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mysql ÃüÁîʹÓÃ

mysql ÃüÁîѧϰ£º
1. mysql -uroot  ;
2.mysql -h ip -ubusiusr -pbusiusr newdrmdb;
3.show databases ;                 //ÏÔʾËùÓеÄÊý¾Ý¿â ;
4.show tables ;                       //ÏÔʾËùÓеıí ;
5.set names gbk ;                   //ÉèÖÃ×Ö·û¼¯ ;
6.desc tmonthfees201004 ;    //ÏÔʾ±í½á¹¹ ;
7.alter table tcontents change cVersion cVersion varchar(128) null ;   //ÐÞ¸Ämysql±íÖÐ×ֶεÄÊôÐÔ ;
8. show index from tcontents from newdrmdb;
    show index from newdrmdb.tcontents ;
    show keys from tcontents ;                         
    show indexes from tcontents ;                     //²é¿´±íµÄË÷Òý ;


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MsSQL,MySQL,Oracle,Êý¾Ý¿âÁ¬½Ó×Ö¶Î

Ms sql 2000
drivername=com.microsoft.jdbc.sqlserver.SQLServerDriver
url=jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=books
username=sa
password=sa
MySQL
drivername=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost/books
username=root
password=root
Oracle
drivername=orac ......

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ÄãʹÓùý±ðÈ˵ı¸·Ý·½°¸À´±¸·ÝÄãµÄMySQLÊý¾ÝÂð?ÄãÓÐ¶à¹ØÐÄÄãµÄÊý¾Ý?Äã¸ÒÈ·¶¨ÄãÏÖÔÚÕýÔÚÔËÐеĽű¾¾ÍÊǿɿ¿µÄ£¬¿É»Ö¸´µÄ±¸·Ý£¬¶øÇÒÔÚÔËÐйý³ÌÖв»»áÓ°ÏìÄãµÄ¹Ø¼ü×÷ÒµÂð?ÔڻشðÕâ¸öÎÊÌâ֮ǰ£¬ÏȻشðÏÂÃæÊ®¸öÎÊÌâ°É£º
¡¡¡¡1. ±¸·ÝÒªÇóÍ£Ö¹Êý¾Ý¿âÂð?Èç¹û²»ÐèÒª£¬ÄÇô±¸·ÝµÄʱºò»áÓ°Ïìʲô?¿éÉ豸?I/O¸ºÔØ?»º³å?»òÕßÊÇÆäËû?
¡¡ ......

OracleºÍMySQL¡¢PostgreSQLÌØÐÔ¶Ô±È

¡¡Ëæ×ÅÏÖ´úÊý¾Ý¿â¿ÉÓÃÌØÕ÷¼¯µÄѸËÙÔö¼Ó£¬ºÜÄÑÇø·ÖÊëºÃÊ뻵¡£ÀýÈçOracleÀï¾ÍÓÐÐí¶àÄã¿ÉÄÜ´ÓÀ´¶¼²»ÐèÒªµÄ¸ß¼¶Êý¾Ý²Ö¿âÌØÕ÷¡£´ËÍâÒ²¿ÉÄÜÓÐһЩÆäËü²»¿É»òȱµÄÌØÕ÷±ÈÈçACIDÊÂÎñÌØÐÔ¡£ÎÒÃÇÀ´¿´Ò»¿´Ö÷ÒªµÄÒ»Ð©ÌØÕ÷£¬±ÈÈç´æ´¢¹ý³Ì£¬ÊÓͼ£¬¿ìÕÕ£¬±íÊý¾ÝÀàÐͺÍÊÂÎñµÈµÈ¡£Í¬Ê±ÎÒÃÇ·ÖÎöÒ»ÏÂPostgresql£¬MySQLºÍOracleÕ⼸¸öÊý¾Ý¿â£¬È»º ......

MySql³£ÓÃÃüÁî

MySql³£ÓÃÃüÁî
 
¡¾MySqlÃüÁî´°¿ÚÆô¶¯£ºÇëÖ´ÐÐ\bin\mysql.exe¡¿
 
1:ʹÓÃSHOWÓï¾äÕÒ³öÔÚ·þÎñÆ÷Éϵ±Ç°´æÔÚʲôÊý¾Ý¿â£º
mysql> SHOW DATABASES;
2:´´½¨Ò»¸öÊý¾Ý¿âMYSQLDATA
mysql> CREATE DATABASE MYSQLDATA;
3:Ñ¡ÔñÄãËù´´½¨µÄÊý¾Ý¿â
mysql> USE MYSQLDATA; (°´»Ø³µ¼ü³öÏÖDatabase changed Ê±Ë ......

mysql°²×°Ê¹ÓÃÊÖ¼Ç

ɾ³ýrpm°ü
    rpm -e mysql-embedded-5.1.39-4.fc12.i686 --nodeps
°²×°rpm°ü
    rpm -vih MySQL-server-community-5.1.37-0.rhel5.i386.rpm
²éѯÒѰ²×°µÄrpm°ü
    rpm -qa | grep MySQL
Æô¶¯mysql
    mysql£¨Ã»ÓÐÃÜÂëµÄÇé¿ö£©
  &nbs ......
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