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ÔÙ̸mysqlµÄÅäÖÃÎļþmy.ini or my.cnf (Ö®¶þ)

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ÔÚǰһƪ¶ÌÎÄÀïÌáµ½ÁËmy.ini/cnfµÄ¼ÓÔØË³Ðò£ºC:\WINDOWS\my.cnf->C:\WINDOWS\my.ini->C:\my.cnf ->C:\my.ini ->$installdir\my.ini¡£(%MYSQL_HOME%\my.ini)-> --defaults-extra-file=path
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(linuxÏ£¬/etc/my.cnf->/etc/mysql/my.cnf->SYSCONFDIR/my.cnf->$MYSQL_HOME/my.cnf-> --defaults-extra-file->~/my.cnf
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1. Èç¹ûÄãÓùýMKS toolsÖ®ÀàµÄÀàunixÃüÁîÐй¤¾ß£¬ps -ef | grep mysql¼´¿É¶¨Î»
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d:\>ps -ef | grep mysql
  SYSTEM  1112   764  0 04:56:49 CONIN$  0:00 D:\mysql-5.0.9-beta-win32\bin\mysqld-nt --defaults-file=D:\mysql-5.0.9-beta-win32\bin\my.ini
mysql5
2. Èç¹ûûÓÐ1ËùÌáʾµÄ¹¤¾ß£¬Ä㻹¿ÉÒÔÏÂÔØÒ»¸öWinDbg for windows (ÕâÊÇ΢ÈíÌṩµÄÃâ·Ñ³¬Ç¿debug¹¤¾ß)£¬°ÑËüµÄ°²×°Â·¾¶ÉèÖõ½pathÀïÍ·£¬È»ºó
   ÔËÐÐÃüÁîtlist -v | findstr mysql¼´¿É¡£È磺
d:\>tlist -v | findstr mysql
 0 32 3240 Console.exe     Title: Console - findstr mysql
 0 32 1112 mysqld-nt.exe   Svcs:  mysql5
     Command Line: D:\mysql-5.0.9-beta-win32\bin\mysqld-nt --defaults-file=D:\mysql-5.0.9-beta-win32\bin\my.ini mysql5
     Command Line: findstr mysql
3. ×îºó£¬Èç¹ûÄãʵÔÚ²»Ï²»¶ÃüÁîÐУ¬ÄǾÍÓÃͼÐνçÃæºÃÁË£¬ÏÂÒ»¸öProcessExplore-NT.zip
    http://technet.microsoft.com/en-us/sysinternals
--> Process Explorer
   ÔËÐÐÕâ¸öͼÐνçÃæµÄ½ø³Ì¹ÜÀíÆ÷£¬
  
Ñ¡Ôñview->select columns£¬È»ºóÔÚprocess imageÀïÍ·£¬°ÑImage PathºÍC


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ubuntu mysqlµÄ°²×°

sudo apt-get install mysql-server
Õâ¸öÓ¦¸ÃºÜ¼òµ¥ÁË£¬¶øÇÒÎÒ¾õµÃ´ó¼ÒÔÚ°²×°·½ÃæÒ²Ã»Ê²Ã´Ì«´óÎÊÌ⣬ËùÒÔÒ²¾Í²»¶à˵ÁË£¬ÏÂÃæÎÒÃÇÀ´½²½²ÅäÖá£
ÅäÖÃMySQL
×¢Ò⣬ÔÚUbuntuÏÂMySQLȱʡÊÇÖ»ÔÊÐí±¾µØ·ÃÎʵģ¬Èç¹ûÄãÒªÆäËû»úÆ÷Ò²Äܹ»·ÃÎʵϰ£¬ÄÇôÐèÒª¸Ä±ä/etc/mysql/my.cnfÅäÖÃÎļþÁË£¡ÏÂÃæÎÒÃÇÒ»²½²½µØÀ´£º
ĬÈϵÄMySQL°²× ......

mysql³öÏÖunauthenticated user¼òµ¥·ÖÎöÒÔ¼°½â¾ö

µ±ÓÃshow processlist;¿´µ½ÈçÏÂÐÅϢʱ:
LL | login | NULL             |
| 697 | unauthenticated user | 218.26.219.186:26944  | NULL       | Connect | NULL | login | NULL      & ......

mysql±àÂëÉèÖÃ

mysql
> SHOW VARIABLES LIKE
'character_set_%';
+--------------------------+----------------------------+

| Variable_name | Value |
+--------------------------+----------------------------+

| character_set_client | latin1 |
| character_set_connection |
latin1 |
| character_set ......
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