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¸ñʽ£ºgrant ȨÏÞ on Êý¾Ý¿â.* to Óû§Ãû@µÇ¼Ö÷»ú identified by "ÃÜÂë"
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grant select,insert,update,delete on *.* to user1@localhost Identified by "password1";
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grant select,insert,update,delete on mydb.* to user1@localhost identified by "";
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show databases;
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use mysql;
show tables;
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describe ±íÃû;
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create database ¿âÃû;
drop database ¿âÃû;
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use ¿âÃû;
create table ±íÃû(×Ö¶ÎÁбí);
drop table ±íÃû;
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delete from ±íÃû;
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select * from ±íÃû;
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mysqldump --opt test > mysql.test
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mysqlimport -u root -p123456 < mysql.dbname¡£
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3. ½«Îı¾Êý¾Ýµ¼ÈëÊý¾Ý¿â:
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use test;
load data local infile "ÎļþÃû" into table ±íÃû;
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mysql> SHOW DATABASES;
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mysql> CREATE DATABASE MYSQLDATA;
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mysqldump -u Óû§ -p Êý¾Ý¿â ±íÃû>ÎļþÃû.sql
eg:
mysqldump -u root -p mysql tbcustomerid>a.sql
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mysqldump -u Óû§ -p Êý¾Ý¿â ±íÃû>ÎļþÃû.sql
2£©ÃüÁîÎļþµ¼Èë
¢Ùµ ......
1 modify the /etc/mysql/my.cnf
# Instead of skip-networking the default is now to listen only on
# localhost which is more compatible and is not less secure.
bind-address = 127.0.0.1
#
you see the bind-address, comment it. ×¢µôËü ......
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net stop mysql
net start mysql
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mysql>
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µ ......
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Hibernate Ó³ÉäÀàÐÍ
Java ÀàÐÍ
±ê×¼ SQL ÀàÐÍ
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integer »òÕß int
int »òÕß java.lang.Integer
INTEGER
4 ×Ö½Ú
long
long Long
BIGINT
8 ×Ö½Ú
short
short Short
SMALLINT
2 ×Ö½Ú
byte
byte Byte
TINYINT
1 ×Ö½Ú
floa ......
Êý¾Ý¿âÁ¬½Ó×Ö·û´®´óÈ«(MySQL)
MyODBC
MyODBC 2.50 Local database:
"Driver={mySQL};Server=localhost;Option=16834;Database=mydatabase;"
MyODBC 2.50 Remote database:
"Driver={mySQL};Server=data.domain.com;Port=3306;Option=131072;Stmt=;Database=my-databa ......