Oracle 92ºÍOracle10gÏÂÔØµØÖ·
Oracle 9iÆóÒµ°æ¹Ù·½ÏÂÔØ9.2.0.1.0
¼òµ¥ÃèÊö£º oracleµÄ¹Ù·½ÍøÕ¾£ºwww.oracle.com ÕâÀïÓÐoracleµÄ¸÷ÖÖ°æ±¾µÄÊý¾Ý¿â¡¢Ó¦Óù¤¾ßºÍȨÍþµÄ¹Ù·½Îĵµ¡£Oracle9iÊÇÒµ½çµÚÒ»¸öÍêÕû¡¢¼òµ¥µÄÓÃÓÚ»¥ÁªÍøµÄÐÂÒ»´úÖÇÄÜ»¯µÄ¡¢Ð×÷¸÷ÖÖÓ¦ÓõÄÈí¼þ»ù´¡¼Ü¹¹¡£ÏµÍ³ÒªÇó£ºÊÊÓÃÓ²¼þ»·¾³ ÖÁÉÙÐèÒª512MÄڴ棻½»»»Çø£ºÒ»°ãÒªÇóÊÇÄÚ´æµÄÁ½±¶£¬ÖÁÉÙÒªÇó´ïµ½400MÒÔÉÏ£»ÖÁÉÙÒªÓÐ2.5GBÒÔÉϵÄÊ£Óà¿Õ¼ä¡£
-------------------------------------------------------------------------------------------------------------------------------------
Oracle9iÏÂÔØµØÖ·£º
http://www.oracle.com/technology/software/products/oracle9i/htdocs/winsoft.html
-------------------------------------------------------------------------------------------------------------------------------------
Oracle¹Ù·½ÏÂÔØ£¬9.2.0.1.0¡£
http://download-west.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk1.zip
http://download-west.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk2.zip
http://download-west.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk3.zip
»òÕßÏÂÃæµØÖ·£º
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk1.zip
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk2.zip
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk3.zip
-------------------------------------------------------------------------------------------------------------------------------------
Oracle10gÏÂÔØµØÖ·£º
http://www.oracle.com/technology/software/products/database/oracle10g/index.html
Ïà¹ØÎĵµ£º
ºÎΪLOB£¿
lobΪoracleÊý¾Ý¿âµÄÒ»¸ö´ó¶ÔÏóÊý¾ÝÀàÐÍ,¿ÉÒÔ´æ´¢³¬¹ý4000bytesµÄ×Ö·û´®£¬¶þ½øÖÆÊý¾Ý£¬OSÎļþµÈ´ó¶ÔÏóÐÅÏ¢.×î´ó¿É´æ´¢µÄÈÝÁ¿¸ùoracleµÄ°æ±¾ºÍoracle ¿é´óСÓйØ.
ÓÐÄǼ¸Öֿɹ©Ñ¡ÔñµÄLOBÀàÐÍ?
ĿǰORACLEÌṩÁËCLOB£¬NCLOB£¬BLOB£¬BFILE¹²ËÄÖÖLOBÀàÐÍ,CLOB,NLOBΪ´ó×Ö·û´®ÀàÐÍ,NLOBΪ¶àÓïÑÔ¼¯×Ö·ûÀàÐÍ,ÀàËÆÓÚNV ......
1.»ñÈ¡µÇ½Óû§µÄÖ÷»úÃû
select sys_context('userenv','host') from dual;
2.»ñÈ¡µÇ½Óû§µÄIPµØÖ·
select sys_context('userenv','ip_address') from dual; ......
LogMinerÌṩÁËÒ»¸ö´¦ÀíÖØ×öÈÕÖ¾Îļþ²¢½«ÆäÄÚÈÝ·Òë³É´ú±í¶ÔÊý¾Ý¿âµÄÂß¼²Ù×÷µÄSQLÓï¾äµÄ¹ý³Ì¡£LogMinerÔËÐÐÔÚOracle°æ±¾8.1»òÕ߸ü¸ß°æ±¾ÖС£
Ò»£¬ÈçºÎʹÓÃLogminer:
ÏÈÒª°²×°logminerµÄÁ½¸ö°ü£»ÒÔSYSÓû§ÔËÐÐÏÂÃæÁ½¸ö½Å±¾,ÆäÖеÚÒ»¸ö½Å±¾dbmslm.sqlÓÃÀ´´´½¨DBMS_LOGMNR°ü£¬¸Ã°üÓÃÀ´·Ö ......
º¯ÊýË÷ÒýµÄ¸ÅÄ
»ùÓÚº¯ÊýµÄË÷ÒýÒ²ÊÇ8iÒÔÀ´µÄвúÎËüÓÐË÷Òý¼ÆËãÁеÄÄÜÁ¦£¬ËüÒ×ÓÚʹÓò¢ÇÒÌṩ¼ÆËãºÃµÄÖµ£¬ÔÚ²»ÐÞ¸ÄÓ¦ÓóÌÐòµÄÂß¼ÉÏÌá¸ßÁ˲éѯÐÔÄÜ¡£Ê¹ÓûùÓÚº¯ÊýµÄË÷ÒýÓм¸¸öÏȾöÌõ¼þ£º
(1)
±ØÐëÓµÓÐQUERY REWRITE£¨±¾Ä£Ê½Ï£©»òGLOBAL QUERY REWRITE£¨ÆäËûģʽÏ£©È¨ÏÞ¡£
(2)
±ØÐëʹÓûùÓڳɱ¾µÄÓÅ»¯Æ÷£¬»ùÓÚ¹æÔ ......