相关软件和驱动 ：
MySQL 下载版本 ： 4.1.11
http://dev.mysql.com/downloads/mysql/4.1.html
JDBC 驱动下载版本 ： 3.1.8
http://dev.mysql.com/downloads/connector/j/3.1.html
复制代码代码如下:
代码
Sorot Kode yang Diproduksi oleh Actipro CodeHighlighte (Freeware) http://www.codehighlighter.com/--> impor java.sql.*;
kelas publik mysql {
Publik string statis url = "jdbc: mysql: // localhost: 3306/test"; // characterencoding = gbk
Public Static String username = "root";
Public Static String Password = "Root";
koneksi statis publik con;
Pernyataan Statis Publik STMT;
Hasil statis publik RS;
public static void main (string [] args) melempar sqlexception {
menghubungkan();
operasi();
stmt.close ();
con.close ();
}
tes void statis publik () {
String sql_select = "pilih * dari tableName di mana id = 1";
String sql_insert = "masukkan ke tableName (col1, col2 ..) nilai ('1', '2' ...)";
String sql_update = "Perbarui Tablename Set ColName = 'UPDATE' WHERE ID = 1";
// masukkan (sql_insert);
// pilih (sql_select);
// perbarui (sql_update);
}
public static void connect () {
// 定位驱动
mencoba {
Class.forname ("com.mysql.jdbc.driver");
System.out.println ("加载驱动成功!");
} catch (classnotfoundException e) {
System.out.println ("加载驱动失败!");
e.printstacktrace ();
}
// 建立连接
mencoba {
con = driverManager.getConnection (url, nama pengguna, kata sandi);
stmt = con.createStatement ();
System.out.println ("数据库连接成功!");
} catch (sqlexception e) {
System.out.println ("数据库连接失败!");
}
}
public static void select (string sql) {
mencoba {
rs = stmt.executeQuery (sql);
HasilTmetadata meta_data = rs.getmetadata (); // 列名
untuk (int i_col = 1; i_col <= meta_data.getColumnCount (); i_col ++) {
System.out.print (meta_data.getColumnLabel (i_col) + "");
}
System.out.println ();
while (rs.next ()) {
untuk (int i_col = 1; i_col <= meta_data.getColumnCount (); i_col ++) {
System.out.print (rs.getString (i_col) + "");
}
System.out.println ();
}
rs.close ();
} catch (Exception e) {
System.out.println ("数据查询失败!");
}
}
public static void insert (string sql) {
mencoba {
stmt.clearbatch ();
stmt.addbatch (sql);
stmt.executebatch ();
System.out.println ("数据插入成功!");
} catch (Exception e) {
System.out.println ("数据插入失败!");
}
}
Pembaruan public static void (string sql) {
mencoba {
stmt.executeUpdate (SQL);
System.out.println ("数据更新成功!");
} catch (Exception e) {
System.out.println ("数据更新失败!");
}
}
}