MySQLµ¼³öºÍµ¼ÈëSQL½Å±¾
MySQLµ¼³öºÍµ¼ÈëSQL½Å±¾
µ¼³ösql½Å±¾£º
mysqldump -u Óû§Ãû -p Êý¾Ý¿âÃû > ´æ·ÅλÖÃ
mysqljump -u root -p test > c:\a.sql
µ¼Èësql½Å±¾£º
Òª½¨»·¾³±äÁ¿»òÕßÔÚbinµÄĿ¼Ï£¬mysqlÕâ¸öÃüÁî²ÅÄÜʶ±ð¡£
testÊÇÄãÒªµ¼½øÈ¥µÄÊý¾Ý¿âÃû×Ö£¬ÒªÌáǰ½¨ºÃ~~
mysql -u Óû§Ãû -p Êý¾Ý¿âÃû < ´æ·ÅλÖÃ
mysqljump -u root -p test < c:\a.sql
×¢Ò⣬testÊý¾Ý¿â±ØÐëÒѾ´æÔÚ
Ïà¹ØÎĵµ£º
ÓÉMySQLÌṩµÄģʽƥÅäµÄÆäËûÀàÐÍÊÇʹÓÃÀ©Õ¹ÕýÔò±í´ïʽ¡£µ±Äã¶ÔÕâÀàģʽ½øÐÐÆ¥Åä²âÊÔʱ£¬Ê¹ÓÃREGEXPºÍNOT REGEXP²Ù×÷·û(»òRLIKEºÍNOT RLIKE£¬ËüÃÇÊÇͬÒå´Ê)¡£ À©Õ¹ÕýÔò±í´ïʽµÄһЩ×Ö·ûÊÇ£º
“.”Æ¥ÅäÈκε¥¸öµÄ×Ö·û¡£
Ò»¸ö×Ö·ûÀà“[...]”Æ¥ÅäÔÚ·½À¨ºÅÄÚµÄÈκÎ×Ö·û¡£ÀýÈ磬“[abc]”ƥŠ......
ÈôÒªÊÕËõÌØ¶¨Êý¾Ý¿âµÄËùÓÐÊý¾ÝºÍÈÕÖ¾Îļþ£¬ÇëÖ´ÐÐ DBCC SHRINKDATABASE ÃüÁî¡£ÈôÒªÒ»´ÎÊÕËõÒ»¸öÌØ¶¨Êý¾Ý¿âÖеÄÒ»¸öÊý¾Ý»òÈÕÖ¾Îļþ£¬ÇëÖ´ÐÐ DBCC SHRINKFILE
ÃüÁî¡£
ÈôÒª²é¿´Êý¾Ý¿âÖе±Ç°µÄ¿ÉÓã¨Î´·ÖÅ䣩¿Õ¼äÁ¿£¬ÇëÔËÐÐ sp_spaceused
¡£
¿ÉÔÚ½ø³ÌÖеÄÈÎÒ»µãÍ£Ö¹ DBCC SHRINKDATABASE ²Ù×÷£¬ÈκÎÒÑÍê³ÉµÄ¹¤×÷¶¼½«±£Áô¡£ ......
sql server 2000µ¼³ö±í½á¹¹
1.
SELECT
±íÃû=case when a.colorder=1 then d.name else '' end,
±í˵Ã÷=case when a.colorder=1 then isnull(f.value,'') else '' end,
×Ö¶ÎÐòºÅ=a.colorder,
×Ö¶ÎÃû=a.name,
±êʶ=case when COLUMNPROPERTY( a.id, ......
ÊÂÎñ¾ÍÊǸºÔð°ÑһϵÁвÙ×÷¿´×öÒ»¸ö¶ÀÁ¢µÄÂß¼µ¥Ôª£¬ÕâЩ²Ù×÷Ҫôͬʱ³É¹¦£¬ÒªÃ´Í¬Ê±Ê§°Ü¡£ÏÂÃæÊÇÒ»¸ö¾µäµÄÀý×Ó£º
create procedure TransferMoeny
(
@fromAccountNo varchar(50),-- ת³öÕ˺Å
@ToAccountNo varchar(50),--תÈëÕ˺Å
& ......