Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ÈçºÎÔÚOracleÖи´ÖƱí½á¹¹ºÍ±íÊý¾Ý

1. ¸´ÖƱí½á¹¹¼°ÆäÊý¾Ý£º
create table table_name_new as select * from table_name_old
2. Ö»¸´ÖƱí½á¹¹£º
create table table_name_new as select * from table_name_old where
1=2;
»òÕߣº
create table table_name_new like table_name_old
3. Ö»¸´ÖƱíÊý¾Ý£º
Èç¹ûÁ½¸ö±í½á¹¹Ò»Ñù£º
insert into table_name_new select * from table_name_old
Èç¹ûÁ½¸ö±í½á¹¹²»Ò»Ñù£º
insert into
table_name_new(column1,column2...) select column1,column2...
from table_name_old


Ïà¹ØÎĵµ£º

oracle¿Í»§¶ËplsqlÉèÖÃ(win7)

oracle¿Í»§¶ËplsqlÉèÖÃ(windows7)  ÔÚwindows7°²×°plsqlÒÔ·ÃÎÊ·þÎñÆ÷ÉϵÄoracleÊý¾Ý¿â
1. ÔÚ¹ÙÍøÏÂÔØoracle database 10g client£¬°²×°Ê±Ñ¡Ôñinstant client£¬°´Ä¬ÈÏÉèÖð²×°
2. °²×°»òʹÓÃÂÌÉ«°æµÄplsql
3. ÔÚplsqlĿ¼ÏÂÕÒµ½(»òн¨)Îļþtnsnames.ora£¬¿ÉÖØ¸´Ìí¼ÓÈçÏ¶Σº
MYNAME =
(DESCRIPTION =
(ADDRESS_L ......

Íæ×ªOracle£¨7£©

||-------  pl/sql »ù´¡ -------||
pl/procedural language ¹ý³ÌÓïÑÔ
//´´½¨±í
SQL> create table mytest(
  2  name varchar2(30),
  3  pwd varchar2(30));
//´´½¨¹ý³Ì
create procedure sp_pro1 is
create or replace procedure sp_pro1 is --Èç¹û´æÔÚ¼´ ......

oracle pl/sqlʵÀýÁ·Ï°


µÚÒ»²¿·Ö£ºoracle pl/sqlʵÀýÁ·Ï°(1)
Ò»¡¢Ê¹ÓÃscott/tigerÓû§ÏµÄemp±íºÍdept±íÍê³ÉÏÂÁÐÁ·Ï°£¬±íµÄ½á¹¹ËµÃ÷ÈçÏÂ
empÔ±¹¤±í(empnoÔ±¹¤ºÅ/enameÔ±¹¤ÐÕÃû/job¹¤×÷/mgrÉϼ¶±àºÅ/hiredateÊܹÍÈÕÆÚ/salн½ð/commÓ¶½ð/deptno²¿ÃűàºÅ)
dept²¿Ãűí(deptno²¿ÃűàºÅ/dname²¿ÃÅÃû³Æ/locµØµã)
¹¤×Ê £½ н½ð £« Ó¶½ð
Ò²¿ÉÒÔͨ¹ý ......

oracle sql*plus set &spool½éÉÜ(¶þ)

Oracle spool Ó÷¨Ð¡½á[°ëת°ë¼Ó]
¹ØÓÚSPOOL(SPOOLÊÇSQLPLUSµÄÃüÁ²»ÊÇSQLÓï·¨ÀïÃæµÄ¶«Î÷¡£)
¶ÔÓÚSPOOLÊý¾ÝµÄSQL£¬×îºÃÒª×Ô¼º¶¨Òå¸ñʽ£¬ÒÔ·½±ã³ÌÐòÖ±½Óµ¼Èë,SQLÓï¾äÈ磺
select empno||','||ename||','||sal from emp;
spool³£ÓõÄÉèÖÃ
set colsep' ';¡¡¡¡¡¡ //ÓòÊä³ö·Ö¸ô·û
set echo off;¡¡¡¡¡¡¡¡//ÏÔʾstartÆô¶¯µ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ