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1.   °²×°Ç°µÄϵͳÅäÖÃ
1.1. ÅäÖÃϵͳsystemÎļþ
ʹÓÃrootÓû§µÇ½Ö÷»ú£¬ÐÞ¸Ä/etc/systemÎļþ£¬Ìí¼ÓÈçÏÂ×ֶΣº
 
set noexec_user_stack=1
set semsys:seminfo_semmni = 100
set semsys:seminfo_semmns = 1024
set semsys:seminfo_semmsl = 256
set semsys:seminfo_semvmx = 32767
set shmsys:shminfo_shmmax = 4294967295
set shmsys:shminfo_shmmin = 1
set shmsys:shminfo_shmmni = 100
set shmsys:shminfo_shmseg = 10
 
±£´æÍ˳öºóÖØÆôÖ÷»ú¡£
È»ºó¼ì²éµ±Ç°µÄ²ÎÊý£º
#sysdef -I
Èç¹ûϵͳ²ÎÊýÈÔ¾ÉûÓиıäµÃ»°£¬Ê¹ÓÃÒÔÏÂÃüÁ
#modload /kernel/sys/shmsys¡£
//¸½×¢ËµÃ÷£º
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ORACLE°²×°Ê±È±Ê¡µÄÉèÖÃ: ½¨ÒéÐ޸ĵÄÉèÖÃ:
set shmsys:shminfo_shmmax=4294967295 £¨¸øoracle×î´óÄÚ´æÉèΪ2G£©
set shmsys:shminfo_shmmin=1
set shmsys:shminfo_shmmni=100
set shmsys:shminfo_shmseg=15
set semsys:seminfo_semmns=200
set semsys:seminfo_semmni=70
set ulimit=3000000  
set semsys:seminfo_semmni=315
set semsys:seminfo_semmsl=300
set semsys:seminfo_semmns=630
set semsys:seminfo_semopm=315
set semsys:seminfo_semvmx=32767
set shmsys:shminfo_shmmax=4294967295
set shmsys:shminfo_shmmni=315
set shmsys:shminfo_shmseg=10
set shmsys:shminfo_shmmin=1
ÆäÖÐÕâЩ²ÎÊýµÄº¬Òå
shmmax - ¹²ÏíÄÚ´æ¶ÎµÄ×î´ó×Ö½ÚÊý£¬½¨ÒéÉè´óµã£¬ÉõÖÁ¿ÉÒÔ´ó¹ýÎïÀíÄÚ´æµÄ×Ö½ÚÊý
shmmin - ¹²ÏíÄÚ´æ¶ÎµÄ×îС³ß´ç.
shmmni - ¹²ÏíÄÚ´æ¶ÎµÄ×î´óÊýÄ¿.
shmseg - ÿ¸ö½ø³Ì¿É·ÖÅäµÄ×î´ó¹²ÏíÄÚ´æ¶ÎÊýÄ¿.
shmall - ×î´óµÄ²¢·¢¹²ÏíÄÚ´æ¶ÎÊýÄ¿£¬±ÈSGA»¹Òª´ó.
semmns - ÐźŵƵÄ×î´óÊýÁ¿£¬¸úORACLEµÄPROCESSÊýÓйØ.
semmsl - ÿ¸öÐźŵƼ¯ºÏÖÐ×î¶àµÄÐźŵÆÊýÄ¿.
1.2. ´´½¨OracleϵͳÓû§ºÍdba×é
ʹÓÃrootÓû§µÇ½Ö÷»ú£¬Ê¹ÓÃÒÔÏÂÃüÁîÌí¼Ó£º
²¢°ÑoracleĿ¼¸½¸øOracleÓû§È¨ÏÞ
# mkdir –p /u01/oracle/product/10.2.0
#groupadd dba
#useradd  -g dba -d /u01/oracle -m oracle
#passwd oracle
 
#chown -R oracle:dba u01
1.3. ÅäÖÃOracleÓû§»·¾³±äÁ¿
oracle»·¾³±äÁ¿ÎļþλÓÚ/u01/oracle/.profileÊǸöÒþ²ØÎļþ£¨Èç¹ûûÓÐÔòÐÂÔö£© ¡£
# su - oracle
$ vi .profile
ORACLE_BASE=/u01/oracle
ORAC


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JAVA Á¬½ÓORACLEÊý¾Ý¿â´úÂë

import java.net.url;
import java.sql.*;
public class javaoracle {
public javaoracle() {
}
public static void main(string[] args){
try
{
try{
class.forname("oracle.jdbc.driver.oracledriver");
}
catch(java.lang.classnotfoundexception e)
{
system.err.print(e.getmessage());
} ......

Oracle 10g RAC On Linux Using NFS

http://inthirties.com:90/thread-918-3-1.html
This article describes the installation of
Oracle 10g release 2 (10.2.0.1) RAC on Linux (Oracle Enterprise Linux
4.5) using NFS to provide the shared storage.
Introduction
Download Software
Operating System Installation
Oracle Installation Prereq ......

OracleÊý¾Ýµ¼Èëµ¼³öÏê½â

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exp userid=system/manager owner=username1 file=expfile.dmp
imp userid=system/manager fromuser=username1 touser=username2 ignore=y file=expfile.dmp
ORACLEÊý¾Ý¿âÓÐÁ½À౸·Ý·½·¨¡£µÚÒ»ÀàΪÎïÀí±¸·Ý£¬¸Ã·½·¨ÊµÏÖÊý¾Ý¿âµÄÍêÕû»Ö¸´£¬µ«Êý¾Ý ......

´ÓORACLEÖÐÓÃÓï¾äµ¼³öÐòÁÐ

½ñÌì´ÓÊý¾Ý¿âÖе¼³ö¼¸ÕÅ±í£¬µ«·¢ÏÖÐèÒªµÄÐòÁж¼Ã»µ¼³öÀ´£¬ÓÚÊÇÍøÉÏÕÒÕÒ·½·¨£¬·¢ÏÖÁËÈçÏÂÓï¾ä
select
'create sequence USERNAME.'|| t.sequence_name || ' minvalue '||MIN_VALUE||' maxvalue '||MAX_VALUE||' start with '||LAST_NUMBER||' increment by '||INCREMENT_BY||' cache '||CACHE_SIZE||' ;'
from dba_sequen ......

oracleÖеķÖÎöº¯Êý

·ÖÎöº¯Êý£¬×îÔçÊÇ´ÓORACLE8.1.6¿ªÊ¼³öÏֵģ¬ËüµÄÉè¼ÆÄ¿µÄÊÇΪÁ˽â¾öÖîÈç“ÀۼƼÆË㔣¬“ÕÒ³ö·Ö×éÄڰٷֱȔ£¬“ǰ-NÌõ²éѯ”£¬“ÒÆ¶¯Æ½¾ùÊý¼ÆËã”"µÈÎÊÌâ¡£Æäʵ´ó²¿·ÖµÄÎÊÌâ¶¼¿ÉÒÔÓÃPL/SQL½â¾ö£¬µ«ÊÇËüµÄÐÔÄܲ¢²»ÄÜ´ïµ½ÄãËùÆÚÍûµÄЧ¹û¡£·ÖÎöº¯ÊýÊÇSQLÑÔÓïµÄÒ»ÖÖÀ©³ä£¬Ëü²¢²»Êǽö½ ......
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