About database coding problems

I. encoding configuration setting Mysql

1. Select the Default Character Set the Selected Manual / Collation
2. The Character Set is set to utf8

II. Mysql modify the configuration file my.ini coding (generally not required)

1. Locate the installation path Mysql
2. Open the my.ini
3.mysql client program is a command line
provided encoding: Character-SET-default = UTF8
4.mysqld server program is
provided encoding: character-set-server = utf8

Three .Mysql graphical interface coding Heidisql

Database coding 1.Heidisql

1. Right-click the database
2. Edit
3. character set: utf8 general ci

Coding 2.Heidisql table

1. Left-click at the table
2. Select option
3. Set Default collation: utf8_bin

IV. When using Java database connection

1. jdbc connection settings, increasing versatility
2. Get connected jdbc, additionally disposed behind the character encoding url

String url="jdbc:mysql://localhost:3306/mybase1?useUnicose=true&characterEncoding=utf-8";