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

Ôõô²¶»ñ×Ô¼ºsessionÖ´ÐеÄsql£¬½øÐÐÉîÈë¸ú×Ù

 
alter session set timed_statistics = true; --¿ÉÑ¡
alter session set max_dump_file_size = unlimited; --¿ÉÑ¡£¬·ÀÖ¹dumpĿ¼·Å²»ÏÂ
-- To enable the trace event 10046
alter session set events '10046 trace name context forever, level 8';
--ÉèÖÃTRACEFILE_IDENTIFIER²ÎÊýÖµ£¬ÈÃtraceÎļþ°üÀ¨MyTrace×Ö·û£¬ÕâÑùÕÒÆðÀ´·½±ã£¨Õâ¸ö·½·¨²»´í£¡£©£¬´Ó8.1.7¿ªÊ¼¾ÍÒѾ­ÓÐÁË
alter session set tracefile_identifier = 'MyTrace';  -- ¿ÉÑ¡
-- Run your SQL script or program to trace wait event information--
...ÄãµÄsql...
--To turn off the tracing
alter session set events '10046 trace name context off';
OK, ÕÒµ½¸Ãת´¢Îļþlocaldb_ora_4456_mytrace.trc
ÔÙʹÓÃtkprof£º
C:\> tkprof D:\oracle\product\10.2.0\admin\localdb\udump\localdb_ora_4456_mytrace.trc D:\output.txt
ʹ½á¹û¸ü¼Ó¿É¶Á¡£Èçͼ£º
¶ÁOracle Wait Interface: A Practical Guide to Performance Diagnostics & Tuning ÓиÐ~


Ïà¹ØÎĵµ£º

DB2ÁÙʱ±íÔÚSQL¹ý³Ì

 
°æȨÉùÃ÷£ºÔ­´´×÷Æ·£¬ÈçÐèתÔØ£¬ÇëÓë×÷ÕßÁªÏµ¡£·ñÔò½«×·¾¿·¨ÂÉÔðÈΡ£
DB2ÁÙʱ±íÔÚSQL¹ý³ÌºÍSQLÓï¾äÖеIJâÊÔ×ܽá
 
²âÊÔÄ¿±ê£º
 
·Ö±ðÔÚSQL¹ý³ÌºÍSQLÓï¾äÖд´½¨ÁÙʱ±í£¬²¢²åÈëÊý¾Ý£¬¿´Ö´Ðнá¹ûÓÐʲôÒìͬ¡£
 
²âÊÔ»·¾³£º
 
DB2 UDB V9.1
 
Ö´Ðи½¼þÀïÃæµÄSQLÓï¾ä£¬µÃµ½Ò»¸ö±í¡ ......

sql server 2000 È«ÎÄË÷ÒýÈ«½â

 http://hi.baidu.com/dumao/blog/item/1cafa71e5886d019413417e4.html
1.È«ÎÄË÷Òý¸ÅÊö
¶Ô Microsoft® SQL Server™ 2000 Êý¾ÝµÄÈ«ÎÄÖ§³ÖÉæ¼°Á½¸ö¹¦ÄÜ£º¶Ô×Ö·ûÊý¾Ý·¢³ö²éѯµÄÄÜÁ¦ºÍ´´½¨¼°Î¬»¤»ù´¡Ë÷ÒýÒÔ¼ò»¯ÕâЩ²éѯµÄÄÜÁ¦¡£
È«ÎÄË÷ÒýÔÚÐí¶àµØ·½ÓëÆÕͨµÄ SQL Ë÷Òý²»Í¬¡£
ÆÕͨ SQL Ë÷ÒýÈ«ÎÄË÷Òý
´æ´¢Ê±ÊÜ ......

1.The SQL introuduction

Introducing Oracle Database 11g
List the features of Oracle Database 11g
Discuss the basic design, theoretical and physical aspects of a relational database
Categorize the different types of SQL statements
Describe the data set used by the course
Log onto the database using the SQL Develope ......

ÈçºÎ²é¿´SQL Server ²¹¶¡µÄ°æ±¾£¿

 Õâ¸öÌâÄ¿ÌýÆðÀ´Ê®·ÖÞÖ¿Ú£¬Ó¢ÎÄÓ¦¸ÃÕâÑùд“How to find the service pack version installed on SQL Server using”£¬Õâ¸öÎÊÌâÎÒÒ»Ö±ÔÚÕÒ£¬SQL ServerһֱûÓÐÏñÆäËûÈí¼þÒ»Ñù¿ÉÒÔÖ±½Ó²é¿´µ½°æ±¾+²¹¶¡ºÅµÄ·½·¨£¬½ñÌìµ½Ò»¸öÀÏÍâµÄÍøÕ¾ÖÕÓÚÕÒµ½ÁË£º
ÓÐÁ½ÖÖ·½·¨£º
µÚÒ»²½£ºÊ¹ÓÃSQLÓï¾ä²éѯ
select @@version ......

Ò»¸ösql·ÖÒ³µÄ´æ´¢¹ý³Ì

 CREATE  procedure SqlPager_Ex
 @sqlstr varchar(8000), --²éѯ×Ö·û´®
  @currentpage int, --µÚNÒ³
  @pagesize int --ÿҳÐÐÊý, 
 as
  set nocount on
  declare @P1 int, --P1ÊÇÓαêµÄid
   @rowcount int
  exec sp_cursorope ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ