never think exp/imp is a good backup method, the correct statement is that exp/IMP can only be a good dump tool, especially in small database dump,

The Oracle system must follow a certain operation sequence when processing the monthly business.These businesses involve the corresponding modules, including: payable module, procurement module, inventory module, receivables module, salary module,

Personal ranking: View plaincopy to clipboardprint?Select a. onesumweight, A. wdonesumweight, A. zdonesumweight, A. operatorid, A. Operator, A. COMPID, A. comp,Row_number () over (partition by A. COMPID, A. Comp order by A. onesumweight DESC) as

For a long time, I have been using ms SQL Server/Access database, through. Net Access Ms home things almost never encountered any trouble. Recently, I used oracle as a database in my project. I learned some things about. Net accessing Oracle and

PS-l view system processesPid id of each process.Ppid: the parent process ID of each process.UID: The UID of each process owner.User: the username of each process owner.The priority of each process in PRI.The priority of the process.Size: the code

Author: eygleSource: http://www.eygle.com/blogDate: June 26,200 5Link: http://www.eygle.com/archives/2005/06/oracleeaoieiear.html «Use of new features of Oracle9i flashback query to recover and accidentally delete data | blog homepage | popular

In the evening, I heard a series of job-seeking questions from Jack Ma from Shang xuanxiang. He said his resume could not be written. This meeting will increase the probability of being selected, this is only an impression that many people are not

How to schedule a job in Oracle --   ... Currently, popular mainstream databases all have this function, most representative of which are Microsoft SQL Server 7.0, Oracle8i/9i, etc. However, to make the job work, we still need to configure it. All

Normal 0 7.8 磅 0 2 false false false MicrosoftInternetExplorer4 You are lucky to get this book. From this book, you can learn the database development experience, development skills, and

You can access a database on the. NET platform in the following ways: 1. oledb database access program, 2. ODBC Database Access Program, 3. proprietary database access programs. For example, when accessing SQL Server 2000, we generally like to use

Temporary tablespace is a temporary tablespace in Oracle. The temporary tablespace is mainly used to provide temporary computing space for database operations such as sorting, index management, and view access, after the computation is completed,

Introduction Oracle is the most widely used large-scale database management system. It improves the operating efficiency of the Oracle database system and is the prerequisite and guarantee for the efficient operation of the entire computer

EnvironmentWindows2000 + SP4, oracle9.201Oracle software is installed with an oracle account 1. sysdba PermissionsSysdba (sysoper and normal) is the identity for logging on to the database, which is different from role (dBA, resource), object

Development and Design of Oracle triggers   1. What is a trigger?A database trigger is a stored PL/SQL block, which is associated with a base table. When a specific database maintenance (insert, delete, update) is performed on the table, implicitly

Author: skate Time: 2010-09-10   Undo tablespace fault special recovery (2) This test shows that the recovery of instance recover (crash recovery in a single instance) requires the data in the failed undo,In general, instance recover uses online