Goal
Learn how Oracle Memory management works
Master the way of ASMM management
Master the way of AMM management
Monitor Memory usage
When learning a point of knowledge, it is better to understand its history first.
Select Msi.segment1 assembly Parts Code,Msi.description Assembly Parts Description,Msi.item_type type,Msi.planner_code Planner,Msi1.segment1 Part code,Msi1.description Part description,Msi1.primary_unit_of_measure units--, NVL (BOM.
SELECT DISTINCTMsr.sourcing_rule_name name,Msi.description description,Msi.item_type type,Msi.inventory_item_status_code State,Msr.planning_active plan comes into effect,Msro.effective_date Effective Date,Msro.disable_date Invalid
Install the Sqlplus help command line script in the ORACLE database under $oracle_home/sqlplus/admin/help.As shown below:[Email protected] admin]$ CD $ORACLE _home/sqlplus/admin[Email protected] admin]$ ls-ltrTotal 20-rw-r--r--1 Oracle Oinstall 2118
Commit is committing a transaction, so what exactly does commit do?In fact, the commit does not do much, it starts the LGWR process, writes the redo record to the online log, and marks the database header for the modified data as committed. After
Recently in the database experiment with VMware Virtual machine Oracle, we all know that on Windows, I can go to add the removal program to automatically delete all installed applications, but on Linux does not have this service can be automatically
TOM 's "Oracle Programming Art 9i,10g,11g" Pmon Pmon , process monitoring. Pmon has 3 main uses: 1 to do cleanup after a non-normal interruption of the process. For example: dedicated server failed or was killed for some reason, this is
An analysis of relevance designParadigmIdeally, any table in the database will correspond to a real-life object, such as a player is an object, the team is an object, the schedule is an object, the result of the game is an object, and so on, is the
Always use SQL Develope connection database, as long as the write on IP, user name, password, sid and so on can connect, and later found that using PL/SQL connection to the remote Oracle database How to connect ah?Here's how to modify the Oracle
Vip/public/private IP Differences in RAC environmentsEach node to 2 network card, 3 IP, virtual IP or called the business IP, a single network card when it can "drift" to the other network card is to continue to provide servicesIn the Oracle RAC
Use the background:The company has a stored procedure, insert is always unsuccessful, then debug, see the INSERT statement has a function for date processing,To_char (To_date (v_slot_date, ' yyyy-mm-dd '), ' yyyy-mm ')Check out into the exception
I believe that the 99 SQL statements are handled, and the basic Oracle test is just like playing (the most comprehensive and most typical entry-level Oracle query statements in history)
1. select * from emp;2. select empno, ename, job from emp;3.
Whether operations on blob fields generate a large number of redo operations,The answer is no.To test the database version 11.2.0.1.0:
-- Create a table for testing
Create table test_blob(Id number,Tupian blob);
import java.io.FileInputStream;import
A control file is a small binary file and an indispensable part of the Oracle database. It is used to record the database status and physical structure. Each database must have at least one control file, but it is strongly recommended that more than
1. Although each database supports SQL statements, each database also has operation functions supported by each database. These are single-row functions. If you want to develop a database, in addition to SQL statements, you must learn more functions.
Today, I met a software requirement to install the oracle client. So if I want to install a simplified version. Although the final Lite version is successfully installed, the software still cannot be used. It is estimated that the lite version does
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