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profileÎļþ£¬oratab Îļþ£¬Êý¾Ý¿âʵÀý³õʼ»¯Îļþ initSID.ora£¬¼àÌýÅäÖÃÎļþ£¬ sqlnet.ora
Îļþ£¬tnsnames.ora Îļþ
1.2 Oracle Ö÷ÒªÅäÖÃÎļþ½éÉÜ
1.2.1 /etc/profile Îļþ
ϵͳ¼¶µÄ»·¾³±äÁ¿Ò»°ãÔÚ/etc/profile ÎļþÖж¨Òå ÔÚ CAMS ϵͳ ÓëÊý¾Ý¿â
Ïà¹ØµÄ»·¾³±äÁ¿¾Í¶¨ÒåÔÚ/etc/profile ÎļþÖÐ ÈçÏÂËùʾ
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/8.1.7
export PATH=$PATH/ORACLE_HOME/bin
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib
export ORACLE_SID=cams
export ORACLE_TERM=vt100
export ORA_NLS33=$ORACLE_HOME/ocommon/nls/admin/data
export NLS_LANG=AMERICAN.ZHS16CGB231280
& ˵Ã÷
1 ÅäÖÃÉÏÊö»·¾³±äÁ¿Òª×¢ÒⶨÒåµÄÏȺó˳Ðò Èç ¶¨Òå ORACLE_HOME
ʱ Óà µ½ ÁË ORACLE_BASE ÄÇ Ã´ ORACLE_HOME µÄ ¶¨ Òå Ó¦ ¸Ã ÔÚ
ORACLE_BASEÖ®ºó
2 ÔÚʹÓÃÖÐÎİæ CAMS ʱ »·¾³±äÁ¿ NLS_LANG µÄÖµÓ¦¸ÃÉèÖÃΪ
Ïà¹ØÎĵµ£º
JobµÄ²ÎÊý£º
Ò»£ºÊ±¼ä¼ä¸ôÖ´ÐУ¨Ã¿·ÖÖÓ£¬Ã¿Ì죬ÿÖÜ£¬:ÿÔ£¬Ã¿¼¾¶È£¬Ã¿°ëÄ꣬ÿÄ꣩
intervalÊÇÖ¸ÉÏÒ»´ÎÖ´ÐнáÊøµ½ÏÂÒ»´Î¿ªÊ¼Ö´ÐеÄʱ¼ä¼ ......
INTERVAL YEAR TO MONTHÊý¾ÝÀàÐÍ
OracleÓï·¨:
INTERVAL 'integer [- integer]' {YEAR | MONTH} [(precision)][TO {YEAR | MONTH}]
¸ÃÊý¾ÝÀàÐͳ£ÓÃÀ´±íʾһ¶Îʱ¼ä²î, ×¢Òâʱ¼ä²îÖ»¾«È·µ½ÄêºÍÔÂ. precisionΪÄê»òÔµľ«È·Óò, ÓÐЧ·¶Î§ÊÇ0µ½9, ĬÈÏֵΪ2.
eg:
INTERVAL '123-2' YEAR(3) TO MONTH & ......
create or replace type mytype IS TABLE OF varchar2(20);
declare type1 mytype :=mytype('1','2','3','4');
i number:=1;
var_str varchar(20):='liaomin';
begin
type1.EXTEND;
type1(type1.COUNT):=var_str;
loop
dbms_output.put_line(type1(i));
i:=i+1;
exit when i=type1.count+1; ......
create table a(
id number primary key,
name varchar2(20)
);
create table b(
id number,
name varchar2(20),
aid number references a(id)
);
insert into a values(1,'1');
insert into b values(1,'aaa',1);
Èç¹û create view vi_new as select * from a
ÔÚÊÓͼvi_new ÉÏ×öÈκΠdml²Ù×÷¶¼»áÐÞ¸Ä ¶ÔÓ¦µÄ ......
½ñÌìÓöµ½ÕâÑùµÄÎÊÌ⣬ÐÞ¸ÄÖ÷»úÃûºóoracle agent ·þÎñͻȻÎÞ·¨Æô¶¯£¬ÉÏÍøÕÒÁËÒ»»á×öÈçϲÙ×÷¡£¿ÉÒÔÕý³£Ê¹ÓÃÁË
1¡¢½«%oracle_home\ora92\network\adminϵÄlistener.oraºÍtnsnames.oraÄÚµÄËùÓÐÔÖ÷»úÃû¸ÄΪÏÖÓÐÖ÷»úÃû»òÕ߹̶¨IPµØÖ·£¨ÒÔ±ã¿Í»§¶Ë»úÆ÷Äܹ»·ÃÎÊServer£©£¬µ±È»Èç¹ûÏµÍ³ÖØÆôºó×Ô¶¯¸ÄÕý£¬¿ÉºöÂԴ˲½Öè¡£
2¡¢½«%o ......