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oracle| Tips Author: Liu Yingbo Collection and finishing Time: April 29, 2004 Reprint please indicate the source, thank you! 1. Find Useless index: DML performance is low, one of the most serious reasons is the existence of useless indexes. All

oracle| Recovery | data | database | Optimization The steps to minimize Oracle downtime are discussed here. All forms of downtime-planned or unplanned-always occur, and a DBA should have the right backup strategy so that it can recover more quickly

Oracle-CREATE TABLE (creating a partition Table) CREATE TABLE Bill_monthfee_zero ( SERV_ID number is not NULL, Billing_cycle_month Number (6) is not NULL, Date_type number (1), ACC_NBR VARCHAR2 (80) ) Partition by range

Oracle Chapter 5th: Managing Oracle Routines Returning to course list purpose This chapter focuses on the tasks involved in managing routines. In this chapter, you will learn how to use the Properties page in the Instance area of the Administration

oracle|server|sqlserver| function Mathematical functions1. Absolute valueS:select ABS ( -1) valueO:select ABS ( -1) value from dual 2. Rounding (Large)S:select Ceiling ( -1.001) valueO:select ceil ( -1.001) value from dual 3. Rounding

Oracle Oracle's physical visual management Author: ccbzzp 1. The concept of physical visualization The materialized view management is used for the total, the prediction, recovery or distribution of the image, in a large number of library use it

oracle|unix| Server Digital installation of Oracle 8.0.5 server under Unix Version 4.0 Shi 騑 (China Soft Network Technology Co., Ltd., Beijing, 100081) First, the system needs Before installing the Oracle 8 server, first check to see if the system

oracle| Object | data | database Topic: This article describes how to automatically obtain objects such as the most commonly used processes and packages in a shared pool when the database is started. Text: The following examples to demonstrate the

Oracle Oracle Common Fool question 1000 question (vi) Author: ccbzzp There are a lot of things that can come up to you when you're using Oracle, especially for beginners, today I simply end it, and I want to give it to everyone and hope it helps!

Oracle Oracle Common Fool question 1000 question (11) Author: ccbzzp 9I managed data Dictionary user view. 645. User_all_tables Contains a description of the tables available to the user. 646. user_arguments Lists the parameters in the object

At the beginning of the new year, search industry is constantly waves, Baidu emphasis on the wolf, into mobile platforms, 360 acquisition log treasure, in the consolidation of security products at the same time, improve the search system,

Turned over the log, I write "White society's four scar" this time, is at the end of May, the distance is now more than half a year. Half a year has been playing white society, a daily stay of about 20 minutes, for the content of the user does not

Virtual domain name is actually a kind of virtual host. The advent of virtual hosts is to save hardware investment. If the ISP uses a separate machine for each user who has applied for a domain name, it is obvious that the cost will be High, and is

V. Running Apache under Windows NT If you are running a Windows NT system, you may want to run Apache as a system service process. Click the "Start" button and choose "Program", "Apache Web Server", "Insfall Apache as Service". In this way, you can

Mysql ********************************************************** The first part is to build multiple MySQL services on a server. ********************************************************** One, Introduction In MySQL, there is a mysqld_multi command,

Oracle Introduction to the new features of Oracle 10G I release (next) by Fenng 2003-07-10 NOTE: Recently Oracle has officially announced that this version of Oracle named 10G, where G is the meaning of the grid. hereby correct. The

oracle| Create | data | database Description: The data Guard characteristics of the Oracle9i database ensure the complete protection of the information, which is one of the key features of Oracle 9i. The data Guard can create a physical standby

Oracle Oracle's bad block is ORA-01578 wrong, and may also be accompanied by ORA-01110 errors, which can be tricky for beginners or for those with no practical experience. I had been deeply hurt, write this article is to hope to help everyone. A

Oracle|window Oracle installed on disk D: 1. Re-establish the Pl/sql package Dbms_logmnr_d Open D:\oracle\ora81\rdbms\admin\dbmslmd.sql Find "TYPE Col_desc_array is Varray (513) of col_description;" To "TYPE Col_desc_array is Varray (1023) of

Oracle In this article you will learn the following: Can describe the system structure of the Oracle8i server and its main components. ORACLE8I system structure as shown in the following figure, I believe that we are very familiar with this map: