Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ºÍÍøÓÑ̽ÌÖ ÈçºÎѧϰOracle

http://www.inthirties.com/thread-757-1-1.html
ºÜÈÙÐÒ£¬±»ÑûÇëΪCSDNѧϰ´ó±¾ÓªÀïµÄOracleÀÏʦ¡£ÓиöÍøÓÑ·¢ÏûÏ¢¹ýÀ´£¬Ò»Æð̽ÌÖÈçºÎѧϰOracle£¬Ò»ÏÂÊǻظ´£¬ºÍ´ó¼ÒÒ»Æð̽ÌÖ¡£
 Ê×ÏÈ£¬ÒªÃ÷È·ÄãµÄ·½ÏòºÍÄ¿±ê¡£
¶ÔÓÚOracleÀ´Ëµ£¬Õâ¸öÌåϵÊDZȽÏÅÓ´óµÄ£¬ËùÒÔÃ÷È·Ò»¸öÄ¿±êºÍÄãµÄ·½ÏòÊÇÔÚѧϰǰÐèҪ˼¿¼µÄÎÊÌâ¡£ ¹ÜÀí£¬¿ª·¢£¬Êý¾ÝÍÚ¾ò»òÕßÊǸü¸ß¼¶µÄÄÚÈÝ¡£
ѧϰµÄÔ½ÉîÈ룬ÐèÒªÁ˽⵽µÄ֪ʶ¾ÍÔ½ÐèÒªÉîÈë¡£
ѧϰµÄʱºò£¬¿ÉÒÔÏÈ´Ó×Ôѧ¿ªÊ¼£¬ÎÒÒ²ÊÇ´Ó×Ôѧ¿ªÊ¼µÄ£¬ÏÈ¿ÉÒÔÑ¡ÔñһЩ»ù´¡µÄÊé¼®×ÅÊÖ£¬´óÖµÄÁ˽âOracleµÄһЩ»ù±¾µÄ֪ʶ£¬¸ÅÄîºÍÌåϵ»ù´¡¡£ Èç¹ûÒ»ÉÏÊÖ£¬´ó¸´ÔÓÁË£¬ÈÝÒ×´òÏûµôÄãµÄ»ý¼«ÐÔ¡£ ´Ó¶øºÜÈÝÒ×Íü¼Ç¡£ ÕÆÎÕµ½Ò»¶¨µÄ»ù´¡ÒԺ󣬾ͿÉÒÔ°´ÄãµÄ·½Ïò½øÐиüÉîÈëµÄһЩѧϰÁË£¬ÓÉÓÚÉîÈëµÄ¹ý³ÌÖÐÊƱØÓÐһЩÄѵãºÍÒɵ㣬ÕâʱºòÄãÐèÒª½èÖúÍøÂçµÄÁ¦Á¿ Í»ÆÆËûÃÇ£¬µ±È»Èç¹ûÕâʱºòÓбȽϺõÄÒýµ¼×Å°ïÄãÒ»Æð½â¾öÕâЩÒɵ㣬ÄѵãµÄ»°£¬»áÓиüºÃµÄЧ¹û¡£
OracleµÄѧϰ²»µ¥µ¥ÊǸöѧµÄ¹ý³Ì£¬ËûÊÇÒ»¸ö·Ç³£¸´ÔÓµÄÌåϵ£¬Èç¹ûµ¥µ¥ÊÇѧ£¬½ö½öÊÇÕÆÎÕһЩµãÉϵÄ֪ʶ£¬ÕâÑùµÄ֪ʶÊÇÏÁÕ­µÄ£¬ÊǺÜÈÝÒ×ÈÃÄãÔÚһЩÉæ¼°µ½ÌåϵÉϵÄÎÊÌâʱ£¬²úÉúÀ§»óµÄ£¬ËùÒÔOracleµÄѧϰ£¬¸üҪͻ³ö¸ö“Ï°”£¬ ÈçºÎ×öºÃÕâ¸ö“Ï°”£¬¶ÔÓÚÄãµÄÉîÈëÊǺÜÖØÒªµÄ£¬ Òª¾­³£¹á´©ÐԵĽøÐÐ˼¿¼£¬Ò»¸öÎÊÌâ³öÏÖÁËÒÔºó£¬ÓÐʱ»¹Òª¶à´ÓÃ棬²ã´ÎÉÏÈ¥½øÐÐ˼¿¼ºÍ×ܽᣬ֪ʶµã²ÅÄÜÓÐЧµÄ·á¸»ÆðÀ´£¬¶ø²»ÖÁÓÚÄÇôµ¥±¡£¬ÕâÑù²ÅÄÜÔÚÎÊÌâÖÐÓÐÒ»¸öºÜ׼ȷµÄ˼¿¼·½Ïò¡£
ѧϰOracleÊÇÒ»¸ö²»Ò׵Ĺý³Ì£¬ËùÒÔҪѧ»áÈ¥¼¤·¢×Ô¼ºÑ§Ï°µÄÐËȤ£¬ÐËȤÊÇ×îºÃµÄÀÏʦ£¬ÌرðÊÇÉîÈëµÄѧϰ£¬ÓкܶàÎÊÌâµÄ³öÏÖÊÇ»áÈÃÄã²»ÖªËù´ëµÄ£¬Èç¹ûÄãÓÐÐËȤÁË£¬ÕâÀïµÄÎÊÌâÈ´¿ÉÒÔ³ÉΪÄã²»¶Ï̽Ë÷²»¶Ï½ø²½µÄÒýÏߣ¬¶ø²»ÖÁÓÚ·ÅÆú¡£
ËÑË÷¸ü¶àÏà¹ØÖ÷ÌâµÄÌû×Ó: oracle study
ÌṩOracle¹ÜÀí/¹ÊÕÏ´¦Àí/ÓÅ»¯/°²×°/RAC/±¸·Ý»Ö¸´¼¼Êõ·þÎñ,ÌṩרҵµÄOracleÅàѵºÍ×Éѯ·þÎñ
רҵÂÛ̳ http://www.inthirties.com
¼¼Êõ²©¿Í http://blog.csdn.net/inthirties
¸öÈËÕ¾µã http://blog.inthirties.com


Ïà¹ØÎĵµ£º

ORACLEÆô¶¯

 
ORACLEÖ÷ÒªÓÉÁ½²¿·Ö×é³É£ºInstanceºÍDatabase¡£InstanceÊÇÖ¸Ò»×éºǫ́½ø³Ì/Ï̺߳ÍÒ»¿é¹²ÏíÄÚ´æÇøÓò£¬¶øDatabaseÊÇÖ¸´æ´¢ÔÚ´ÅÅÌÉϵÄÒ»×éÎïÀíÎļþ¡£
ORACLEÊý¾Ý¿âµÄÆô¶¯Ö÷Òª·Ö3¸ö²½Ö裺
1¡¢Æô¶¯µ½nomount״̬£»
2¡¢Æô¶¯µ½mount״̬£»
3¡¢Æô¶¯µ½open״̬¡£
ÏÂÃæ·ÖÎöÒ»ÏÂÆô¶¯µÄ¸÷¸ö²½Ö裺
Ò»¡¢Æô¶¯µ½nomount״̬
......

ÕùÏÈÌåζOracle 11gµÄÐÂÌصã

 ¸ú×ÅÕ⼸ÌìOracle OpenWorld´ó»áµÄ¾ÙÐУ¬Oracle11gµÄÐÂÌØÕ÷Ô½À´Ô½¶àµÄ±»Õ¹ÏÖ³öÀ´¡£
¡¡¡¡ÒÔÇ°£¬ÎÒÔø¾­Òý¼û¹ýOracle11g½«¿ÉÄÜÔÚ10Ô·ݵÄÕâ¸ö´ó»áÉÏÍƳö£¬µ±³õÖÁÓÚAlpha°æµÄÐÅÏ¢ÒѾ­¿ÉÒÔ¼ûµ½£¬ÏÖʱ³öÏÖµÄÒѾ­ÊÇBeta°æ£¬ÀëOracle11gµÄÕýʽ°æÒѾ­²»Ô¶¡£
¡¡¡¡Laurent Schneider ÔÚËûµÄBlogÖÐ̸µ½£¬¶ÔÓÚOracle11gµÄÃû×Ö»¹ ......

Oracle SQL*LoaderÊý¾Ý×°ÔØ

SQL*Loader ÓÃÓÚ½«´óÁ¿Êý¾Ý×°ÈëÊý¾Ý¿â¡£
¢Å¡¢¶¨¿íÊý¾Ý
´´½¨Êý¾ÝÎļþcontrol.txt£º
aaa,bbb
ccc,ddd
eee,fff
´´½¨¿ØÖÆÎļþcontrol.ctl£º
load data
infile 'c:\loader.txt'
append
into table tester.mm(
m1 position(1:3) char,
m2 position(5:7) char)
ÅúÁ¿¼ÓÔØÊý¾Ý£º
sqlldr tester/test control=c:\loade ......

ORACLEº¯Êý

 °Ñ×Ô¼ºËѼ¯µÄ×ÊÁÏÌù³öÀ´£¬Ñ§Ï°¹¤×÷·½±ãÕ¼¡£
SQLÖеĵ¥¼Ç¼º¯Êý
1.ASCII
·µ»ØÓëÖ¸¶¨µÄ×Ö·û¶ÔÓ¦µÄÊ®½øÖÆÊý;
SQL> select ascii('A') A,ascii('a') a,ascii('0') zero,ascii(' ') space from dual;
A A ZERO SPACE
--------- --------- --------- ---------
65 97 48 32
2.CHR
¸ø³öÕûÊý,·µ»Ø¶ÔÓ¦µÄ×Ö·û;
SQ ......

ѧϰ¡¶Oracle 9i10g±à³ÌÒÕÊõ¡·µÄ±Ê¼Ç (¾Å) ½ø³Ì

1.Oracle ʵÀýÖ÷ÒªÓÐ3 Àà½ø³Ì
Oracle Öеĸ÷¸ö½ø³ÌÒªÍê³Éij¸öÌض¨µÄÈÎÎñ»òÒ»×éÈÎÎñ£¬Ã¿¸ö½ø³Ì¶¼»á·ÖÅäÄÚ²¿Äڴ棨PGA Äڴ棩À´
Íê³ÉËüµÄÈÎÎñ¡£Oracle ʵÀýÖ÷ÒªÓÐ3 Àà½ø³Ì£º
·þÎñÆ÷½ø³Ì£¨server process£©£ºÕâЩ½ø³Ì¸ù¾Ý¿Í»§µÄÇëÇóÀ´Íê³É¹¤×÷¡£ÎÒÃÇÒѾ­¶ÔרÓ÷þ
ÎñÆ÷ºÍ¹²Ïí·þÎñÆ÷ÓÐÁËÒ»¶¨µÄÁ˽⡣ËüÃǾÍÊÇ·þÎñÆ÷½ø³Ì¡£
º ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ