SQL Server ÈÏÖ¤(Certification)
΢ÈíµÄÊý¾Ý¿âÈÏÖ¤´Ó°üÀ¨3¸ö·½ÃæµÄ£º
MCTS: Microsoft Certified Technology Specialist
MCITP: Microsoft Certified IT Professional
MCM: Microfot Certified Master.
΢Èí½¨Òé²Î¼Ó×îа汾µÄÊý¾Ý¿âÈÏÖ¤¿¼ÊÔ£¬µ±Ç°°æ±¾ÊÇÖ¸Microsoft SQL Server 2008¡£
SQL Server2008 MCTS°üÀ¨3¸öÈÏÖ¤£º
1> SQL Server 2008 Implementation and Maintenace;
2> SQL Server 2008 Database Development;
3> SQL Server Business Intelligence Development and Maintenance.
SQL Server 2008 MCITP Ò²°üº¬3¸öÈÏÖ¤£º
1> Database Administrator IT Professional;
2> Database Developer IT Professional;
3> Business Intelligence Developer IT Professional.
MCITP±ÈMCTSÒª¿¼²ìµÄ·¶Î§¸ü¹ã£¬ÒªÇó¶ÔSQL Server 2008¼¼ÊõÁ˽âµÄ¸ü¾«Ï¸¡£ËùÒÔMCITPÒª±ÈMCTSÉÔ΢ÄѹýЩ¡£
MCMµ½2009Äê4Ô·ÝÈ«ÇòÖ»ÓÐ2¸öÈËͨ¹ýÁË¡£Õâ¸öÈÏÖ¤ÎÞÂÛÊǶԼ¼ÊõµÄÒªÇ󣬻¹ÊÇ»¨·ÑµÄ½ðÇ®¶¼ÊÇÏà¶Ô½Ï¸ßµÄ£¬ÕâÀï¾Í²»ÔÙÏêϸ½éÉÜÁË£¬ÓÐÐËȤµÄÅóÓÑ¿ÉÒÔ²ÎÕÕ
www.microsoft.com/learning/mcp/master/sql/default.mspx
Ïà¹ØÎĵµ£º
--ÁгöSQL ServerʵÀýÖеÄÊý¾Ý¿â
sp_databases
--·µ»ØSQL Server¡¢Êý¾Ý¿âÍø¹Ø»ò»ù´¡Êý¾ÝÔ´µÄÌØÐÔÃûºÍÆ¥ÅäÖµµÄÁбí
sp_server_info
--·µ»Øµ±Ç°»·¾³ÖеĴ洢¹ý³ÌÁбí
sp_stored_procedures
--·µ»Øµ±Ç°»·¾³Ï¿ɲéѯµÄ¶ÔÏóµÄÁÐ±í£¨ÈκοɳöÏÖÔÚ from ×Ó¾äÖеĶÔÏó£©
sp_tables
select * from sysobjects
---Ìí¼Ó»ò¸ü¸Ä ......
´¥·¢Æ÷
¶¨Ò壺 ºÎΪ´¥·¢Æ÷£¿ÔÚSQL ServerÀïÃæÒ²¾ÍÊǶÔijһ¸ö±íµÄÒ»¶¨µÄ²Ù×÷£¬´¥·¢Ä³ÖÖÌõ¼þ£¬´Ó¶øÖ´ÐеÄÒ»¶Î³ÌÐò¡£´¥·¢Æ÷ÊÇÒ»¸öÌØÊâµÄ´æ´¢¹ý³Ì¡£
³£¼ûµÄ´¥·¢Æ÷ÓÐÈýÖÖ£º·Ö±ðÓ¦ÓÃÓÚInsert , Update , Delete ʼþ¡£(SQL& ......
ÔÎĵØÖ·£ºhttp://www.programfan.com/article/2597.html
1.×Ö·û´®º¯Êý
³¤¶ÈÓë·ÖÎöÓÃ
datalength(Char_expr) ·µ»Ø×Ö·û´®°üº¬×Ö·ûÊý,µ«²»°üº¬ºóÃæµÄ¿Õ¸ñ
substring(expression,start,length) ²»¶à˵ÁË,È¡×Ó´®
right(char_expr,int_expr) ·µ»Ø×Ö·û´®ÓÒ±ßint_expr¸ö×Ö·û
×Ö·û²Ù×÷Àà
upper(char_expr) תΪ´óд
lower(c ......
¸½:Oracle SQL Developer — À©Õ¹½»Á÷ÖÐÐÄ
http://www.oracle.com/technology/global/cn/products/database/sql_developer/files/extensions.htm
֮ǰ×÷Ϊһ¸öOracle Employee£¬È´×ÜÊÇÔÚʹÓÃPL/SQL Developer£¨¶øÇÒÊÇÆÆ½â°æ£©£¬ÕâʵÔÚÓÐЩ˵²»¹ýÈ¥£¬µ«ÊÇÈçºÎÕÒµ½Ò»¸öºÏÐijÃÊÖµÄÄܹ»Ô ......
select name as ¿âÃû from master..sysdatabases where dbid>=7 »ñµÃÊý¾Ý¿âÃû³Æ
select * from sysobjects where xtype='u' or xtype='v' ²éѯÊý¾Ý¿âÀïËùÓбíµÄsqlÓï¾ä£¡
select name from sysobjects where type='u' ²éѯһ¸ö¿ ......