Course selection system
2016-08-23
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Java classes with students and administrators of the system-side package Student;
import java.sql.*;
import java.util.*;
import java.awt.*;
public class MyJDBC{
private Connection con;
private Statement st;
private String user,pass;
private ResultSet set;
private String name;
public MyJDBC()
{
open();
}
void open(){
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con=DriverManager.getConnection("jdbc:odbc:Course","sa","");
st= con.createStatement();
}catch(Exception e){e.printStackTrace(); System.out.print ("database connection failed!");}}
void close(){
try{ con.close();
}catch(Exception e){e.printStackTrace(); System.out.print ("close failed!");}}
int insert(String str){
try{
open();
int i=0;
i=st.executeUpdate(str);
return i;} catch(Exception e){e.printStackTrace();return 0;}
import java.sql.*;
import java.util.*;
import java.awt.*;
public class MyJDBC{
private Connection con;
private Statement st;
private String user,pass;
private ResultSet set;
private String name;
public MyJDBC()
{
open();
}
void open(){
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con=DriverManager.getConnection("jdbc:odbc:Course","sa","");
st= con.createStatement();
}catch(Exception e){e.printStackTrace(); System.out.print ("database connection failed!");}}
void close(){
try{ con.close();
}catch(Exception e){e.printStackTrace(); System.out.print ("close failed!");}}
int insert(String str){
try{
open();
int i=0;
i=st.executeUpdate(str);
return i;} catch(Exception e){e.printStackTrace();return 0;}
java
系统
选课
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