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 ×îÐÂÎÄÕ : Oracle

Oracle Êý¾Ý¿âµÄ°²×°

 
   ×°ÁËÒ»Ò¹µÄÈí¼þ£¬ÏÈÊÇMySQL£¬myEclipse,Oracle ,²»¶ÏµÄ³ö´í£¬OracleServise²»ÄÜÆô¶¯£¬ºÜÊÇ·³ÈË£¬Ð¶ÔØÁËOracelÁ½´Î£¬ÓÖ֨װ£¬´íÎóµÃµ½Ò»Ð©½â¾ö£¬×¢²á±í³öÏÖÁ˺öàµÄÎÊÌ⣬ÒÔǰÔÚÐ¶ÔØÈí¼þµÄʱºò£¬¶¼Ã»ÓÐÓÃרÓõŤ¾ß£¬×¢²á±íÒ»ÍÅÂÒ£¬ÕæÊÇÏ൱µÄºó»Ú£¬ÏÖÔÚ¿´À´ÒªÏë¸Ä¹ýÀ´È·ÊµÊǺÜÄѵÄÀ²£¡ÒÔºóÕâ·½ÃæÒª¶à¼ÓµÄ×¢Òâ¿©¡£
      ÏÖÔÚÖÕÓڴ󹦸æ³É£¬ºÃÏë¿Þ£¡ ÕâÊÇÎÒµÚÒ»´ÎÕâÑùÏàÐÅ×Ô¼º£¬Ð»Ð»ÍøÓѵÄһЩ°ï£¬http://blog.csdn.net/xiaoyao6650/archive/2009/03/15/3989484.aspx£¬½ñÌìÓÖ×°ÁËVS2008£¬ÀÏÊÇÌø³öWEB×é¼þ°²×°Ê§°Ü£¬ÆøËÀÁË£¬
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       ÖÐÎç·¸Á˸ö´íÎó£¬ÌýÐÅÍøÓѵķ½·¨£¬ÐÞ¸ÄÁËÓû§µÄÕË»§£¬×îºó½øÈëF8²ÅµÃ½â¾ö£¬¿´À´µÃ×Ô¼º¶à¶¯¶¯ÄÔ×Óȥ˼¿¼°¡£¡
        ¾­ÀúÁËÕâЩÊÂÇ飬¸ü¼Ó¼á¶¨ÁË×Ô¼ºÒª×ߵķ£¬Chang,ÎÒÃÇÒ»ÆðŬÁ¦°É£¡ÏàÐÅ£¬ÎÒÏàÐÅÎÒÐеģ¬ÄãÒ²Ò»¶¨»áµÄ£¬²»ÊǵÄô£¬MyLove !
......

oracleÊý¾Ý¿âÎļþÔÚ´ÅÅÌÖеÄÒÆ¶¯

1¡¢¹Ø±ÕÊý¾Ý¿â >>shutdown immediate;
2¡¢¿½±´Îļþ£¨*.dbf)µ½Ä¿µÄÎļþ¼Ð;
3¡¢Æô¶¯Êý¾Ý¿â >>startup mount;
4¡¢¸ü¸Ä·¾¶
>>alter database rename file 'C:\oracle\oradata\global\USERS01.DBF' to 'D:\oracle\USERS01.DBF';
>>alter database rename file 'C:\oracle\oradata\global\UNDOTBS01.DBF' to 'D:\oracle\UNDOTBS01.DBF';
5¡¢´ò¿ªÊý¾Ý¿â >>alter database open;
ÁíÍ⣬¿Éͨ¹ýÒÔÏÂÖ¸Áî²é¿´ËùÓбí¿Õ¼äÊý¾ÝÎļþλÖãº
select file_name from sys.dba_data_files; ......

oracleѧϰ£¨´´½¨±í£©

ÎÒÏë×î³õѧϰÊý¾Ý¿âʱ¶¼ÊÇÒÔstudent±í¡¢course±íºÍsc±íΪÀýµÄ°É
Ê×ÏÈ´´½¨ÕâÈýÕÅ±í£º±ØÒªÊ±¿ÉÖØÐ´´½¨Óû§¼°ÃÜÂë²¢µÇ½
»·¾³£ºoracle 10g
declare
  vcnt number;
begin
  select count(*) into vcnt from user_tables where table_name='SC';
  If vcnt = 1 Then
    Execute immediate 'drop table sc';
  end if;
  select count(*) into vcnt from user_tables where table_name='STUDENT';
  If vcnt = 1 Then
    Execute immediate 'drop table student';
  end if;
  select count(*) into vcnt from user_tables where table_name='COURSE';
  If vcnt = 1 Then
    Execute immediate 'drop table course';
  end if;
end;
/
--´´½¨±í
Create table student
(sno char(10) primary key,
 sname varchar(20) not null,
 sage smallint,
 ssex char(2),
 sdept varchar(20));
Create table course
(cno char(10) primary key,
 cname varchar(20) not null,
 credit smallint);
Create table sc
(sno ......

oracleѧϰ£¨¼òµ¥²éѯ£©

    £¨1£©²éѯC01¿Î³Ì³É¼¨²»ÎªNullµÄѧÉúµÄÐÕÃûºÍ³É¼¨¡£
         ·ÖÎö£ºÒòÎªÉæ¼°µ½¿Î³Ì³É¼¨ºÍѧÉúÐÕÃû£¬ÐèÒª¶Ôstudent±íºÍsc±í½øÐÐÁ¬½Ó¡£
´úÂ룺
select sname,grade from student,sc where student.sno=sc.sno and cno='C01' and grade is not null;
½á¹û£º
 
          SNAME                                               GRADE
       -------------------- ---------------------------------------
         ¸ðÁé                     &nbs ......

linux redhat4+oracle10g

ÔÚÐéÄâ»úRed Hat Enterprise Linux 4 update 4Öа²×°oracle 10.2.0.1
1)²é¿´ÏµÍ³ÄÚ´æ
[root@linux4 ~]# grep MemTotal /proc/meminfo
2)²é¿´½»»»Çø´óС
[root@linux4 ~]# grep SwapTotal /proc/meminfo
3)
²é¿´/tmpĿ¼´óС
[root@linux4 ~]# df -m /tmp
4)²é¿´²Ù×÷ϵͳ°æ±¾
[root@linux4 ~]# cat /etc/issue
5)¼ì²éϵͳÊÇ·ñ×°ÓÐÈçÏÂÈí¼þ°ü
binutils-2.15.92.0.2-13.EL4
compat-db-4.1.25-9
compat-libstdc++-296-2.96-132.7.2
control-center-2.8.0-12
gcc-3.4.3-22.1.EL4
gcc-c++-3.4.3-22.1.EL44
glibc-2.3.4-2.9
glibc-common-2.3.4-2.9
gnome-libs-1.4.1.2.90-44.1
libstdc++-3.4.3-22.1
libstdc++-devel-3.4.3-22.1
make-3.80-5
pdksh-5.2.14-30
sysstat-5.0.5-1
xscreensaver-4.18-5.rhel4.2
setarch-1.6-1
ʹÓÃrpm –qÃüÁî²é¿´ÉÏÊöÈí¼þ°ü
6)´´½¨oinstall×é
[root@linux4 ~]# /usr/sbin/groupadd oinstall
´´½¨oper×é
[root@linux4 ~]# /usr/sbin/groupadd oper
7)
´´½¨oracleÓû§£¬Ö¸¶¨ÆäÖ÷×éΪoinstall£¬²¢»¹ÊôÓÚ×édbaºÍoper
[root@linux4 ~]# useradd -g oinstall -G dba,oper oracle
[root@linux4 ~]# passwd oracle
ÉèÖ ......

linux redhat4+oracle10g

ÔÚÐéÄâ»úRed Hat Enterprise Linux 4 update 4Öа²×°oracle 10.2.0.1
1)²é¿´ÏµÍ³ÄÚ´æ
[root@linux4 ~]# grep MemTotal /proc/meminfo
2)²é¿´½»»»Çø´óС
[root@linux4 ~]# grep SwapTotal /proc/meminfo
3)
²é¿´/tmpĿ¼´óС
[root@linux4 ~]# df -m /tmp
4)²é¿´²Ù×÷ϵͳ°æ±¾
[root@linux4 ~]# cat /etc/issue
5)¼ì²éϵͳÊÇ·ñ×°ÓÐÈçÏÂÈí¼þ°ü
binutils-2.15.92.0.2-13.EL4
compat-db-4.1.25-9
compat-libstdc++-296-2.96-132.7.2
control-center-2.8.0-12
gcc-3.4.3-22.1.EL4
gcc-c++-3.4.3-22.1.EL44
glibc-2.3.4-2.9
glibc-common-2.3.4-2.9
gnome-libs-1.4.1.2.90-44.1
libstdc++-3.4.3-22.1
libstdc++-devel-3.4.3-22.1
make-3.80-5
pdksh-5.2.14-30
sysstat-5.0.5-1
xscreensaver-4.18-5.rhel4.2
setarch-1.6-1
ʹÓÃrpm –qÃüÁî²é¿´ÉÏÊöÈí¼þ°ü
6)´´½¨oinstall×é
[root@linux4 ~]# /usr/sbin/groupadd oinstall
´´½¨oper×é
[root@linux4 ~]# /usr/sbin/groupadd oper
7)
´´½¨oracleÓû§£¬Ö¸¶¨ÆäÖ÷×éΪoinstall£¬²¢»¹ÊôÓÚ×édbaºÍoper
[root@linux4 ~]# useradd -g oinstall -G dba,oper oracle
[root@linux4 ~]# passwd oracle
ÉèÖ ......

Oracle RACѧϰ±Ê¼Ç (¶þ)

Oracle RAC Workload Management:
service   usage   preferred instances      available instances     prority         response time warning/critical
ERP        client     RDB1                            RDB2                           high            0.5/0.75
SELF_
SERVICE client    RDB1,RDB2                   -               &n ......
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