mysql數據庫修正添加Date格局列的辦法。本站提示廣大學習愛好者:(mysql數據庫修正添加Date格局列的辦法)文章只能為提供參考,不一定能成為您想要的結果。以下是mysql數據庫修正添加Date格局列的辦法正文
import java.sql.*;
import java.text.DateFormat;
//數據庫的查詢
public class SelectTable {
String dbDriver="com.mysql.jdbc.Driver";
String dbUrl="jdbc:mysql://localhost:3306/sss";//依據現實情形變更
String username="root";
String password="123";
public Connection getConn()
{
Connection conn=null;
try
{
Class.forName(dbDriver);
}
catch (ClassNotFoundException e)
{
e.printStackTrace();
}
try
{
conn = DriverManager.getConnection(dbUrl,username,password);//留意是三個參數
}
catch (SQLException e)
{
e.printStackTrace();
}
return conn;
}
public void select(){
Connection conn = getConn();
try{
Statement stmt = conn.createStatement(); //創立Statement對象
System.out.println("勝利銜接到數據庫!");
String sql = "select * from jdbc"; //要履行的SQL
ResultSet rs = stmt.executeQuery(sql);//創立數據對象
System.out.println("id"+"\t"+"name"+"\t"+"brithday");
while (rs.next()){
System.out.print(rs.getInt(1) + "\t");
System.out.print(rs.getString(2) + "\t");
System.out.print(rs.getDate(3) + "\t");
System.out.println();
}
}catch(Exception e){
e.printStackTrace();
}
}
public void insert(){
Connection conn = getConn();
try{
Statement stmt = conn.createStatement();
System.out.println("勝利銜接到數據庫!");
String sql = "insert into jdbc (id,name,birthday) values(?,?,?)";
PreparedStatement pst =conn.prepareStatement(sql);
DateFormat df = DateFormat.getDateInstance();
java.util.Date dd = df.parse("2000-12-12");//將YYYY-MM-DD格局的時光轉換為date
long t = dd.getTime();
java.sql.Date date = new java.sql.Date(t);
pst.setInt(1, 5);
pst.setString(2, "limazhi");
pst.setDate(3, date);
pst.executeUpdate();
select();
}catch(Exception e){
e.printStackTrace();
}
}
public static void main(String args[]){
SelectTable st = new SelectTable();
st.insert();
}
}