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ɾ³ýÊý¾Ý¿â£ºdrop database databasename;
lÁ¬½ÓÊý¾Ý¿â£ºuse databasename;Ìáʾ£ºdatabase changed;
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µ±Ç°Êý¾Ý¿âËù°üº¬µÄ±í£ºshow tables;
´´½¨Óû§²¢¸³ÓèȨÁ¦£ºgrant all privileges on dbname.* to username@localhost identified by password;
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»ñÈ¡±í½á¹¹£ºdesc table-name/show columns from table-name;
ɾ³ý±í£ºdrop table table-name;
²åÈëÊý¾Ý£ºinsert into table-name (<×Ö¶Î1>,<×Ö¶Î2>, <×Ö¶Î...n>) values('','','');
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ɾ³ý±íÖеÄÊý¾Ý£ºdelete from table-name where Ìõ¼þ;
¸úбíÖеÄÊý¾Ý£ºupdate table-name set ×Ö¶Î=ÐÂÖµ,... where Ìõ¼þ£»
ÔÚ±íÖÐÌí¼Ó×ֶΣºalter table table-name add <×Ö¶Î> <lÀàÐÍ>..;
¸ü¸Ã±íÃû£º rename table oldtablename to newtablename;
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