Oracle Database performance degradation caused by redo log size

Today, we are doing an experiment with records/s inserted into the Oracle database. Both servers locally copy a million record table to another table with the same structure. One server took 12 s and the other one took nearly 2 minutes. Generate an

Oracle EBS payment conditions

Oracle EBS payment settings are flexible, and some settings are not clear yet. The specific parts are as follows: Cutoff day: from the end of the day, that is, beyond this day, will be in the next payment cycle Due DAYE: the number of days to be

Oracle trunc () function

The above is reprinted, and most of them are not verified. Select trunc (sysdate, 'dd') from dual. The result is: 12:00:00, which is different from the following!   Oracle trunc () function usage   1. trunc (for dates)The date value intercepted by

Oracle table analysis example

Drop table test; Select count (*) from test;-- Create a test tableCreate Table Test(ID number (9 ),Nick varchar2 (30)); -- Insert Test DataBeginFor I in 1 .. 100000 LoopInsert into test (ID) values (I );End loop;Commit;End; Select * from test; --

Kill session in Oracle

We know that in the Oracle database, a process can be terminated by kill session. The basic syntax structure is as follows: Alter system kill session'Sid, serial #';   The kill session will be marked as killed, and Oracle will clear the process

Auto-increment primary key in Oracle (trigger)

Auto-increment primary key in Oracle (trigger) -- Create Table Create Table t_users (Userid number not null,Username varchar2 (20)) -- Create SequenceCreate sequence t_user_seqMinvalue 1Max value 9999999999999999999999999999Start with

Check ORACLE data confidentiality and ERP confidentiality

1) create a package firstCreate or replace package apps. crackpwd authid CURRENT_USERAsFunction getpwd (orauser in varchar2, appuserpwd in varchar2)Return varchar2;End crackpwd;/Create or replace package body apps. crackpwdAsFunction getpwd (orauser

Oracle database connection string

Access Method Connection string Requirements ODBC Driver = {Microsoft ODBC for Oracle}; server = myserveraddress; uid = myusername; Pwd = mypassword; Oracle client 7.3 or later Oledb Provider = msdaora; datasource =

Oracle default port list and modification method

Original address: http://www.iana.org/assignments/port-numbers Service Port Product Change Method Oracle HTTP Server listen port/Oracle HTTP Server Port 80 Oracle Application Server Edit httpd. conf and restart

Oracle temporary table optimization query speed Abstract)

Oracle temporary table optimization query speed -- Aspx. CN technical data center operating system program design graphics image media animation office software database certification trainingWeb Development Network Principles network management

Materialized View in Oracle

Document directory Timing The Refresh Summary A materialized view is a database object that contains the results of a query. they are local copies of data located remotely, or are used to create summary tables based on aggregations of a

Oracle runinstaller installation does not display Oui processing instructions

  Operating System: oraclelinux 6.1 32-bit Database: oracle11.2.0.3   Because the patchset after the Oracle 11g can be directly used for installation, I also directly installed it into 11.2.0.3, which saves the trouble of upgrading, during which two

Summary of Oracle Golden Gate Series

  It took more than half a month to study Oracle Golden Gate. Let's talk about a process of learning Gg first. All references are official documents. The links to the official website are as

Description of the relationship between Oracle sessions, processes, and transactions Parameters

 1. Official Website description 1.1 Processes 11gr2 documentation:   Property Description Parameter type Integer Default Value 100 Modifiable No Range of Values 6 to operating system

Oracle RBA (redo byte address) Description

 I. RBA description I have prepared a description document for rdba and DBA. For details, refer: Oracle rdba and DBA description Http://blog.csdn.net/tianlesoftware/article/details/6529346   In the mos documentation, question about RBA (redo block

Oracle PL/SQL exception

Test code: Declare begin -- most normal way to handle exception. declare except_test0 exception; begin raise effect_test0; exception when effect_test0 then dbms_output.put_line ('test0 effect_test0: sqlcode = '| sqlcode || ', sqlerrm = '|

Oracle 11.2.0.2 patch description

  Today, I took a look at Oracle 11.2.0.2 patch, patch number: 10098816. The maximum patch size is 6 GB. In the cup.         Oracle software is growing. These patch files are still running. After the patch files are finished, you can perform the

Executing root. Sh errors with "failed to Upgrade Oracle cluster registry configuration"

Executing root. Sh errors with "failed to Upgrade Oracle cluster registry configuration" [ID 466673.1]   Modified07-jun-2010TypeProblemStatusPublished   In this

Upgrade Oracle from 10.2.0.1 to 10.2.0.4 on Linux

10.1.0.x.0 to 10.2.0.4.01. Install 10.2.0.1.0 SoftwareThe software can be downloaded from the following link:Http://www.oracle.com/technology/software/products/database/index.htmlHttps://metalink2.oracle.com/metalink/plsql/showdoc? DB = Not & id = 16

Oracle tablespace created on a monthly basis

Create Table ad_play_log_tmp ( Ad_play_log_id number (10) Not null, Play_date date, Add_time date ) Partition by range (play_date) (Partition ad_play_log201101 Values less than (to_date ('2017-01-01 ', 'yyyy-mm-dd ')) Tablespace T1, Partition

Total Pages: 2147 1 .... 1030 1031 1032 1033 1034 .... 2147 Go to: GO

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.