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

oracleÈ«ÎÄË÷ÒýºÍ¶¨Ê±ÈÎÎñ

--Ê×Ïȼì²éÊý¾Ý¿âÖÐÊÇ·ñÓÐCTXSYSÓû§ºÍCTXAPP½ÅÉ«¡£
--Èç¹ûûÓÐÕâ¸öÓû§ºÍ½ÇÉ«£¬Òâζ×ÅÄãµÄÊý¾Ý¿â´´½¨Ê±Î´°²×°intermedia¹¦ÄÜ¡£
--Äã±ØÐëÐÞ¸ÄÊý¾Ý¿âÒÔ°²×°ÕâÏÄÜ¡£
--ÓÃsysÓû§ÎªÁËÓû§gzinfo·ÖÅäȨÏÞ
grant
 CTXAPP 
to
 gzinfo;
grant
 
execute
 
on
 ctx_ddl 
to
 gzinfo;
--»Øµ½gzinfoÓû§
--´´½¨²âÊÔ±í,CLOBTEXT×Ö¶ÎΪÐèÒªË÷ÒýµÄ×Ö¶Î
create
 
table
 INXTEXT (ID 
number
(
13
), CLOBTEXT CLOB);
--´´½¨·Ö´Ê,ÕâÀïÓÃÁËchinese_vgram_lexer,·Ö´ÊÃûΪGZINFO_LEXER
call ctx_ddl.create_preference (
'
GZINFO_LEXER
'

'
chinese_vgram_lexer
'
);
--´´½¨Ë÷Òý,Ë÷ÒýÃûΪINX_TEST (PARAMETERS ÖÐÐèÒªÒÔLEXER¿ªÍ·,Ìæ»»Ê±ÓÃreplace)
create
 
index
 INX_TEST 
ON
 INXTEXT (CLOBTEXT) INDEXTYPE 
IS
 CTXSYS.CONTEXT PARAMETERS (
'
LEXER INFO_LEXER
'
);
--´´½¨¼Ç¼±í
create
 
table
 JOBTEST (ID DATE, CONTENT 
VARCHAR2
(
200
));
--´´½¨Í¬²½´æ´¢¹ý³Ì,ctx_ddl.sync_index('INX_TEST')Ϊͬ²½È«ÎÄË÷Òý,ͬ²½±í×Ö¶ÎÖеÄÐÅÏ¢
create
 
or
 
replace
 
procedure
 PROC_SYNC_INDEX
is
begin
ctx_ddl.sync_index(
'
INX_TEST
'
);
insert
 
into
 JOBTEST 
values
(SYSDATE, 
'
ͬ²½ÈÎÎñÓÚ
'
||
SYSDATE
||
'
Ö´ÐÐ
'
);
end
;
--´´½¨Í¬²½ÓÅ»¯´æ´¢¹ý³Ì,ctx_ddl.optimize_index('INX_TEST','FULL')ΪÓÅ»¯È«ÎÄË÷Òý
Code
create
 
or
 
replace
 
procedure
 PROC_SYNC_OPTIMIZE
is
begin
ctx_ddl.sync_index(
'
INX_TEST
'
);
ctx_ddl.optimize_index(
'
INX_TEST
'
,
'
FULL
'
);
insert
 
into
 JOBTEST 
values
(SYSDATE, 
'
ͬ²½ÓÅ»¯ÈÎÎñÓÚ
'
||
SYSDATE
||
'
Ö´ÐÐ
'
);
end
;
--´´½¨¶¨Ê±ÈÎÎñÒÔ±ãͬ²½È«ÎÄË÷Òý
DECLARE
       X 
NUMBER
;
BEGIN
   SYS.DBMS_JOB.SUBMIT
   (
    job      &n


Ïà¹ØÎĵµ£º

ÔÚoracleÖиıä×Ö¶ÎÔÚ±íÖеÄ˳Ðò

1.ÒÔsysÓû§µÇ¼oracle
2.²éÕÒÄãÒª¸ü¸ÄµÄ±í£¬ÎÒÃÇ“TEST”ÖеēAAA”±íΪÁУ¬×¢Ò⣬ÔÚoracleÖУ¬±íºÍ¿Õ¼ä¶¼ÊÇÒÔ´óд×ÖĸÏÔʾµÄ£¬ËùÒÔÕâÀï¶¼ÒªÓôó×Ö×Öĸ
Ö´ÐÐ
select object_id from all_objects where owner='TEST' and object_name='AAA';
»áµÃµ½Ò»¸öobject_id,Õâ¾ÍÊÇÎÒÃÇÐèÒª¸ü¸Ä±íµÄid£¬ÎÒÃÇÒ ......

Java+OracleÓ¦Óÿª·¢µÄ¼¸¸öÎÊÌâ


ÎÊÌâÒ»£ºÈç±£¼ÓÔØJDBCÇý¶¯³ÌÐò£º
¡¡¡¡Õý³£ÎÒÃǼÓÔØÇý¶¯³ÌÐòÓÐÈý¸ö;¾¶£º
¡¡¡¡1£©Class.forName(String)ÕâÏëµ±ÓÚclassLoaderÒ»¸öStringÖ¸¶¨µÄÀ࣬ÔÚ×°ÔØÊ±°Ñ¸ÃÇý¶¯³ÌÐòµÄ¾²Ì¬ÄÚÈݶ¼³õʼ»¯£¬ÆäʵÕâʱÇý¶¯³ÌÐòÀàµ÷ÓÃÁËDriverManager.registerDriver(driver)·½·¨
¡¡¡¡2£©Ê¹ÓÃϵͳÊôÐÔ£ºSystem.getProperty().load(new Fil ......

ORACLEÖÐÁÙʱÎļþºÍÊý¾ÝÎļþµÄÇø±ð

Õâ¸öÎÊÌâÒÔǰÀ§ÈŹýÎÒ£¬Á½Õߺó׺Ãû¶¼ÊÇ.DBF¡£¼ÇµÃµ±Ê±ºÃÏñÈ¥ÂÛ̳ÉÏ·¢Á˸öÌû×ÓÎÊ£¬²»¹ýºÃ¼¸ÌìûÈ˽â´ð£¬ÎÞÄÎÖ®ÏÂÎҾͰÑÌû×Ó¸ø½áÁË¡£
½ñÌìÕýºÃÔÚÒ»±¾ÊéÖп´µ½Óн²Á½ÕßÇø±ðµÄ£¬ÓÖÈ¥ÍøÉÏËÑÁËËÑ£¬Ð¡×ܽáһϣ¬¼ÇÏÂÀ´¡£
±¾µØ¹ÜÀíµÄÁÙʱ±í¿Õ¼äÊÇ»ùÓÚÁÙʱÎļþµÄ£¬ÕâЩÎļþÓëÆÕͨµÄÊý¾ÝÎļþ·Ç³£ÏàËÆ£¬µ«ËüÃÇ»¹¾ßÓÐÈçÏÂÌØÐÔ£º
ÁÙʱ ......

ÔÚJAVA Ô´³ÌÐòÖбàдSQLÓï¾äʱʹÓÃORACLE °ó¶¨±äÁ¿

ÔÚJAVAÖеÄSQL Óï¾äµÄ±àд·½Ã棬ûÓÐʹÓÃORACLE °ó¶¨±äÁ¿£¬ºÜ´ó³Ì¶ÈÉϽµµÍÁËÊý¾Ý¿âµÄÐÔÄÜ£¬±íÏÖÔÚÁ½¸ö·½Ã棺
 
1¡¢SQLÓï¾äÓ²·ÖÎö(Hard Parse)Ì«¶à£¬ÑÏÖØÏûºÄCPU×ÊÔ´£¬ÑÓ³¤ÁËSQLÓï¾ä×ܵÄÖ´ÐÐʱ¼ä
SQLÓï¾äµÄÖ´Ðйý³Ì·Ö¼¸¸ö²½Ö裺Óï·¨¼ì²é¡¢·ÖÎö¡¢Ö´ÐС¢·µ»Ø½á¹û¡£ÆäÖзÖÎöÓÖ·ÖΪӲ·ÖÎö(Hard Parse)ºÍÈí·ÖÎö(Soft Pars ......

Oracle AQ ʹÓÃ

 Ëæ×Ų»Í¬Ó¦ÓÃÄ£¿é¼äµÄÏûÏ¢½»»¥ºÍͨÐųÉΪһ¸ö¹Ø¼üµÄ¹¦ÄÜ£¬²¢ÇÒ±äµÃÔ½À´Ô½ÖØÒª¡£OracleÒýÈëÁËÒ»ÖÖÇ¿´óµÄ¶ÓÁлúÖÆ£¬Í¨¹ýËü³ÌÐò¼ä¿ÉÒÔʵÏÖÐÅÏ¢µÄ½»»¥£¬oracle°ÑËü³Æ×÷ΪAQ - Advanced Queuing. ʹÓÃOracle AQ£¬ÎÒÃDz»ÐèÒª°²×°¶îÍâµÄÖмä¼þ£¬ËüÊÇOracleÊý¾Ý¿âµÄÒ»¸ö¹¦ÄÜ×é¼þ£¬Ö»ÒªÄã°²×°ÁËOracle Êý¾Ý¿â¾Í¿ÉÒÔʹÓÃAQÁË¡£½ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ