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Mysql֪ʶµã×ܽ᣺Flush privileges

mysql> flush privileges;ʲôÒâ˼£¿­
mysql> update mysql.user set password=PASSWORD('ÐÂÃÜÂë') where User='root';­
mysql> flush privileges;­
mysql> quit­
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mysql ÐÂÉèÖÃÓû§»ò¸ü¸ÄÃÜÂëºóÐèÓÃflush privilegesË¢ÐÂMySQLµÄϵͳȨÏÞÏà¹Ø±í£¬·ñÔò»á³öÏ־ܾø·ÃÎÊ£¬»¹ÓÐÒ»ÖÖ·½·¨£¬¾ÍÊÇÖØÐÂÆô¶¯mysql·þÎñÆ÷£¬À´Ê¹ÐÂÉèÖÃÉúЧ¡£­
¾ßÌåÀý×Ó: ­
1.Óû§rootÓû§½øÈëmysqlÔÙ´ò¿ªmysqlÊý¾Ý¿â(use mysql)ºó­
create user xh identified by 'xh';    //´´½¨Ò»Óû§xh²¢Ìí¼ÓÃÜÂëΪxh­
exit;    //Í˳ö²âÊÔ­
2.·µ»ØCĿ¼ÏÂÓÃÐÂÓû§ÖØÐ½øÈëmysql­
mysql -uxh -pxh   //½øÈë³É¹¦­
3.ÖØÐÂʹÓÃrootÓû§½øÈëmysql²¢´ò¿ªmysqlÊý¾Ý¿â­
update user set password=password ('monkey') where user='xh';   //¸ü¸ÄxhÓû§ÃÜÂëΪmonkey­
exit;     //ÔÙ´ÎÍ˳ö²âÊÔ­
4.Ö±½ÓÒÔÓû§XHÉí·Ý½øÈ룬ÓÃÐÂÃÜÂë½øÈë¿´ÊÇ·ñ³É¹¦­
mysql -uxh -pmonkey;  //±¨´í£¬ÃÜÂë²»ÕýÈ·­
5. ÖØÐÂÒÔROOT Óû§µÇ½²¢½øÈëmysqlÊý¾Ý¿â,ÖØÐÂÐÞ¸ÄÓû§ÃÜÂë­
update user set password=password ('monkey') where user='xh';   //¸ü¸ÄxhÓû§ÃÜÂëΪmonkey­
flush privileges;   //Ë¢ÐÂMySQLµÄϵͳȨÏÞÏà¹Ø±í­
exit;­
6.ÔÙ´ÎÍ˳ö£¬²¢ÒÔxhÓû§monkeyÃÜÂë½øÈë,²âÊԳɹ¦!­
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mysql ÐÔÄܲâÊÔ


mysql ÐÔÄܲâÊÔ
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drivers  : mysql odbc 3.51
program  : vb 6.0
database : mysql 4.01. nt
member   : 256 ddr
cpu      : 1.2g
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select ²âÊÔ!
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select count(*) from tbl_outgoing_log ;
ºÜ¶ÌµÄʱ¼ä ²»ÓÃÍøÂçµÄÇé¿öÏ ......

MySQL Proxy°²×°ºÍʹÓÃ(Ò»)

°´ÕÕÊֲᰲװMySQL Proxy֮ǰÏÈÒª°²×°ÒÔÏÂÈí¼þ libevent 1.x or higher (1.3b or later is preferred) lua 5.1.x or higher glib2 2.6.0 or higher pkg-config libtool 1.5 or higher MySQL 5.0.x or higher developer files rpm²é¿´libevent $rpm -q libevent
libevent-1.1a-3.2. ......

MySQLѧϰ(6)SHOW,USER

1.SELECT USER();
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2.SHOWÓ÷¨£¬
SHOW DATABASES--ÏÔʾ¶àÉÙ¸öÊý¾Ý¿â£¬Ò²¿ÉÒÔ½Ð×ö±í¿Õ¼ä¡£
SHOW TABLES--ÏÔʾÓжàÉÙ¸ö±í¡£
SHOW VARIABLES--ÏÔʾÊý¾Ý¿â±äÁ¿¡£
SHOW MASTER STATUS.
SHOW C ......

¼òÒ׽ű¾·½±ã±¸·ÝMySQLÊý¾Ý¿â

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@echo off
echo.
echo      MySQLÊý¾Ý¿â±¸·Ý
echo *****************************
echo.
echo ½ñÌìÊÇ %date%
echo ʱ¼äÊÇ %time%
echo.
echo *****************************
set "Ymd=%date:~,4%%date:~5,2%%date:~8,2%"
md "E:\%Ymd% ......

mysql ʱ¼äµÄ´¦Àí

TO_DAYS(date)   //¸ø¶¨Ò»¸öÈÕÆÚ£¬·µ»Ø´Ó0Ä꿪ʼµÄÌìÊý¡£
from_DAYS(N)   //¸ø¶¨Ò»¸öÌìÊý£¬·µ»ØÒ»¸öÈÕÆÚ¡£
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select TO_DAYS('1997-10-7')   //·µ»Ø729669
select from_DAYS(729669)    //·µ»Ø1997-10-7
UNIX_TIMESTAMP(), UNIX_TIMESTAMP(date)
ÈôÎÞ²ÎÊýµ÷Óã¬Ôò·µ ......
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