sqlÊý¾ÝÁ¿¹ý´ó£¬·Ö¿â½â¾ö˼·£¬¸ßÈËÖ¸µã
ÏÖÔÚÎÒÕâ±ßÊý¾Ý×ÜÁ¿ÊÇ500W×óÓÒ£¬×¼±¸·Ö¿â£¬Ã¿60WÒ»ÕÅ±í£¬Êý¾Ý³¬¹ýʱ£¬ÐÂÊý¾Ý½¨Ð¿⡣
ÒòΪÓÐ5¸ö±ØÒªË÷Òý£¬µ¼Ö²éѯ¿ì£¬¸üÐÂÂý¡£
Ï£ÍûÓоÑéµÄ´ó¸çÄÜÌṩµã·Ö¿â˼·£¬ÈçºÎ·Ö£¿ËÑË÷ÈçºÎ×ö£¿Ð»Ð»¡£
ÉúÁ˸öСÐÇÐÇ£¬ºÇºÇ£¬Ë³´ø·¢É§¿ªÌùÁôÁµ~
sf
°ï¶¥¡£
ÄãµÄÒâ˼°Ñ±í·Ö¿âÂð
°ï¶¥
¹Ø×¢
¼Ó¸ö¹²Óùؼü×־ͷְÉ.
°ï¶¥!Ìý˵ʹÓÃʲô´ÅÅÌÕóÁеĿÉÒÔ½â¾ö¡£µ«ÊÇûÓÐÕæÕýʵʩ¹ý£¬ÊµÔÚ²»¸Ò·¢ÑÔ¡£ÆÚ´ý¸ßÊÖ½â¾ö¡£
60w²»ËãºÜ¶à£¬ÓÅ»¯Ï²éѯÓï¾ä
ѧϰ¡¡
ÊDz»ºÃ×ö£¬ºÇºÇ
½¨Òé·Ö±í°´Ê±¼äÂß¼£¬±ÈÈçÀúÊ·Êý¾Ý°´Äê»òÕßÔ·ֿª£¬²éѯµÄʱºòÏÞÖÆ²éѯÌõ¼þ£¬Ñ¡¸öÈÕÆÚ¶Î
°´¼Ç¼Êý·Ö±í£¬È·Êµ²»ºÃ²éѯ°¢£¬ÆÕͨµÄ·ÖÒ³²éѯµÄ»°£¬Ó¦¸ÃÄܳŵ½600W×óÓҵĵ¥±íÊý¾Ý°É
ÏÖÔÚÊÇ500W×óÓÒ£¬¼ÓÉϹØÁª±í£¬ÓÉÓÚ±ØÒªµÄË÷ÒýºÜ¶à£¬µ¼ÖÂÔöɾ¸Ä¶¼ºÜÂý£¬Ã»°ì·¨ÁË£¬Ö»ºÃ·Ö¿â¡£
ÀàËÆBTreeµÄ½á¹¹Ò²Ðí¿ÉÒÔ½â¾ö£¬¼ÙÉè½ÐMyBTreeµÄÒ»¸öÊý¾Ý½á¹¹¡£
¿ÉÄÜÐèÒªÒ»¸ö¹¤³§·½·¨£¬Õâ¸ö¹¤³§·½·¨ÓÃÀ´¸ù¾ÝMyBTreeµÄÌØÐÔÀ´¼ìË÷×ßÄĸö·ÖÖ§£¬·ÖÖ§¾ö¶¨ËÑË÷ÄĸöÊý¾Ý¿â¡£
´ó¸Å·½·¨Èç´Ë£¬¾ßÌåʵÏÖ×Ô¼ºÅª°É¡£¡£¡£
²»¶®Å¶£¡ û¼û¹ý¡£¡£Èç´ËÉñÆæµÄÎÊÌ⣿£¿ ²ËÄñ¹ýÀ´Î§¹Û¡£¡£¡£ MARKһϣ¡
°ï¶¥ ¹Ø×¢ÏÂ
ѧϰ ½Ó·Ö
Õâ¸ö´óµÄºÃûÓиã¹ý°ï¶¥
°ï¶¥Ò»Ï£¬Ï£Íû¸ßÊÖ¿´µ½À´½â¾ö¡£
²Î¿¼Ò»ÏÂÕâ¸ö°Éhttp://jwin.javaeye.com/blog/231846 ÆäʵÎÒҲû×ö¹ý¡£
°ï¶¥Ò»ÏÂ
ºÃÏñÊÇ·Ö±í°É£¬°´Ê±¼ä·Ö±í£¬¾ÍÏñÒÆ¶¯µÄÿÌì¶¼·ÖÒ»´Î£¬È»ºó²é
Ïà¹ØÎÊ´ð£º
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
org.apache.jas ......
ΪÁËÂú×ãÊý¾Ý²éѯµÄËÙ¶ÈÎÊÌ⣬ÎÒ½«Ò»ÕÅÊý¾ÝÁ¿´óµÄѧÉú±í°´Äê¶È·Ö³É¶à¸ö±í
students_2008, students_2009È»ºóÎÒÓÖ×öÁËÒ»¸öÄ£°å±ístudents_template,Ä£°å±íÖеÄ×ֶκÍstudents_2008, students_2009Ò»Ñù£¬Ö»²»¹ýÊÇÒ»¸ö ......
sql 2005Êý¾Ý¿âÎÒÏëµÃµ½Ò»×Ö·û´®Îª:
sldkf|||sdeww
erkv|||rltdk
jemcl|||ligf
¾ÍÊÇ|||ºóÃæµÄ×Ö·ûÓÐʲôº¯ÊýÄܵõ½Âð£¿ÊÇÔÚsqlÓï¾äдµÄ£¬²»ÊÇÔÚÒ³ÃæÐ´µÄ£¬ÄÇλ¸ßÊÖÀ´Ö¸½ÌÏ£¬ÐÂÊÖ£¬Ð»Ð»
ÔÎ µ ......
ÐèÇóÈçÏ£º
a±í:
p_id status
1 0
2 0
b±í
rec_id pid purchase_qty receive_qty flag
1 1 10 10 0
2 ......
Course(C#,Cname,T#) ¿Î³Ì±í
SC(S#,C#,score) ³É¼¨±í
Teacher(T#,Tname) ½Ìʦ±í
ÌâÄ¿£º°Ñ¡°SC¡±±íÖС°Ò¶Æ½¡±ÀÏʦ½ÌµÄ¿ÎµÄ³É¼¨¶¼¸ü¸ÄΪ´Ë¿Î³ÌµÄƽ¾ù³É¼¨£»
update SC set sco ......